
Page 1
1EXCAVATOR - DX SERIES
TABLE OF CONTENTS
Electrical Circuits
DX015 / DX018 ............................................................................................... 4
DX027Z / DX030Z .......................................................................................... 5
DX035Z........................................................................................................... 6
DX055 ............................................................................................................. 7
DX055W ......................................................................................................... 8
DX055W (Yanmar TNV Engine) ..................................................................... 9
DX060R ........................................................................................................ 10
DX060R (Yanmar TNV Engine) .................................................................... 11
DX080R ........................................................................................................ 12
DX080R (Yanmar TNV Engine) .................................................................... 13
DX140LC ...................................................................................................... 14
DX140W / DX160W ...................................................................................... 15
DX180LC ...................................................................................................... 16
DX190W ....................................................................................................... 17
DX210W ....................................................................................................... 18
DX225LC (S/N 5001 thru 5433) ................................................................... 19
DX225LC (S/N 5434 and Up) ....................................................................... 20
DX225NLC.................................................................................................... 21
DX255LC ...................................................................................................... 22
DX300LL ....................................................................................................... 23
DX300LC / DX340LC.................................................................................... 24
DX420LC ...................................................................................................... 25
DX480LC / DX520LC.................................................................................... 26
Hydraulic Circuits
DX015 ........................................................................................................... 28
DX018 ........................................................................................................... 29
DX027Z......................................................................................................... 30
DX030Z......................................................................................................... 31
DX035Z......................................................................................................... 32
DX055 ........................................................................................................... 33
DX055W ....................................................................................................... 34

Page 2
DX060R ........................................................................................................ 35
DX080R ........................................................................................................ 36
DX140LC ...................................................................................................... 37
DX140W / DX160W ...................................................................................... 38
DX180LC ...................................................................................................... 39
DX190W ....................................................................................................... 40
DX210W (4-INDI).......................................................................................... 41
DX210W (Mono and Articulated) .................................................................. 42
DX225LC (S/N 5001 thru 5433) ................................................................... 43
DX225LC (S/N 5434 and Up) ....................................................................... 44
DX225NLC.................................................................................................... 45
DX255LC ...................................................................................................... 46
DX300LC ...................................................................................................... 47
DX300LL ....................................................................................................... 48
DX340LC ...................................................................................................... 49
DX420LC ...................................................................................................... 50
DX480LC / DX520LC.................................................................................... 51

Page 3
2ELECTRICAL CIRCUITS

Page 4
DX015 / DX018
43D 43C
43B
29A
11B
21F
41C
40D
40C
40B
21C
17D
24D
29C
28C
25C
26C
27C
24C
22A
25A
22C
21J
23C
13C
2D
41A
12A
13A
17A
9A
10A
8A
15B
19C
30F
14B
30A
21E
44B
21A
20B
14B
20B
28A
33D
12D
12C
33C
32A
33A
31A
21B
31C
38B
12E
16C
21K
35B
34B
35A
34A
21B
11C
27A
26A
23A
21B
10B
37B
37C
21D
17C
44A
14D
39A
39D
39C
48C
24A
14A
16A
11A
15A
30D
30E
30G
39E
47A
48D
48A
21F
19D
47B
7D
6G
6F
6E
99
2J
4A
3B
99
4B
1A
3A
2H
99
99
99
99
9B
99
2F
99
99
99 8B
99
99
99
99
99
99
99
99
99
8D
99
7C
99
5C
7B
6C
6D
5D
5F
5E
2E
5G
99
99
99
99
99
99
2A
1B
99
99
99
46C
46E
46D
2K
48B
45C
45E
45D
47C
99
(K1023526)
STARTER RELAY
(-)
0.85LY
0.85LW
(920-00119)
ALTERNATOR
HEATER
PILOT CUT OFF S/W(2)
(549-00041)+(2190-2036D17)
12V/40A
FUEL PUMP
LAMP SWITCH
(2549-9115)
+(2190-2036D5)
WORKING
1.25B
3WR
(2190-2584D7,190-01151)
(2549-9115)+
1.25BW
3
0.85B
0.85B
DA2-1
0.85RB
1
10
7
0.85LB
0.85LR
TIMER
PREHEAT
4
1
I
0
0.85LR
5
0.5WR
9
VARIABLE TRACK SWTICH
DOZER &
(2549-9115)
HIGH SPEED SWITCH
1
7
10
0.85B
HIGH SPEED
DIODE 6
0.85B
0.5B
(539-00063)
0.85YR
FUEL
AIR CLEANER
PREHEAT
CHARGE
L6
GAUGE PANEL
L2
L5
L4
+(2190-2036D13)
0.85Y
9
0.5WR
I
0
5
8 0.85WG
2
9
5
0.85YW
0.85LB
0.85BW
HOUR METER
WATER TEMP
ENG OIL PRESS
L1
L3
H
+
W/T GAUGE
ILLUMINATION
FUEL GAUGE
L7 L8
F
+
U
-
U
W
+
-
0.85B 4
0.5WR
7
11
(3)
0.85BY
0.85YB
0.85WG
(2)
(1)
0.5B
0.85YW
0.85YR
3
12
0.5WR
6
10
0.85L
0.85R
(S)
(L)
(-)
(547-00020)
FUEL SENSOR
0.85LR
10
0.85R
0.85L
AVX 1.25RB
0.85Y
0.85WR
0.85RG
1.25BW
(2549-1152)
STARTER SWITCH
3BY
3BY
3WR
BR
R1
B
R2
C
ACC
3W
19
15A 15A
18
15A 15A 20A 20A
20
10A
15
(2510-1008)
FUSE BOX
10A
3 4 1 2
10A 10A
16 17
2WR
2WR
2W
10A
6 7 5
10A 10A 10A
8
0.85YG
(ON JOSTICK L.H)
HORN SWITCH
(534-00029)
3WR
0.85B
0.85RB
0.85RY
0.85YG
87a
87
30
0.85RL
0.85YG
0.5B
WORKING LAMP RELAY
(2544-9032)
10
5 I
0.5B
0.85RG
0.5B
WORKING LAMP
0.85RG
0.85B
30
86
85
87
87a
0.5YB
1.25RW
5
AVX 0.85BW
(2170-1003)
INDICATOR
1.25BW
AVX 0.85B
1.25R
WIPER MOTOR
WINDOW WASHER
(2916-9002A)
DA3-1
+
0.85L
-
P
0.85LB
-
(538-00005)
+
M
(2549-9114)
+(2190-2036D14)
WIPER & WASHER SWITCH
0
0.85LB
0.5B
5
10
I
0.85Y
DA3-2
DA3-3
II
4
6
9
7
0.85B
0.5WR
2
0.85B
0.85B
0.85Y
0.85B
0.85LW
E
0.85L
P
S
B
CABIN (OPTION)
9
HEATER SWITCH
+(2190-2584D5)
ILL
1.25W
-
1.25B
+
0.85B
E
0.5WR
CIGAR LIGHTER
(545-00002)
(549-00040)
3
0.5B
10
6
II
I
0
0.85WR
ROOM LAMP
(2534-9068)
10W
B
0.5WR
2
0.85LR
ROTATING BEACON (OPTION)
0.85B
WATER TEMP.SENSOR
WATER TEMP.SWITCH
ROTATING BEACON
(2RL006846-001)
HELLA
E/G OIL PRESS. SW
AVX 0.85BY
AVX 0.85YB
AVX 0.85L
ROTATING
+(2190-2036D10)
(2549-9115)
BEACON SWITCH
0.85RG
0.5WR
5
9
0.5B
I
1
10
0
7
0.85Or
T
S
9
0.85RL
(549-00046)
NO
C
0.5WR
PILOT CUT
OFF SWITCH
1
9
0.85RW
0
I
7
0.5WR
1
0.85B
DA1-1
DA1-2
0.85BG
DA1-3
DA1-4
0.85BG
0.85B
3BY
DA2-3
AVX 3B
1.25R
AVX 3B
AVX 1.25RB
AVX 5W
1.25B
(537-00030)
2
12
1.25W
0.85LR
9
10 11
1.25RW/0.85RY
0.85RB
14 13
SOLENOID VALVE
PILOT CUT OFF
0.85B
0.85B
DIODE 7
(2544-9032)
PILOT CUT OFF RELAY
85
0.85B
0.85YG
86
0.85Y
NC
SOLENOID VALVE
VARIABLE TRACK
SOLENOID VALVE
ON
START
HEAT
OFF
ACC BR B R1 C R2
20B
PREHEAT RELAY
5W
(K1023526)
AVX 5W
STARTER SWITCH CONNECTION
5W
5W
(K1043760) 20R
FUSIBLE LINK
+
BATTERY
12V 45AH
(2506-9011)
-
60A
5WR
ENGINE STOP
SOLENOID
85
HOLD
PULL
0.85B
0.85B
RESISTOR
86
85
AVX 3RW
0.85BY
COM
P
RESISTOR
30
5W
AVX 5BW
30
87
5W
86
87
GLOW PLUG
AVX 5Y
AVX 1.25R H
AVX 1.25WG
STARTER
12V/1.2KW
M
AVX 5BW
AVX 5Y
S
B
2WR
1.25R
(516-00009)
HORN
86
RESISTOR
3W
3
DA2-2
30
(K1023526 )
E/G STOP RELAY
E/G STOP TIMER
(K1043647)
0.85R
4
0.85RW
0.85Y
2
1
85
87
AVX 3RW
1.25B
20R
4
8
DA1 ~ DA3
2 3
7 6
1
5
DIODE ARRAY
DIODE 6 ~ 7 : 2548-1027
1. DIODE PART NO.
DA1 ~ DA3
NOTE.
: K1000815
1
5
4
8
7
3
2
6
1
5
2
6
3
7
1
5
2
6
7
3
(-)
(+)
(+)
(-)
4
M
3
1
2
(-)
P
(+)
E
R
L
B
0.5uF
ELECTRICAL DIAGRAM
NO.
Model DX15 / DX18
Name
FG012260
DOOSAN INFRACORE

Page 5
DX027Z / DX030Z
IC
64E
66D
16E
19C
17D
15A
99
54E
54D
54A
99
48D
64D
57B
59A
58B
30D
55C
99
55A
18
18
14A
33A
66C
20A
99
17C
27D
99
16D
22A
23A
48C
63A
62A
61A
60A
62B 63B 61B 60B
27F
99
99
18
99
20C
21E
21D
14C
33C
99
21A
99
99
15C
22C
23C
99
99
66J
99
18C
30C
18A
66H
65E
66A
65D
29C
99
29A
27E
99
99
36C
18
37C
24G
18
38A
99
99
38C
38D
99
37A
99
47C
1A
99
64A
18
48F
57A
58A
99
48E
18
59B
34C
99
99
32C
34A
31G
99
32A
65F
18
99
24C
2A
1C
12A 16F 17A 1D
99
48A
24F
36A
9D
99 19A
16B
6F
9F
5C
16A
30A 27A
2F
2E
4D
6A
9A
2F
5A
8A
4A
24A
18
99
47A
46C
46A 31A 65A
99
50A
31E 49A
6E
99
11B
3B
99
99
12B 99 31E
51A
8E
8D
2C
51C 51B
11A
50C
49C
31K
31J
99
99
7B
2G
69A
50B
49B
2D
7A
6D
99
1E
3A
44B
99
18
31D
43B
43A
44A
69B
99
25A
25C
+
-
-
+
WINDOW WASHER
0.85RB
CABIN (OPTION)
HORN SW
(ON JOYSTICK L.H)
0.85Or
0.85B
ROTATING BEACON (OPTION)
ROTATING BEACON
6
0.85Y FUEL EMPTY
6 I
CABIN LAMP
BUZZER
PREHEAT
CHARGE
L4
L3
L5
13
0.5Br
0.5LW
0.85RW
0.5LB
7
12
3
DIODE 9
0.85B
-
P
0.5B
CABIN LAMP RELAY
CABIN LAMP (OPTION)
0.5LB
0.85RW
0.5B
1.25L
0.85B
0.85L
0.85B
0.85L
85
87
87a
M
WIPER MOTOR
E
-
I
STOP
0.85B
RUN
0.85LB
+
0.85RL
B
II
0.85LW
I
0.85LY
0.85Y
S
II
(549-00040)
+(2190-2036D4)
LAMP SWITCH
30
86
0.5GB
1.25R
10
0.5B
3 II
9
0.5WR
QUICK CLAMP
AIR CLEANER
ENG OIL PRESS
WATER TEMP
L2
L7
L1
L6
L8
HOUR METER
H
+
L9
0.5Br
0.85GW
0.5BL
0.5BY
4
5
2
0.85RW
0.85B
0.5RG
0.85B
(3)
8
(1)
(2)
15
FUEL GAUGE
W/T GAUGE
ILLUMINATION
+
F
+
W
GAUGE PANEL
10
U
0.5WR
0.85YL
0.85YR 11
-
9
-
U
0.5WR
0.85LW
1
CAR STEREO (OPTION)
0.85RL
4
0.85BY
0.85GrL
0.85BW
1
9
18
(LH)
- - +
SPEAKER
(RH)
0.85GrR
+
8
3
CAR STEREO
0.85B
14
0.85B
0.85RG 5
11
ANTENNA
0.85LW
FUEL SENDER
WATER TEMP
INDICATOR
WATER TEMP
SWITCH
PRESS SWITCH
LAMP RELAY
WORKING LAMP
0.85GW
0.5Br
AVX 0.85BL
0.5B
1.25RG
0.85B
0.85RG
0.85B
0.85RG
85
87
87a
0.85B
0.85YR
AVX 0.85BY
0.85Y
AVX 0.85YL
0.5WR
0.85RL
0.85B
E/G OIL
SENDER
1
0.85WR
0.85Br
0.85B
30
86
0.5WR
1.25R
0
0.5Br
SOL-VALVE
2
0.85RB
DIODE 8
3
2
QUICK CLAMP (OPTION)
0.85RY
0.85RL
0.5WR
1.25RW
HORN
QUICK CLAMP SW
0.85Gr
0.85Gr
0.85B
TRAVEL ALARM (OPTION)
5
9
TRAVEL ALARM SW
CIGAR LIGHTER
CABIN (OPTION)
0.85B
-
ROOM LAMP
0.85B
E
10W
B
+
0.85YR
0.85RG
0.85WR
0.85RY
+(2190-2584D2)
BUZZER
TRAVEL ALRAM
(2549-9115)
SELECT SWITCH
0.85YL
DIODE 7
0.85YL
10
1
7 0
I
0.5B
0.85YR
0.85RG
LAMP NO. FOR GAUGE PANEL
START
STARTER SWITCH CONNECTION
OFF
ON
HEAT
WASHER SWITCH
R2 BR B R1 C ACC
DIODE 7,8,9
15
TERMINAL NO. FOR CONTROL UNIT
& GAUGE PANEL
DIODE 1~4
1. DIODE PART NO
DIODE 5~6
L4
L6
L7
L5
METER
HOUR
L2
L3
L1
FUEL
TEMP
WATER
17 16
8 7 6
NOTE
14 13
5
11 12 10
3 4 2
9
1
; 2548-1027
; K1000815
; K1000814
0.85RL
0.85RL
0.85Y
0.5WR
0.5WR
0.5B
WIPER SWITCH
0
10
5 I
9
1
0
5
1
10
II
I
3
9
7
0.5B
0.85V
0.85YG
SOLENOID VALVE
PILOT CUT OFF
S/V(B)
0.85B
HIGH SPEED
SOLENOID VALVE
S/V(A)
0.85B
PILOT CUT OFF S/W
NC
NO
C
0.85Y
HIGH SPEED SWITCH
I 1
10
7 0
0.5WR
9
5
0.85RB
0.85RY
PUMP
0.85B
FUEL
AVX 0.85RW
AVX 0.85LW
AVX 0.85WG
0.85WG
0.5WR
0.85RY
0.85Y
0.85RW
FUSIBLE LINK 1
45A
(527-00004)
5R
5W
BATTERY
AVX 5R
B
20R
-
12V 1.7KW
12V 80AH
+
20B
STARTER
A
2
DIODE 2
TIMER
PREHEAT
E/G STOP TIMER
10A
15
10
15A
1.25RW
0.5Y
0.85RL
2.0R
0.85WR
0.5LB
0.85RW
0.85RB
0.85RB
0.85WR
0.85RY
0.85RL
0.85RY
0.85LW
0.85RG
0.85RB
9
0.85Y
20A
10A
1 2
0.85RG
0.85LW
0.85RL
0.85BW
0.85BG
2.0R
4
0.5LB
0.85LW
1
0.85B
2
DIODE 1
0.85BW
3
0.85R
12 11 13 14
30A
18
17
15A
19
10A
20
10A
2W
7
15A
16
15A 10A 10A
3 4
15A
6 5
2W
3WR
30A
8
0.85R
BR
R1
3W
B
SWITCH
STARTER
0.85RY
10
0.5B
9
BEACON SWITCH
ROTATING
0.5WR
1 I
7 0
5
0.85R
1.25Y
0.85R
FUSE BOX
SPARE
0.85RB
0.85Y
3
4
5B
AVX 5L
5W
5R
PREHEAT RELAY
0.85B
AVX 5BW
C
12V 400W
AIR HEATER
0.85BY
0.85B
R2
0.85Y
0.85WG
P E B
CONTROLLER
3WR ACC
C
N
S
STARTER
DIODE3
DIODE 5
STARTER RELAY
0.85Br
0.85Y
5R
E/G STOP SOLENOID
E/G STOP RELAY
DIODE 4
0.85RW
0.85Y
1 B
A
5W
AVX 5RW
HOLD
C
PULL
E
E
PI
B
F
IG P L
IG
B(BATT)
L P
ALTERNATOR 12V 40A
0.85LW
3W
0.85RL
0.85RB
3WR
0.85BY
1.25GrR
RESISTOR
30
5W
5R
87
86
85
86
85
RESISTOR
87
30
86
85
RESISTOR
87
30
10
0.5B
CABIN (OPTION)
(3)
HEATER
M
(4)
9
HEATER SWITCH
6
3
HEATER RELAY
1.25GrR
0.5Y
(2)
(1)
0.85WL
0.85W
86
30
2
I
II
0
85
87
1.25WG
0.5WR
87a
0.5WR
1.25GrR
0.5Y
Lock
Unlock
ELECTRICAL DIAGRAM
NO.
Model DX27Z / DX30Z
Name
FG008825
DOOSAN INFRACORE

Page 6
DX035Z
64E
45E
45A
53C
53A
99
31C
70B
66D
16E
19C
17D
15A
67A
70C
45C
68B
67D
67C
99
99
99
43B
44B
44A
99
43A
31D
69B
99
25A
54E
54D
54A
99
18
25C
48D
64D
57B
59A
58B
30D
55C
99
55A
18
18
14A
33A
66C
20A
99
17C
27D
99
16D
22A
23A
48C
63A
62A
61A
60A
62B 63B 61B 60B
27F
99
99
18
99
20C
21E
21D
14C
33C
99
21A
99
99
15C
22C
23C
99
99
66J
99
18C
30C
18A
66H
65E
66A
65D
29C
99
29A
27E
99
99
36C
18
37C
24G
18
38A
99
99
38C
38D
99
37A
99
47C
1A
99
64A
18
48F
57A
58A
99
48E
18
59B
34C
99
99
32C
34A
31G
99
32A
65F
18
99
24C
2A
1C
12A 16F 17A 1D
99
48A
24F
36A
9D
99 19A
16B
6F
9F
5C
16A
30A 27A
2F
2E
4D
6A
9A
2F
5A
8A
4A
24A
18
99
47A
46C
46A 31A 65A
99
50A
31E 49A
6E
99
11B
3B
99
99
12B 99 31E
51A
8E
8D
2C
51C 51B
11A
50C
49C
31K
31J
99
99
7B
2G
68A 70A
69A
50B
49B
2D
7A
6D
99
1E
3A
71A
71C
72A
72C
+
-
-
+
WINDOW WASHER
0.85RB
CABIN (OPTION)
HORN SW
(ON JOYSTICK L.H)
0.85Or
0.85B
ROTATING BEACON (OPTION)
ROTATING BEACON
6
0.85Y FUEL EMPTY
6 I
CABIN LAMP
0.5BrR
1.25P
0.85GW
3
AIRCON BLOWER SWITCH
AIRCON
CONDENSOR FAN MOTOR
BINARY PRESSURE SW
CONDENSOR
M
30
OFF
2
1
E M L H
STAT
THERMO
C
1.25W
M
2.0G
0.5B
85
87
86
AIR CON (OPTION)
BUZZER
PREHEAT
CHARGE
L4
L3
L5
13
0.5Br
AIRCON RELAY
87a
0.5LW
0.85RW
0.5LB
7
12
3
CABIN (OPTION)
DIODE 9
COMPRESSOR RELAY
CONDENSOR RELAY
86
30
85
87a
87
0.85GW
86
30
87
85
87a
DIODE 6
COMPRESSOR
0.85Gr
0.85Gr
0.85B
-
P
0.5B
HEATER SWITCH
CABIN LAMP RELAY
HEATER RELAY
HEATER
M
(4)
0.5Y
0
0.85W
0.85WL
(3)
(1)
0.5B
3
10
6
II
I
(2)
86
1.25GrR
30
85
87
87a
CABIN LAMP (OPTION)
0.5Y
0.5LB
0.85RW
2.0P
0.5B
1.25L
0.85B
0.85L
0.85B
0.85L
85
87
87a
M
WIPER MOTOR
0.5WR
1.25WG
9
2
E
-
I
STOP
0.85B
RUN
0.85LB
+
0.85RL
B
II
0.85LW
I
0.85LY
0.85Y
S
II
LAMP SWITCH
30
86
0.5GB
1.25R
10
0.5B
3 II
9
0.5WR
QUICK CLAMP
AIR CLEANER
ENG OIL PRESS
WATER TEMP
L2
L7
L1
L6
L8
HOUR METER
H
+
L9
0.5Br
0.85GW
0.5BL
0.5BY
4
5
2
0.85RW
0.85B
0.5RG
0.85B
(3)
8
(1)
(2)
15
FUEL GAUGE
W/T GAUGE
ILLUMINATION
+
F
+
W
GAUGE PANEL
10
U
0.5WR
0.85YL
0.85YR 11
-
9
-
U
0.5WR
0.85LW
1
CAR STEREO (OPTION)
0.85RL
4
0.85BY
0.85GrL
0.85BW
1
9
18
(LH)
- - +
SPEAKER
(RH)
0.85GrR
+
8
3
CAR STEREO
0.85B
14
0.85B
0.85RG 5
11
ANTENNA
0.85LW
FUEL SENDER
WATER TEMP
INDICATOR
WATER TEMP
SWITCH
PRESS SWITCH
LAMP RELAY
WORKING LAMP
0.85GW
0.5Br
AVX 0.85BL
0.5B
1.25RG
0.85B
0.85RG
0.85B
0.85RG
85
87
87a
0.85B
0.85YR
AVX 0.85BY
0.85Y
AVX 0.85YL
0.5WR
0.85RL
0.85B
E/G OIL
SENDER
1
0.85WR
0.85Br
0.85B
30
86
0.5WR
1.25R
0
0.5Br
SOL-VALVE
2
0.85RB
(549-00092 )
DIODE 8
(Come loose)
(Fix)
3
2
QUICK CLAMP (OPTION)
0.85RY
0.85RL
0.5WR
1.25RW
HORN
(516-00009)
QUICK CLAMP SW
0.85Gr
0.85Gr
0.85B
TRAVEL ALARM (OPTION)
5
9
TRAVEL ALARM SW
CIGAR LIGHTER
CABIN (OPTION)
0.85B
-
ROOM LAMP
0.85B
E
10W
B
+
0.85YR
0.85RG
0.85WR
0.85RY
BUZZER
TRAVEL ALRAM
SELECT SWITCH
0.85YL
DIODE 7
0.85YL
10
1
7 0
I
0.5B
0.85YR
0.85RG
LAMP NO. FOR GAUGE PANEL
START
STARTER SWITCH CONNECTION
OFF
ON
HEAT
WASHER SWITCH
R2 BR B R1 C ACC
DIODE 7,8,9
15
TERMINAL NO. FOR CONTROL UNIT
& GAUGE PANEL
DIODE 1~4
1. DIODE PART NO
DIODE 5~6
L4
L6
L7
L5
METER
HOUR
L2
L3
L1
FUEL
TEMP
WATER
17 16
8 7 6
NOTE
14 13
5
11 12 10
3 4 2
9
1
0.85RL
0.85RL
0.85Y
0.5WR
0.5WR
0.5B
WIPER SWITCH
0
10
5 I
9
1
0
5
1
10
II
I
3
9
7
0.5B
0.85V
0.85YG
SOLENOID VALVE
PILOT CUT OFF
S/V(B)
0.85B
HIGH SPEED
SOLENOID VALVE
S/V(A)
0.85B
PILOT CUT OFF S/W
NC
NO
C
0.85Y
HIGH SPEED SWITCH
I 1
10
7 0
0.5WR
9
5
0.85RB
0.85RY
PUMP
0.85B
FUEL
AVX 0.85RW
AVX 0.85LW
AVX 0.85WG
0.85WG
0.5WR
0.85RY
0.85Y
0.85RW
FUSIBLE LINK 1
45A
5R
5W
BATTERY
AVX 5R
B
20R
-
12V 1.7KW
12V 80AH
+
20B
STARTER
A
2
DIODE 2
TIMER
PREHEAT
E/G STOP TIMER
10A
15
10
15A
1.25RW
0.5Y
0.85RL
2.0R
0.85WR
0.5LB
0.85RW
2.0P
0.85RB
0.85RB
0.85WR
0.85RY
0.85RL
0.85RY
0.85LW
0.85RG
0.85RB
9
0.85Y
20A
10A
1 2
0.85RG
0.85LW
0.85RL
0.85BW
0.85BG
2.0R
4
0.5LB
0.85LW
1
0.85B
2
DIODE 1
0.85BW
3
0.85R
12 11 13 14
30A
18
17
15A
19
10A
20
10A
2W
7
15A
16
15A 10A 10A
3 4
15A
6 5
2W
3WR
30A
8
0.85R
BR
R1
3W
B
SWITCH
STARTER
0.85RY
10
0.5B
9
BEACON SWITCH
ROTATING
0.5WR
1 I
7 0
5
0.85R
1.25Y
0.85R
FUSE BOX
SPARE
0.85RB
0.85Y
3
4
5B
AVX 5L
5W
5R
PREHEAT RELAY
0.85B
AVX 5BW
C
12V 400W
AIR HEATER
0.85BY
0.85B
R2
0.85Y
0.85WG
P E B
CONTROLLER
3WR ACC
C
N
S
STARTER
DIODE3
DIODE 5
STARTER RELAY
0.85Br
0.85Y
5R
E/G STOP SOLENOID
E/G STOP RELAY
DIODE 4
0.85RW
0.85Y
1 B
A
5W
AVX 5RW
HOLD
C
PULL
E
E
PI
B
F
IG P L
IG
B(BATT)
L P
ALTERNATOR
12V 40A
0.85LW
3W
0.85RL
0.85RB
3WR
0.85BY
0.85BrW
2.0P
1.25GrR
0.85BrW
0.85P
0.85BrW
RESISTOR
30
5W
5R
87
86
85
86
85
RESISTOR
87
30
86
85
RESISTOR
87
30
0.85GrL
0.85BrL
ELECTRICAL DIAGRAM
DOOSAN INFRACORE
NO.
Model DX35Z
Name
FG008607

Page 7
DX055
1A
1B 2A
9A 9B
12A 12B
11B
2G
58B
60B
30B
46A
60A
30D
46B
48E
48B
48C
48A
60
77B
29E
136A
42D
66A
67A
47E
68A
70A
76A 76B
70B
71B
57C
108A
59A
41C
58C
34B
32B 32A
33A
43B
78B 78A
43D
43C
54A
55D
55C
31D
60N
37D
60H
79A
37E
80A 80B
79C
29F
43G
33B
34A
31B
60L
57A 57B
29D
18B
86A
87A
88A
89A
91A
90A
96A
95A
94A
92A
93A
16B
15C 19A
20A 20B
17A
18A
16C
15B
17B
21A
21B
21C
29B
53B
10A
5D
52A 53A
10G 6C
52B
9C 11A
8B
8C
6A 5A
4A
10G 58A 10F
30A 29A 15A 22A 14A 13A
41A 31A 37A 40A 42A 43A 44A 3A
42C 59B
67B
66B
69A
69B
9D
60K
46C
37B
45A 45B
56A
60M
31C
56B
109A
110A
70C
68B
60C
41B
38C
6B
77A
137A
138A
139A
136B
139B
138B
137B
71A
72A
73A
75A
74A
73B
74B
72B
109B
110B
41D
108B
19B
96B
94B
95B
92B
93B
91B
90B
88B
89B
86B
87B
10D
10B
10C
2D
2B
2C
48D
75A 75B
131C
47A
47C 47B
40E
63B
64B
63A
64A
61B
62B
40D
60G
40C
61A
62A
60F
40B
155A
4B
38A
58D
38B
54B 55A
16A
26A
26B
23A
22B
22B
15D
22G 22F 22E 25A 24A
22C 27A
27B
22D 28A
28B
25B
24B
23B
48F
+
-
P
(OPTION)
CAR STEREO
CD PLAYER
ANTENNA
E B
(OPTION)
RADIO
STARTER SWITCH CONNECTION
ON
START
OFF
R1 BR B R2 C ACC
1.25B
CIRCUIT BREAKER
1.25BrW
8W
ALTERNATOR
F
E
AVX 8B
E
12V 100AH
IG
L
AVX 1.25RW
AVX 1.25W
IG
L
B(BATT)
P
BATTERY
BATTERY RELAY
E
BR
B
A
-
30R
+
30B
STARTER
A
STARTER
SWITCH
15A
10A
1.25W
FUSE BOX
18
0.85WR
9
1
2WL
2L
1.25RL
30A
14
20A 20A 15A 20A
10
11
13 12
19 20
2W
5W
16
10A
6
15
10A 10A 10A
2 3
10A
5 4
17
2RL
2RL
2RL
5W
10A 10A
7 8
R2
R1
B
0.85LR
0.85Y
0.85L
0.85GY
0.85RL
0.85LW
1.25WR
5W
PP
PREHEAT RELAY
C
D
B
C
AIR HEATER
AVX 5L
BR
ACC
C
DIODE 1
0.85BY
86 30
STARTER RELAY
0.85Br
85 87
5Y
LED
A/C CONTROL PANEL
AVX 0.85LW
COMPRESSOR
86
RELAY
30
85
COMPRESSOR
RECEIVER DRIER
LOW PRESS
CUT OFF
0.85BW
87a
87
HIGH PRESS
CUT OFF
DIODE 7
AVX 0.85B
30
86
87a
87
85
CONDENSER FAN RELAY
+
M
-
CONDENSER FAN
OPEN
CLOSE
M
M
M
M
OPEN
CLOSE
FOOT
DEF.
WARM
COOL
WATER TEMP.
AIR CLEANER
1
W/T GAUGE
ILLUMINATION
ENG OIL PRESS
CHARGE
FUEL GAUGE
0.85WR
0.85B
F
-
4
5
U
-
U
W
+
+
2
3
GAUGE PANEL
L5
L3
L2
L16
L15
L1
L6
L4
L7
L12
L13
WATER SEPARATOR
ENGINE WARNING
HIGH SPEED
OVER LOAD
QUICK CLAMP
L17 L18
0.85RL
27
PREHEAT
0.5LB
0.85BW
AVX 0.85YL
AVX 0.85BY
0.85YR
0.85B
INDICATOR
FUEL SENDER
0.85B
SENDER
WATER TEMP
E/G OIL PRESS SWITCH
FUEL EMPTY
4
5
9
3
11
OVER LOAD
PRESSURE SENSOR (OWD)
0.85Br
OVER LOAD WARNING SWITCH
0
I 0.85B 1
10
7
-
5
0.85WR 9
SIG
+
8
7
6
PILOT BUZZER
1
28
2
10
14
CONTROL UNIT
0.85GrR
0.85BW
0.85BY
- + + -
14
11
8
1
9
18
0.85LW
5
4
0.85GY
0.85WL
(RH)
SPEAKER
(LH)
3
B
5W
FUSIBLE LINK 2
5W
45A
2RL
FUSIBLE LINK 1
27A
2R
DIODE 5
D
2.0B
C
+
0.85B
-
0.85LR
FUEL FEED PUMP
HOUR METER
1
2
0.5B
3
HOUR
0.85RW
0.85B 10W
ROOM LAMP
10
0.85LgR
3
0.85B
HEAD LAMP
(R)
(L)
WORKING LAMP
LAMP RELAY
87a
0.85B
1.25R 0.85R
0.85R
87
85
0.85B
0.85R
86
30
0.5WR
6
2LB
LAMP SWITCH
II
9 0.85WR
0
I
2
0.85RG
0.85B
0.85B
(ON JOYSTICK L.H)
(ON JOYSTICK R.H)
BREAKER SW
HORN SW
0.85LW
0.85RB
0.85B
HORN
30
86 0.85B 85
87
87a
0.85BrW
0.5Gr
HORN RELAY
0.85LW
0.85LW
BREAKER
SOLENOID VALVE
SELECT SWITCH
TRAVEL ALRAM
BUZZER
TRAVEL ALRAM (OPTION)
0.85LgR
9
5
0.85WR
0.85LR
DIODE 4
7
1
10
0
I
0.85B
PILOT CUT OFF
SOLENOID
0.85B
0.85B
HIGH SPEED
SOLENOID
NO
NC
0.85YG
C
PILOT CUT
OFF SWITCH
0.85Y
HIGH SPEED SWITCH
0.85YR
7
1
10
0
I
0.85LR
5
0.85WR
9
VALVE
VALVE
QUICK CLAMP (OPTION)
QUICK CLAMP SWITCH
1
0.85B
0.85B
10
7
I
0.85WR
9
0
0.85LR
5
87a
86
30
87
85
BREAKER RELAY
0.85B
11
13
60P
22
9
10
3
5
8
18
19
20
21
7
6
1
16
2
14
15
26
1.25LB
3
1
2
6
4
3
2
0.85B
0.85RL
+
-
-
2B
P
+
FUEL PUMP
2WL
41E
ADDITIONAL WORKING LAMP (OPT)
0.85Y
WATER VALVE ASS'Y
1.25B
-
+
CIGAR LIGHTER
LAMP RELAY
86
30
0.85B
87a
87
85
0.85RG
0.85B
CABIN LAMP
PRESSURE SWITCH
AIRCON UNIT
30R
2.0RG
1.25WR
0.85B
ROTATING BEACON (OPTION)
ROTATING
BEACON SWITCH
5
9
0 7
I 1
10
ROTATING BEACON
0.85B
0.85R
71C
0.85RL
0.85WL
0.85RL
0.5BY
0.5LB
0.5RB
0.5GrR
0.5LgB
0.85LW
0.85BR
0.85GY 0.85GY
0.5WR
0.85RL
0.85WR
0.85LR
0.85WR
1.25W
1.25GY
0.85WR
2L
0.85YB
1.25B
0.5GrG
0.5GrY
0.5OrW
0.5OrY
0.5GW
0.5G
0.5LgW
0.5LgB
0.5YR
0.5YW
0.5B
1.25B
2LB
AVX 8W
0.85Y
0.85RW
1.25Br
0.85BW
0.85Br
0.85BY
0.85GrL
0.85B
8W
PST
TML
157B
10
1
7 0
I
9
5
RADIO SWITCH
0.85WR
0.85B
AMP 040 28P
18 17
24 23
20 21 22 8
16 28 27 26 25
19 4 3 2 1 7 5 6
10 11 12 13 14 15 9
AMP 040 28P
0.85LB
0.85LB
0.85LB
0.85LgR
0.85RL
0.85RL
0.85OrR
0.85OrR
0.85YG
2
3
3
2
0.85BW
0.85BrW
0.85Br
60D
25bar
0.85B
0.85R
(R)
(L)
CN1
19
(CN2)
26
25
13
12
22 23
24
20 21
9
11
10 8 7
16 17 18
15
6 5 4 3
2
14
1
HRS NO.GT7A-26PD-DS 26P
(CN1)
HRS 26P
ADD. WORKING
0.85B
20
22
0.85YR
0.85YR
12V 60A
12V 2.3KW
0.85LW 0.85LW
0.85LgB
0.85L
0.5LR
0.85LB
0.5B
0.85B
WINDOW WASHER
E
P
0.85B
-
+
DIODE 6
0.85LB
0.85B
0.85Y
0.85LW
0.85L
WIPER MOTOR
M
-
+
STOP
RUN B
S
L
0.85Y
0.85LW
4
5
6
0.85B
2
3
WIPER TIMER
1
WASHER SWITCH
10
5 I
0
9
1
0.85WR
0.85L
WIPER SWITCH
0.85B
0.5LY
10
6
3
I
II
0
9
2
0.85L
85
87
86
MAIN RELAY
87a
30
ENG CONTROL DIAL
2 0.5G
0.5GB
105A
3
0.5GR
104B
103B
1
HIGH
CW
LOW
105D
0.5OrL
WATER TEMP. SENSOR
B
A
B
A
106A
FUEL INJECTION PUMP
EGR VALVE
RACK ACTUATOR
CSD COIL
ENGINE
SPEED
SENSOR
105E 105B
28
35
38
16
18
19
148B
149B
150B
41
42
43
36
160G
160C
48
31
21
11
01
45
47
1.25B
1.25B
87
85
30
86
RACK RELAY
87a
34
0.5GB
2.0RG 44B
160A
44C
0.85RG
0.5LR
07
166A
166B
160B
5G
13B 165B
33
153B
152B
151B
153A
151A
152A
149A
148A
103A
104A
106B
162A
163A
161A
160H
164A
161B
163B
162B
164B
154B
150A
1.25RB
1.25RB
08
6D
0.5BY
1.25BG
44
8A
2.0BG
0.85BW
0.5BW
12
155B
23
75B
0.5LW
E/G EMERGENCY
2
1
3
1.25B
13
167A
AUTO IDLE SELECT SWITCH
10
0.85B
7
1 I
0
60E
9
156A
5
WARNING (OPT)
06
156B
17
157A
STOP SWITCH
1.25B
39
158A
159A
40
30
158B
0.85GY
0.85WR
0.85B
158B
159A
13D
01
03
02
04
CAN
CHECKER
0.85RW
ECU
0.5LG
0.5LR
1.25YB
154A
0.5YR
0.5YR
0.5YG
0.5RL
0.5PG
0.85GB
0.5GB
2.0RB
0.85WR
1.25RB 2.0RB
165A
0.5YG
0.5YR
0.5Y
0.5YL
167B
0.5OrB
0.5LG
0.85WR
0.5B
0.5W
0.5LgY
0.5LgW
DIODE 8
DIODE 9
GND-A
GND-RPM
+5V
SIG
AMP 040 28P
CN1
CN2
CN6-6
CN6-4
CN6-3
CN6-1
CN6-2
CN5-6
CN5-4
CN5-5
CN5-2
2
1
CN5-1
CN6-5
FCI 48P
CN3
3 4 1 2 7 8 6 5
10 11 9 16 17 18 13 15 14 12
(CN4)
KET 18P
CN4
CAN-L
CAN-H
120ohm
5.0B
30B
0.85L
6
7
11
9
10
8
16
15
14
13
21
20
0.85LR
0.85LgB
PRESS SWITCH
0.85WL
6
THERMOSTAT
87
(LOW)
(MID)
(HI)
0.5LW
0.5LY
0.5LB
2L
0.5LB
30
85
0.85L
86
2R
2
4
5
2B
1.25RL
-
M
+
87a 87 87a 87
0.5LW
2L 2L
0.5LY
85
30 30
85
86
2Or
1
86
2Y
3
BLOWER RESISTOR
(K------- )
87a
BLOWER RELAY
2L
2
20
52C
0.5Br
5H
24
0.5LR
L11
WORKING LAMP
18 0.5R
SEAT HEATER
SEAT HEATER (OPT)
1.25LR
1.25B
FUEL PUMP SWITCH
4 1 2 3 5 7 6 8 9 10
41 42
14
24
34 32 31 33
11 12
21 22
13
23
36 37 38 39 35 40
28
15
25
17
27
16
26
18 19
29
20
30
43
45
44
46
47 48
(CN3)
0.85B
WATER SEPARATOR
9 0.5B
0.5YR
ELECTRICAL DIAGRAM
NO.
Model DX55
Name
FG011461
DOOSAN INFRACORE

Page 8
DX055W
161B 161A
80C 171B
78B 78A
77B 77A
73G
38B
75B
140F
72C
17D
71D
16D
36G
122A
150B
151B
154B
152B
153B
105F 105E
152A
153A
151A
150A
171A
80A
81B
37K
82B
37L
69B
36E
68B
82A
81A
67A
189D
37P
37O
68A
69A
37I
37H
47M
73B 71B
36F
68C
69C
38A
140A
140C
140B
37F
71C
147A
71A
142A
142B
73A
47R
200B
70B
73C 74A
75A
72D
147C
163A
164A
162A
167B 167A
165B
200A
164B
160I
163B
162B
72B 141B 141A
147B
154A
165A
75B 76B
76C
172A
72A
70A
47Q
172D
34C 76A
37G
13C
74B 74C
188B
40C
160B
166A
188A
3C
75A
47P
37M
83A
83D
83B
47S
36D
34B
135D
135C
135B
35J
85B
84B
47O
68D
66C
17C
32C
66B
33C
16C
68E
68F
66A
87A 87B
170B
170C
61C 35B
135A
84A
85A
170A
64B
63B
35E
94B
96B
95B
93B
92B
94A
96A
95A
93A
92A
91B 91A
88A 88B
90B
89B
90A
89A
86B 86A
62B
62C
65B 65A
61B
14D
35D
31A
31B
30B
29B
29A 19I 30A 19J 19K
20B
39C
20A
25B
26B
26A
19F
27A
19G
27B
19D
23A
25A
23B
22B
64A
61A
63A
62A
35C
41C
19B
19C
19H
28A
28B
24C
24B
24A
22A
21A 21B
4A
105G
149B
172B
106B
101B
106A
149A
172A
101A
105H
105I
100B
103F
105B
104B
103B
100A
104A
103A
122C
121C
155A
59E
130A
129A
44A
127A
126A
125A
124A
123A
121A
173A
116A
117A
119A
134A
133A
47J
132A
36B
131A
109B
37C
110B
119C
158A
160H
8A
166B
189C
160G
6G
5G
159A
158B
157A
107A
155B
125C
52C
158C
159B
40B
157B
139A
138A
137A
138B 139B
130B
173C
127B
126B
136B 137B
136A
110A
108A
109A
37B
56B
37N
160A
3B
107B
47F
146B
146A
13D
47U
13E
47K
47T
108B
133B
124B
123B
121B
122B
116B
119B
117B
131B
132B
117C
134B
142C
83C
189A
67B
114A
111A
113A
112A
37D 111B
36L
36C
115A
114B
190A
37E
112B
113B
115B
190B
32D
33D
17B
32B
59C
60C
60B
59B
33B
16B
56C
2G
39B
47E
15B
58A
58B
14B
15A
18B
47G
16E 17E
18A
18C 18D
13A 14A 3A
2B
34A 35A 36A
10I
33A 32A 19A
47H
47I
40A 39A 37A 41A 43A
10B
14C
42A
48B
41D
57B
48A
47A
47B
41B
57A
47C
43D
43C
43B
45A
44A
45B
9D
44D
44B
44C
6C
53B
10A 9B 9A
16A
60A
42B
59A
17A
59A
15C
4B
10D 55A 56A
148B
56D
148C
148A
8C
8D
5A
6A
12A
11A
11B
9C
12B
6B
10C
2A 1B
1A
53A
54B
54A
5D
44C
52A
52B
P
P
129B
A 01
CN8-1
CN10-6
CN10-5
CN10-4
CN10-2
CN10-1
28
36
43
42
41
GND-A
13
33
31
5
21
11
CN8-6
CN8-5
CN8-4
CN8-3
B
A
B
PRESS SWITCH
RAM LOCK
43bar
2
1
16
18
19
14
9
37
35
45
47
38
BOOM SWING
HIGH SPEED
LOW SPEED
WORK LAMP
HIGH BEAM
E/G WARNING
BRAKE OIL PRESS
39
CAN-L
44
GND-RPM
48
34
24
CAN-H
120ohm
08
07
40
CN8-2
30
06
17
SIG
+5V
12
23
20
2
CHECKER 03
04
02
01
AUTO IDLE PRESSURE SWITCH
20bar
CAN
30A 20A
FUEL FEED PUMP
56
FUEL INJECTION PUMP
0.5YG
0.85Or
1.25WY
0.85BR
0.85V
0.85BY
0.85BW
22
HRS NO .GT7A-26PD-DS 26 P
18
21
20
15
14
16
19
13
11
21
8
DT04-6P
(CN2)
0.85B
87a
87
85
87
87a
85
0.85B
0.85BrL
0.85B
0.85RL
0.85G
0.85BW
0.85BG
0.85GrB
0.85RW
0.85BW
0.85G
(C6)
(C7)
0.85BrL
REVERSE SOLENOID
0.85B
0.85B
0.85B
0.85Lg
0.85B
(C10)
(C9)
PI LOT CUT OFF S/V
(C8)
(C4)
PILOT CUT OFF S/V
RAM LOCK S/V
0.85G
FOWARD SOLENOID
0.85B
0.85BY
0.85B
0.85GW
PI LOT SUPPLY VALVE
0.85RY
0.85B
0.85B
0.85B
5
RACK ACTUATOR
L4
TURN SIGNAL(L)
PARKING BRAKE S/V
RAM LOCK
L5
TURN SIGNAL(R)
PARKING BRAKE
TRAVEL
L3
L2
L1
0.85YB
CN15-4
CN15-3
CN15-8
CN15-2
CN15-6
CN15-7
CONSOLE ASS' Y
CSD COIL
0.5BR
0.5PG
0.5RL
1.25YB
0.5YR
0.5YB
R N F
JOYSTICK LEVER SWITCH
(ON JOYSTICK R.H)
T/M SELECT SWITCH (RH)
2-WAY RELAY(2 )
0.85LY
0.85WG
0.85L
0.85L
30 30
2-WAY RELAY(1 )
87 87
85
87a 87a
85
87 87
0.85L
0.85RY
86 86
30 30
0.85YB
0.85L
86 86
EVERSE RELAY R AY
(2544-9032)
87a 87a
86
30
86
0.85WG
0.85RL
0.85YB
0.85L
0.85RY
0.85YB
CN4-2
CN4-3
CN4-7
CN4-1
CN4-4
CN4-6
CN4-5
0.85Y
0.85Y
15(53a)
OUTPUT 2
OUTPUT 1
N
15
F
R
(C)
(L)
6 3
2 5
(R)
4 1
0.85L
0.85L
STEP STEP
0.85L
0.85WR
0.5BL
0.85B
8
DA8-1
DA5
FOR WARD RELAY
(2544-9032)
30
0.85WG
0.85RL
0.85LY
2
1
PILOT RELAY
87
85
7
87a
0.85B
4
2
DA4
86
3
1
0.85YB
0.85WR
30
0.85L
1
3
0.85GrB 1 T(0)
W(I)
W(I)
T(0)
4
3
0.85GW
4
0.85B
7
6
3
0.85BR
0.85RB
8
5
2
0.85L
0.85 RW
WORK/TRAVEL SWITCH
DIODE 9
0.85GW 0.85LR
0.85WR
RAM LOCK SWITCH
1
3
0
I
0.85GrR
2
FCI 48P
CN9
0.5LG
0.85YR
0.5OrB
2
0.5BL
1.25RB
0.5Y
0.5YR
0.5YL
DA8-2
4
0.85Lg
0.85GrR
2
1.25B
STOP SWITCH
E/G EMERGENCY
3
1
85 86
RACK RELAY
87
87a
30
85 86
0.85WR
PILOT CUT OFF SW
0.85WR
0.85BL
P(I)
0.85WR
1 2
0.85RW
0.85YG
0.85B
10
7
1
9
0
5
0.85LB
3
DA3-1
PARKING SWITCH
0.85BR
1
0.85LR
2
1
(2549-9139)
0.85RG
0.85RL
0.85BW
0.85BG
DA3-2
RAM LOCK RELAY
87a
87
30
0.85LR
0.85G
85
FUEL PUMP
2B
- +
0.85R
0.85Br
FUEL PUMP SW
2.0LR
86
4 2
0.85GB
2.0LR
(2)
(ON JOYSTICK L.H)
5
0 7
0.85L
0.85LB
0.85WR
9
10
1
I
0.85B
QUICK CLAMP SWITCH
0.85B
0.85LgR
(CN9)
(CN17) (CN15)
FCI CMC 48P
45 46
42
44
10 9 8
41
20
30
43
18
28
19
29
48
40
47
38 39
13
23
3 5 6 4 7
16
26
17
27
14
24
15
25
1 2
11
21
12
22
33 36 37 34 35 32 31
JOYSTICK LEVER SWITCH
AMP SEAL 10P
3
8 7
1
6
2 4
9 10
5
AMP SEAL 10P(R)
6
1
9 8
4 3
7
2
10
5
24
11
25
12
26
13
22
9
23
10
0.5WR
1.25RL
BACK BUZZER
STOP LAMP SWITCH
0.85WL
0.85Or
BOOM SWING RELAY
87 87
0.85B
85
87a 87a
86 86
30 30
0.85GW
(1)
0.85B
0.85WL
0.85B
0.85WL
-
E
0.85WL
0.85B
RUN
I
M
B
S
STOP
I
0.85LW
0.85Y
0.85WR
LICENCE LAMP
(back up)
(clearanc)
(turn sig)
C
REARCOMB. LAMP(L)
0.85B
21W
0.85B
21/5W 21W
(stop)
D A B
0.85WG
0.85G
0.85BW
0.85Or
(turn sig)
(back up)
0.85B
21W
REARCOMB. LAMP(R)
WIPER MOTOR
5/21W
5W
21W
A
(stop)
(clearanc)
B D C
0.85B
0.85G
0.85OrR
0.85LR
0.85WG
0.85BG
0.85BG
0.85G
0.85WG
0.85Or
3bar
0.85BW
0.85BR
0.85BY
P1 0.5GrG
(L)
0.85B
6 3
(C)
(R)
5 2
4 1
0.85BY
0.85BY
WIPER TIMER
5
B
0.85B
6
4
0.85BR
A
3 0.85BW
2
1
0.85Or
FOOT
P1 0.5GW
WATER VALVE ASS'Y
M
COOL
WARM
M
DEF.
0.5YR
0.5LgB
0.5LgW
0.5YW
0.5B
3
1
2
6
4
0.5G
P2
CLOSE
CLOSE
OPEN
ACTUATORC
M
ACTUATORB
M
OPEN
P1 0.5OrW
0.5OrY
P2
0.5GrY
P2
HORN RELAY
0.85B
P
DIODE 4
0.85B
WINDOW WASHER
-
+
0.85V
0.85V
0.85B
85
HORN
0.85YR
0.85GR
87
87a
0.85WR
0.85Or
1.25WY
ACTUATOR A
86
0.85BY
0.85WR
30
0.85Or
87 85 87 87a 85 87 87a 85 87a
(CN6)
(CN4) (CN5)
(CN3)
(HI)
(LOW)
(MID)
11
10
3
2
1
6
5
4
7
2 4
5 6
3
8
1
DT04-8P
15
18
5
19
6 7
20 16
3
17
4
14
1 2
(CN1)
17 18
7 8
14
5
15 16
6
11
3 4
13 12
AMP 040 28P
26
20
28
22
27
21
24 23
17
25
19 18
15 16
7 8
12
5 4
14
6
13
5
3
8
LED
CN2
HRS 26P
1 2
9
9
1 3
10
2
0.5LY
0.5LW
0.5 LB
2L 2L
START
R1
STARTER SWIT CHCONNECTION
TML
ON
OFF
PST
B BR
2L
ACC R2 C
87a 87a
87 87
0.5YB
CONDENSER FAN RELAY
AIRCON UNIT
86
BLOWER RESISTOR
30 30
6
5
4
6
26
2
1
7
1.25B
2L
2B
9
PANE L
A/C CONTROL
0.85RY
0.85OrR
0.5YG
0.85L
0.85OrR
+
86 30
0.85L
-
M
2
2R
30 86
2Or
1
85
THERMOSTAT
86 86
0.85BW
0.5YG
87 87
OFF
0.85 R Y
10
COMBINATIONSWITCH (LH)
0.5YB
2L
J
CN6-5
CN6-3
TML
SW
53
31b
CN5-8
CN6-1
CN6-4
CN6-6
CN6-2
53c
H
56d
15
J
WIPER
O I
WASHER
OFF
ON
87a 87a
COMPRESSOR RELAY
0.85L
1.25L
85
30 30
86 86
ON
HORN
ALTERNATOR
F
E
L
DIODE 7
AVX 0.85 B
BLOWER RELAY
30
3
2Y
CUT OFF
COMPRESSOR
CUT OFF
AVX 0.85 L W
CONDENSER FAN
HIGH PRESS
LOW PRESS
RECEIVER DRIER
1.25LB
+
1.25B
-
M
AVX 8B
E
WORKING LAMP
BR
0.85LR
1.25W
0.85BW
1.25WB
1.25R
1.25Y
0.85BG
0.85G
PARKING PRESS SW
15
ENGCONTROL DIAL
LOW
HIGH
ENGINE
SENSOR
SPEED
WATER TEMP. SENSOR
VALIDATION
ACCELERATOR ASS'Y
6
0.85BR
IDLE
4
0.5OrL
0.5LG
0.5LR
0.5Gr
0.85BR
PT
POSITION
SENSOR
5
1
2
3
FOOT PEDAL
CW
2
3
1
0.5B
0.5GR
0.5L
0.5G
0.5GR
1.25B
PREHEAT
65bar
0.85B
BRAKE OIL PRESS SWITCH
0.85B
15bar
0.85GL
AMP 040 28P
CN1
L10
L12
L8
L11
L14
L4
L7
20
22
21
0.85BR
0.85WB
0.85BW
18
19
17
16
0.85GW
0.85RG
0.5YG
0.5YR
0.5LW
FUEL GAUGE
W/T GAUGE
ILLUMINATION
CHARGE
FUEL EMPY
ENG OIL PRESS
AIR CLEANER
WATER TEMP .
QUICK CLAMP
OVER LOAD
WATER SEPARATOR
L6
L13
L15
L9
L16
L1
L2
L3
L5
14
13
12
11
0.5LgB
0.5GrR
0.5GL
0.85GW
8
9
10
6
7
F
L17 L18
-
+
+
W
-
U
U
0.85Y
0.85B
5
4
3
2
1
0.85YL
0.85YR
0.85RL
PRESSURE SENSOR (OWD)
11
4
AUTO IDLE SELECT SWITCH
1.25B
0.5B
1.25BG
1.25RB
1.25RB
0.5Br
0.5RB
0.5BY
0.5LR
0.5W
ECU
0.5LgW
0.5LgY
0.5BW
0.5LW
0.5Br
0.85WR
EGR VALVE
0.85B
0.85GrR
0.85BW
0.85GrL
0.85B 1
10
7
I
0
CD PLAYER
(OPTION)
KET 18P
1
9
8
CN3
AMP 040 28P
28
0.85B
-
( R H )
+
14
20
21
CN1
SPEAKER
( L H )
0.85BY
+ -
CAR STEREO
18
ANTENNA
0.85WB
0.85GW
0.85RG
0.85G
0.85RW
0.85BrB
8
WATER SEPARATOR
6
7
1
2
0.85BrW
0.85Br
0.85L
0.85BrB
0.85Br
0.85L
0.85BrW
0.85RG
0.85WR
0.85LR
0.85BY
0.85WR
0.85RB
2.0BG
87
87a
2.0RB
0.85B
ECU RELAY
30
10W
1
10
0.85WR
0.85LgY
5
9
E
0.85LW
14
0.85B
0.85B
ROOM LAMP
B
I
9
2.0RG
WARNING (OPT)
OVER LOAD
0.85WR
7
0.85LR
0.85WR
5
3
RADIO SWITCH
0
5
OVER LOAD WARNING SWITCH
- 9
SIG
+
5
10
0.85B
1
7
I
0
0.85B
E/G OIL
PRESS SWITCH
CONTROL UNI T
0.85G
AVX 0.85BW
0.85RB
0.5BY
0.5BL
17
11
9
15
3
5
4
0.85B
0.85Y
AVX 0.85BY
0.5WR
AVX 0.85YL
0.85YR
0.85BY
0.85WB
0.85LgR
0.85RB
0.85BR 16
10
26
22
25
0.85Y
27
24
23
INDI CATOR
0.85W
0.85B
0.85L
-
+
PILOT BUZZER
WATER TEMP
FUEL SENDER
SENDER
0.85RL
0.85RL
86 86
30 30
85
87a 87a
87 87
T/M SPEED
HIGH SPEED RELAY
0.85W
3
2
1
0.85B
0.85L
SLIP RING
ELEC .
-
SIG
+
SENSOR
HIGH SPEED
0.85BrL
0.85WB
0.85B
0.85B
LOW SPEED
0.85LB
ARM LAMP (LH)
ARM LAMP (RH)
0.85BY
60/55W
FRONT COMBI LAMP(LH)
D
0.85B
0.85W
E
0.85WB
0.85Or
C
A
3.4W 21W
2.0BG
0.85OrR
0.85Y
B
0.85WB
0.85Y
B
A
0.85BG
0.85BW
0.85B
C
E
0.85BG
D
FRONTCOMBI LAMP(RH)
60/55W 21W 3.4W
0.85OrR
0.85Or
0.85RW
2.0RG
2.0LR
3
2
0.5RW
0.5B
HOUR
HOUR METER
0.85L
0.85Or
0.85WR
0.85LR
0.85RL
0.5RL
1
1.25RY
CIGAR LIGHTER
1.25B
0.85WR
0.85BY 0.85BY
BLINK UNIT
0.85B
10W
1.25Y
1.25WB
1.25R
1.25W
0.85B
E
0.85WR
10W
0.85B
0.85RY
0.85WR
L
B
0.85LR
0.85Or
0.85OrR
2.0BG
0.85WG
6
0.85B
8
5
7
4
4
2
DA2
3
1
HAZARD SWITCH
2
1
3
0.85RY
0.85RL
0.85WR
2.0BG
0.85WG
FUSE B OX
10 11 9
0.85RW
2.0RG
2.0LR
20A 15A 10A
17
0.85Or
0.85RL
0.85WR
0.85YR
0.85L
10A
1 2 3
10A 10A
14 13 12
2L
1.25WR
10A
20 19
10A
18
30A
0.85RW
2RL
15A
6 5 4
15A
15
10A
7 8
16
5W
1.25WR
ACC
0.85RY
0.85B
1.25WY
LAMP RELAY
87
1.25R
85
87a
1.25WY
86
30
0.85B
LAMP SWITCH
0.85B
0.85LgR
10
3
6
II
I
0
9
2
0.85WR
1.25WY
5
0 7
1
10
I
9
2LB
0.85WR
0.85RG
2LB
0.85WR
1.25RY
0.85Br
2.0WY
0.85LR
DIODE 5
WORKING LAMP RELAY
30
0.85LB
2LB
86
87
85
87a
0.85LR
0.85WR
9
10
I
1
0.85B
WORKING LAMP SW
0.85RG
1.25RG
5
55W 0.85B
0.85RG
0 7
0.85B
0.85RG
0.85B
ADDITIONAL WORKING LAMP
C B
AVX 8W
8W
8WR
HEAD LAMP
R
CN5-6
CN5-2
CN5-5
CN5-4
CN5-7
15/1
56b
56a
L
CN5-1
CN5-3
TML
49a
SW
N
TURN SIGNAL
1.25Br
AVX 1.25W
P L
IG
IG
AVX 0.85RW
AVX 0.85WG
1.25BrW
DIODE 11
DIODE 12
0.85B
PREHEAT RELAY
C
1.25Br
2.0BG
DA 7
2
4 2.0B
D
STARTER SWITCH
R1
0.85LR
R2
C
B
0.85BY
PP
FUSIBLE LINK 2
CIRCUIT BREAKER
AVX 5WR
45A
B
5WR
30R
0.85BY
AIR HEATER
AVX 5L DA 7
1
3
5B
STARTER RELAY
A
12V 100AH
BATTERY
B(BATT)
- +
BATTERY RELAY
30B
E
B
BR
30R
A
2RL
0.5G
FUSIBLE LINK
STARTER
2R
30B
B
5W
C
SEAT HEATER (OPT)
0.85LR
+
0.85B
-
1.25LR
55W
55W
0.85Br
D PP
SEAT HEATER
1.25B
AVX 5Y 5Y
0.5 Y
0.5L
0.5 LB
GAUGE PANEL
BEACON SWITCH
. 2-WAY SOLVALVE(OPTION)
FUEL PUMP (OPTION)
BOOM SWING (OPTION)
QUICK CLAMP (DOMESTIC OPTION)
ROTATING BEACON (OPTION)
ROTATING BEACON
ELECTRICAL DIAGRAM
NO.
Model DX55W
Name
FG01283
DOOSAN INFRACORE

Page 9
DX055W (YANMAR TNV ENGINE)
B R1 R2 ACC C BR
OFF
ON
START
PRE-HEATING
KEY SW. DIAGRAM
BATTERY
DC12V
S
BAT
P
IG L
P IG L
R
B
R
B
R
B
R
B
R/V
R/V
Y Y
RW WR
B B
A
B
B
A
C
D
D
C
A
B
C
D
AV3
W
AV3
R
AV3
B
PULL
HOLD
MARK
B
W
R
L
G
Y
B r
L g
S b
O
P
G r
R/W
COLOR
Black
White
Red
Blue
Green
Yellow
Brown
Light Green
Sky blue
Orange
Pink
Gray
Red/white
AV3
AV3
W
R
B
AV3
PULL
HOLD
Y
B B
Y
R
R
R/V
R/V
R W
B
B
W R
A
B B
A
C C
G
E
H
D
E
F
G
H
A
B
C
E
G
H
B
C
R1
R2
BR
ACC
+
B
R
Y
R/W
B
R
Y
R/W
GENERATOR
DC12V-40A
129423-77200
LA206
SUMITOMO NO
6189-0442, 0443
CHARGE LAMP
DC12V 3.4W
AV 3
AV1.25
AV1.25
AV1.25
AV1.25
YAZAKI NO.
7123-3215-60
FUSIBLE LINK
0.85
FOR 3TNV82A,
3TNV88
STARTER MOTOR
DC12V 1.2KW
129129-77010
B
LA208
KEY SWITCH*
AV3
AV3
AV3
TIMER
TIME 15 1.5sec
128300-77920
YAZAKI NO.
7122-2046
YAZAKI NO.
7123-2249
PRE-HEAT LAMP(AFTER 15sec OFF)
LESS THAN 3.4W
AIR HEATER
DC12V-400W
129120-77501
LA206
SAFETY RELAY
119802-77200
SUMITOMO NO.
6195-0060
SUMITOMO NO.
6195-0021
SUMITOMO NO.
6195-0057
SUMITOMO NO.
6195-0024
GROUND SHOULD BE
CONNECTED TO BATTERY
DIRECTLY
EMERGENCY
STOP
SWITCH*
DETAIL A
YAZAKI NO.
7123-2228
YAZAKE NO.
7123-2237-00
YAZAKE NO.
7122-2237-00
YAZAKI NO.
7123-3010
(2PCS.)
YAZAKI NO.
7123-2228
DIODE(RECERSING PRESSURE:600V.
FORWARD CURRENT1. 1A)
119643-66900
SOLENOID DC12V
HOLD 0.49A
PULL 36.5A
119653-77950
Items marked with * are
not provided by DOOSAN.
30A
FUSE*
#
A
AV3 R
AV3 B
AV3 W
A
B
C
R
R/W
Y
B
R
R/W
Y
B
YAZAKI NO.
7323-2446
YAZAKI NO.
7322-2446
RELAY
DC12V 40A
(119650-77910)
TIMER
TIME 1 0.5 SEC
(129211-77920)
YAZAKI NO.
7123-2128
YAZAKI NO.
7122-2128
5A FUSE
R
B
CB104
CB104
PILOT LAMP
DC12V LESS THAN 3.4W
PILOT LAMP
DC12V LESS THAN 3.4W
ELECTRICAL FEED PUMP
DC12V 1.5A
119225-52102
L.O. PRESS SW.
DC12V 1A
0.5Kg/cm OFF
114250-39450
2
C.W. TEMP. SWITCH
DC12V 0.4A
110 C ON
121250-44901
O
WATERPROOF
CONNFCTOR
YAZAKI
YAZAKI NO.
7123-6234-40
YAZAKI NO.
7122-6234-40
AV3 W
AV3 R
AV3 B
SOLENOID DC12V
HOLD 0.49A
PULL 36.5A
119233-77932
1
2
3
6
5
4
7
AV3
Yanmar TNV Engine
ELECTRICAL DIAGRAM
NO.
Model DX55W
Name
FG012824
DOOSAN INFRACORE

Page 10
DX060R
1A
1B 2A
9A 9B
12A 12B
11B
2G
58D
60B
30C
46A
60A
30B
46B
48E
48B
48C
48A
60
77B
29E
136A
42C
66A
67A
60J
68A
70A
77A 77B
70B
71B
57B
108A
59B
41B
58C
34B
32B 32A
33A
43B
78B 78A
43D
43C
54A
55D
55C
31D
60N
37C
60H
79A
37E
80A 80B
79C
29F
43C
33B
34A
31B
60L
57A 57B
29D
86A
87A
88A
89A
91A
90A
96A
95A
94A
92A
93A
16B
15D 19A
20A 20B
21A
21B
21C
29B
53B
10B
5D
52A 53A
10C 6B
52B
9C 11A
8B
8C
6A 5A
4A
10E 58A 10A
30A 29A 15A 22A 14A 13A
41A 31A 37A 40A 42A 43A 44A 3A
42B 59A
67B
66B
69A
69B
14B
60K
46C
37B
45A 45B
56A
60M
31C
56B
109A
110A
70C
68B
60C
41C
38C
6K
77A
137A
138A
139A
136B
139B
138B
137B
71A
72A
73A
75A
74A
73B
74B
72B
109B
110B
41D
108B
19B
96B
94B
95B
92B
93B
91B
90B
88B
89B
86B
87B
10D
10B
10C
2D
2B
2C
48D
76A 76B
79C
155A
4B
38A
58B
38B
54C 55B
16A
26A
26B
23A
22B
22B
15E
22G 22F 22E 25A 24A
22C 27A
27B
22D 28A
28B
25B
24B
23B
48F
43F
43E
36A
35A 35B
36B
170A
170C
31G
63A
63B
62B
61B
62A
61A
60F
40E
40B
64A 64B
47B 47C
47A
60G
40C
+
-
P
(OPTION)
CAR STEREO
CD PLAYER
ANTENNA
E B
(OPTION)
RADIO
(ACC)
(Neutral)
(PRE-HEAT)
(STARTING)
(STARTER RELAY)
STARTER SWITCH CONNECTION
ON
START
OFF
R1 BR B R2 C ACC
1.25B
CIRCUIT BREAKER
1.25BrW
8W
ALTERNATOR
F
E
AVX 8B
E
12V 100AH
IG
L
AVX 1.25RW
AVX 1.25W
IG
L
B(BATT)
P
BATTERY
BATTERY RELAY
E
BR
B
A
-
30R
+
30B
STARTER
A
STARTER
SWITCH
15A
10A
1.25W
FUSE BOX
18
0.85WR
9
1
2WL
2L
1.25RL
30A
14
20A 20A 15A 20A
10
11
13 12
19 20
2W
5W
16
10A
6
15
10A 10A 10A
2 3
10A
5 4
17
2RL
2RL
2RL
5W
10A 10A
7 8
R2
R1
B
0.85LR
0.85Y
0.85L
0.85GY
0.85RL
0.85LW
1.25WR
5W
PP
PREHEAT RELAY
C
D
B
C
AIR HEATER
AVX 5L
BR
ACC
C
DIODE 1
0.85BY
86 30
STARTER RELAY
0.85Br
85 87
5Y
LED
A/C CONTROL PANEL
AVX 0.85LW
COMPRESSOR
86
RELAY
30
85
COMPRESSOR
RECEIVER DRIER
LOW PRESS
CUT OFF
0.85BW
87a
87
HIGH PRESS
CUT OFF
DIODE 7
AVX 0.85B
OPEN
CLOSE
M
M
M
M
OPEN
CLOSE
FOOT
DEF.
WARM
COOL
WATER TEMP.
AIR CLEANER
1
W/T GAUGE
ILLUMINATION
ENG OIL PRESS
CHARGE
FUEL GAUGE
0.85WR
0.85B
F
-
4
5
U
-
U
W
+
+
2
3
GAUGE PANEL
L5
L3
L2
L16
L15
L1
L6
L4
L7
L12
L13
WATER SEPARATOR
ENGINE WARNING
HIGH SPEED
OVER LOAD
QUICK CLAMP
L17 L18
0.85RL
27
PREHEAT
0.5LB
0.85BW
AVX 0.85YL
AVX 0.85BY
0.85YR
0.85B
INDICATOR
FUEL SENDER
0.85B
SENDER
WATER TEMP
E/G OIL PRESS SWITCH
FUEL EMPTY
4
5
9
3
11
OVER LOAD
PRESSURE SENSOR (OWD)
0.85Br
OVER LOAD WARNING SWITCH
0
I 0.85B 1
10
7
-
5
0.85WR
9
SIG
+
8
7
6
PILOT BUZZER
1
2
10
14
CONTROL UNIT
0.85GrR
0.85BW
0.85BY
- + + -
14
11
8
1
9
18
0.85LW
5
4
0.85GY
0.85WL
(RH)
SPEAKER
(LH)
3
B
5W
FUSIBLE LINK 2
5W
45A
2RL
FUSIBLE LINK 1
27A
2R
DIODE 5
D
2.0B
C
+
0.85B
-
0.85LR
FUEL FEED PUMP
HOUR METER
1
2
0.5B
3
HOUR
0.85RW
0.85B 10W
ROOM LAMP
10
0.85LgR
3
0.85B
HEAD LAMP
(R)
(L)
WORKING LAMP
LAMP RELAY
87a
0.85B
1.25R 0.85R
0.85R
87
85
0.85B
0.85R
86
30
0.5WR
6
2LB
LAMP SWITCH
II
9 0.85WR
0
I
2
0.85RG
0.85B
0.85B
(ON JOYSTICK L.H)
(ON JOYSTICK R.H)
BREAKER SW
HORN SW
0.85LW
0.85RB
0.85B
HORN
30
86 0.85B 85
87
87a
0.85BrW
0.5Gr
HORN RELAY
0.85LW
0.85LW
BREAKER
SOLENOID VALVE
SELECT SWITCH
TRAVEL ALRAM
BUZZER
TRAVEL ALRAM (OPTION)
0.85LgR
9
5
0.85WR
0.85LR
DIODE 4
7
1
10
0
I
0.85B
PILOT CUT OFF
SOLENOID
0.85B
0.85B
HIGH SPEED
SOLENOID
NO
NC
0.85YG
C
PILOT CUT
OFF SWITCH
0.85Y
HIGH SPEED SWITCH
0.85YR
7
1
10
0
I
0.85LR
5
0.85WR
9
VALVE
VALVE
QUICK CLAMP (DX60Z OPTION)
QUICK CLAMP SWITCH
1
0.85B
0.85B
10
7
I
0.85WR
9
0
0.85LR
5
87a
86
30
87
85
BREAKER RELAY
0.85B
11
13
60P
22
9
10
3
5
8
18
19
20
21
7
6
1
16
2
14
15
26
3
1
2
6
4
3
2
0.85B
0.85RL
+
-
-
2B
P
+
FUEL PUMP
2WL
41E
ADDITIONAL WORKING LAMP (OPT)
0.85Y
WATER VALVE ASS'Y
1.25B
-
+
CIGAR LIGHTER
LAMP RELAY
86
30
0.85B
87a
87
85
0.85RG
0.85B
CABIN LAMP
AUTO IDLE PRESSURE SWITCH
AIRCON UNIT
30R
2.0RG
1.25WR
0.85B
ROTATING BEACON (OPTION)
ROTATING
BEACON SWITCH
5
9
0 7
I 1
10
ROTATING BEACON
HELLA
0.85B
0.85R
0.85RL
0.85WL
0.85RL
0.5BY
0.5LB
0.5RB
0.5GrR
0.5LgB
0.85LW
0.85BR
0.85GY
0.85GY
0.5WR
0.85RL
0.85WR
0.85LR
0.85WR
1.25W
1.25GY
0.85WR
2L
0.5GrG
0.5GrY
0.5OrW
0.5OrY
0.5GW
0.5G
0.5LgW
0.5LgB
0.5YR
0.5YW
0.5B
1.25B
2LB
AVX 8W
0.85Y
0.85RW
1.25Br
0.85BW
0.85Br
0.85BY
0.85GrL
0.85B
8W
PST
TML
157B
10
1
7 0
I
9
5
RADIO SWITCH
0.85WR
0.85B
AMP 040 28P
18 17
24 23
20 21 22 8
16 28 27 26 25
19 4 3 2 1 7 5 6
10 11 12 13 14 15 9
AMP 040 28P
0.85LB
0.85LB
0.85LB
0.85LgR
0.85RL
0.85OrR
0.85YG
2
3
3
2
0.85BW
0.85BrW
0.85Br
60D
30bar
0.85B
0.85R
(R)
(L)
CN1
19
(CN2)
26
25
13
12
22 23
24
20 21
9
11
10 8 7
16 17 18
15
6 5 4 3
2
14
1
HRS NO.GT7A-26PD-DS 26P
(CN1)
HRS 26P
ADD. WORKING
0.85B
20
22
0.85YR
0.85YR
12V 60A
12V 2.3KW
0.85LW 0.85LW
0.85LgB
85
87
86
MAIN RELAY
87a
30
ENG CONTROL DIAL
2 0.5G
0.5GB
105A
3
0.5GR
104B
103B
1
HIGH
CW
LOW
105D
0.5OrL
WATER TEMP. SENSOR
B
A
B
A
106B
FUEL INJECTION PUMP
EGR VALVE
RACK ACTUATOR
CSD COIL
ENGINE
SPEED
SENSOR
105E 105B
28
35
38
16
18
19
148B
149B
150B
41
42
43
36
160G
160C
48
31
21
11
01
45
47
1.25B
1.25B
87
85
30
86
RACK RELAY
87a
34
0.5GB
2.0RG
44B
160A
44C
0.85RG
0.5LR
07
166A
166B
160B
5G
13B
165B
33
153B
152B
151B
153A
151A
152A
149A
148A
103A
104A
106A
162A
163A
161A
160H
164A
161B
163B
162B
164B
154B
150A
1.25RB
1.25RB
08
6D
0.5BY
1.25BG
44
8A
2.0BG
0.85BW
E/G EMERGENCY
2
1
3
1.25B
13
167A
AUTO IDLE SELECT SWITCH
10
0.85B
7
1 I
0
60E
9
156A
5
WARNING (OPT)
06
156B
17
157A
STOP SWITCH
1.25B
39
158A
159A
40
30
158E
0.85GY
0.85WR
0.85B
158B
159A
13D
01
03
02
04
CAN
CHECKER
0.85RW
ECU
0.5LG
0.5LR
1.25YB
154A
0.5YR
0.5YR
0.5YG
0.5RL
0.5PG
0.85GB
0.5GB
2.0RB
0.85WR
1.25RB 2.0RB
165A
0.5YG
0.5YR
0.5Y
0.5YL
167B
0.5OrB
0.5LG
0.85WR
0.5B
0.5W
0.5LgY
0.5LgW
DIODE 8
DIODE 9
GND-A
GND-RPM
+5V
SIG
AMP 040 28P
CN1
CN2
CN6-6
CN6-4
CN6-3
CN6-1
CN6-2
CN5-6
CN5-4
CN5-5
CN5-2
2
1
CN5-1
CN6-5
FCI 48P
CN3
3 4 1 2 7 8 6 5
10 11 9 16 17 18 13 15 14 12
(CN4)
KET 18P
CN4
CAN-L
CAN-H
120ohm
5.0B
30B
6
7
11
9
10
8
16
15
14
13
21
20
0.85LR
0.85LgB
PRESS SWITCH
0.85WL
6
THERMOSTAT
87
(LOW)
(MID)
(HI)
0.5LW
0.5LY
0.5LB
2L
0.5LB
30
85
0.85L
86
2R
2
4
5
2B
1.25RL
-
M
+
87a 87 87a 87
0.5LW
2L 2L
0.5LY
85
30 30
85
86
2Or
1
86
2Y
3
BLOWER RESISTOR
87a
BLOWER RELAY
2L
20
52C
0.5Br
5H
24
0.5LR
L11
WORKING LAMP
18 0.5R
SEAT HEATER
SEAT HEATER (OPT)
1.25LR
1.25B
4 1 2 3 5 7 6 8 9 10
41 42
14
24
34 32 31 33
11 12
21 22
13
23
36 37 38 39 35 40
28
15
25
17
27
16
26
18 19
29
20
30
43
45
44
46
47 48
(CN3)
0.85B
WATER SEPARATOR
9 0.5B
0.5YR
ROTATING SOL. VALVE (DX80Z OPTION)
0.85LW
0.85LW
(L.H)
0.85YL
(R.H)
0.85YR
ROTATING SW
(ON JOYSTICK L.H)
(R.H)
(L.H)
0.85B
0.85YL
0.85YR
0.85B
FACE ACTUATOR
FOOT ACTUATOR
REAR ACTUATOR
+
WIPER MOTOR
18
16
15
17
S
0.85Y 0.85Y
10
0.85B
0.5LY
0.5LR
0
II
I
3
6
9
0.85L
2
B
STOP
0.85LW 0.85LW
L
E
0.85B
RUN
-
M
+
0.85L
0.85WR
WIPER SWITCH
155B
75B
12
23
0.5BW
0.5LW
2 71C
0.85B
28
WASHER SWITCH
0.85B
0.5B
P
-
+
0.85LB
DIODE 6
0.85LB
0.85B
5
10
I
WINDOW WASHER
0
0.85L
9
1
0.85WR
ELECTRICAL DIAGRAM
NO.
Model DX60R / DX80R
Name
FG013891
DOOSAN INFRACORE
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Daewoo Doosan Excavator DX Series Electrical Hydraulic Schematic Manual -COLLECTION
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Description
This manual provides comprehensive coverage for a wide range of models, making it suitable for both novice and experienced technicians. It offers clear and detailed instructions necessary for accurate procedure execution. Regular reference to this service manual is highly recommended as it facilitates timely and cost-effective routine maintenance, thereby preventing premature failure and unnecessary repairs.
- Models Covered:
- DX015 / DX018
- DX027Z / DX030Z
- DX035Z
- DX055
- DX055W
- DX055W(Yanmar TNV Engine)
- DX060R
- DXO6OR(Yanmar TNV Engine)
- DX080R
- DX080R(Yanmar TNV Engine)
- DX140LC
- DX140W / DX160W
- DX180LC
- DX190W
- DX210W
- DX225LC(S/N 5001 thru 5433)
- DX225LC(S/N 5434 and Up)
- DX225NLC
- DX255LC
- DX300LL
- DX300LC / DX340LC
- DX420LC
- DX480 / DX520LC
- Electrical Circuits Covered:
- DX015 / DX018
- DX027Z / DX030Z
- DX035Z
- DX055
- DX055W
- DX055W(Yanmar TNV Engine)
- DX060R
- DXO6OR(Yanmar TNV Engine)
- DX080R
- DX080R(Yanmar TNV Engine)
- DX140LC
- DX140W / DX160W
- DX180LC
- DX190W
- DX210W
- DX225LC(S/N 5001 thru 5433)
- DX225LC(S/N 5434 and Up)
- DX225NLC
- DX255LC
- DX300LL
- DX300LC / DX340LC
- DX420LC
- DX480 / DX520LC
- Hydraulic Circuits Covered:
- DX015
- DX018
- DX027Z
- DX030Z
- DX035Z
- DX055
- DX055W
- DX060R
- DX080R
- DX140LC
- DX140W / DX160W
- DX180LC
- DX190W
- DX210W(4-INDI)
- DX21OW(Mono and Articulated)
- DX225LC(S/N 5001 thru 5433)
- DX225LC(S/N 5434 and Up)
- DX225NLC
- DX255LC
- DX300LL
- DX300LC
- DX340LC
- DX420LC
- DX480 / DX520LC
File Format: PDF
Compatibility: All Versions of Windows & Mac
Language: English
Requirements: Adobe Reader