WORKSHOP MANUAL
TRACTOR
B5200,B6200,B7200,
B6200HST.B7200HST
FOR U.S.A
1<ubolinfa
TO THE READER
This Workshop Manual has been prepared to provide service personnel with
information on the mechanism, service and maintenance of Kubota Tractor
B5200, B6200 and B7200. It is divided into two parts, "Mechanism" and
"Disassembly and Servicing."
• Mechanism
Information on construction and function are included for each tractor
section. This part should be understood before proceeding with
troubleshooting, disassembly and servicing.
• Disassembly and Servicing
Under the heading "General" comes general precautions, troubleshooting,
and lists of periodic inspection items. For each tractor section, there are
"Servicing Specifications," "Checking and Adjustment," "Disassembly and
Assembly," and "Servicing" which cover procedures, precautions, factory
specifications and allowable limits.
All information, illustrations and specifications contained in this manual
are based on the latest product information available at the time of
publication. The right is reserved to make changes in all information at any
time without notice.
Apr. '84
© KUBOTA Corporation 1992
SPECIFICATIONS
Model B5200 2WD B5200 4WD
Maximum P.T.O. power 8.6 kW (11.5 HP)*
Engine gross H.P. 9.7 kW (13 HP)*
Model D750-LA
Type Vertical, water-cooled, 4-cycle diesel
Number of cylinders 3
Bore and stroke 68 mm x 70 mm (2.68 in. x 2.76 in.)
Total displacement 762 cm 3 (46.5 cu.in .)
Rated revolution 41.7 ris (2500 rpm)
Maximum torque (Net) 42.2 N•m, 4.30 kgf•m, 31.1 ft-lbs/1800 rpm
Combustion chamber Spherical type
Fuel injection pump Bosch K type mini pump (NP-PFR3KD50/2NP4)
-
Governor Centrifugal ball mechanical governor
Injection nozzle Throttle type (ND-DN12SD12)
Injection timing 0.35 to 0.38 rad. (20 to 22 deg.) before T.D.C.
Engine
Injection order 1 - 2 -3
Injection pressure 13.7 to 14.7 MPa (140 to 150 kgf/cm 2 , 1991 to 2133 psi)
Compression ratio 22
Lubricating system Forced lubricating by rotor-type pump
Cooling system Pressurized radiator, Forced circulation with water pump
Starting system Electric starting with cell starter (12 V, 0.8 kW), glow plug and decompression device
AC dynamo 12V, 150W
Battery 12 V, 45 Ah
F
Diesel fuel No.1-D [ below -10 ° C (15 ° F)],
(TM D975) uel
Diesel fuel No.2-D [above -10 ° C (15 ° F)]
Lubricating oil MIL-L-2104B or MIL-L-2104C, quality better than CC class (API)
Weight (Dry)
97 . 0 kg (213 lbs)
Fuel tank 15 52( 16 U.S.qts., 13.2 Imp.qts.)
Engine crankcase 3.12 (3.3 U.S.qts., 2.73 Imp.qts.)
Engine coolant 2.8 2. (3.0 U.S.qts., 2.46 Imp.qts.)
Capacities Transmission case 12 52( 13 0.S.qts., 10.6 Imp.qts.)
Steering gear box 0.2 Q (0.2 U.S.qts., 0.18 Imp.qts.)
Front axle case (4 WD Type)
Front axle gear case C4 WD Type)
Front
Tires
Rear
Overall length mm (in.)
Overall width mm (in.)
Overall height with muffler mm (in.)
Dimensions Wheel base mm (in.)
Minimum ground clearance mm (in.)
Front mm (in.)
Treads
R ear mm (in.)
Weight kg (lbs)
PTO shaft Transmission case rear (Rear PTO) and engine front (Front PTO)
Rear PTO SAE 1-3/8 (with over running clutch), 2 speeds (540 and 825 rpm at 2370 engine rpm)
Clutch Dry single plate
Steering Ball screw type
Transmission Gear shift (6 forward and 2 reverse)
Minimum turning radius m (feet) 2.0 (6.6) 2.1 (6.9)
Brake Internal expanding type, Right and left independent with interlocking device
• NOTE: *Manufacture's estimate.
4.50 - 10
7-16
18 x 9.50 -8
29 x 12.00 - 15
0.5 Q ( 0.5 U.S.qts., 0.44 Imp.qts.)
0.15 Q (0.16 U.S.qts., 0.13 Imp.qts.)
5 - 12 20.5 x 8.00- 10
7-16 29 x 12.00 - 15
2540 (100) 2540 (100) 2540 (100) 2540 (100)
860 (33.9) 1140 (44.9) 940 (37.0) 1140 (44.9)
910 (35.8) 960 (37.8)
960 (37.8) 1080
1080 (42.5)
1795 (70.7) 1785 (70.3) 1810 (71.3) 1800 (70.9)
1400 (55.1) 1400 (55.1) 1400 (55.1) 1400 (55.1)
250 ( 9.8) 260 (10.2) 230 ( 9.1 ) 215 ( 8.5 )
710 (28.0) 850 (33.5) 785 (30.9) 825 (32.5)
690 (27.2) 840 (33.1) 690 (27.2) 840 (33.1)
740 (29.1) 740 (29.1)
790 (31.1) 790 (31.1)
910 (35.8) 910 (35.8)
480 (1058) 500 (1102) 535 (1179) 555 (1223)
Model B6200 2WD 86200 4WD
Maximum P.T.O. power 9.3 kW (12.5 HP)*
Engine gross H.P. 11.2 kW (15 HP)*
Engine
Model D850-LA-1
Type Vertical, water-cooled, 4-cycle diesel
Number of cylinders 3
Bore and stroke 72 mm x 70 mm (2.83 in. x 2.76 in.)
Total displacement 855 cm 3 (52.5 cu.in .)
Rated revolution 41.7 r/s (2500 rpm)
Maximum torque (Net) 49.1 N•m, 5.01 kgf•m, 36.2 ft-lbs/1800:
Combustion chamber
Spherical type
Fuel injection pump Bosch K type mini pump (NP-PFR3KD50/2NP4)
Governor Centrifugal ball mechanical governor
Injection nozzle Throttle type (ND-DN12SD12)
Injection timing 0.35 to 0.38 red. (20 to 22 deg.) before
- 3
T.D.C.
I njection order 1 - 2
Injection pressure 13.7 to 14.7 MPa (140 to 150 kgf/cm 2 , 1991 to 2133 psi)
Compression ratio 22
Lubricating system Forced lubricating by rotor-type pump
Cooling system Pressurized radiator, Forced circulation with water pump
Starting system Electric starting with cell starter (12 V, 0.8 kW), glow plug and decompression device
AC dynamo 12V, 150W
Battery 12 V. 45 Ah
Fuel
Diesel fuel No.1-13 [below -10 ° C (15 ° F)]
(ASTM D975)
Diesel fuel No.2-D [above -10 ° C (15 ° F)]
Lubricating oil MIL-L-2104B or MIL-L-2104C, quality better than CC class (API)
Weight (Dry) 105.0 kg (231 lbs)
Capacities
Fuel tank 15 k ( 16 U.S.qts., 13.2 imp.qts.)
Engine crankcase 3.1 52 (3.3 U.S.qts., 2.73 Imp.qts.)
Engine coolant 2.8 k (3.0 U.S.qts., 2.46 Imp.qts.)
Transmission case 12 k ( 13 U.S.qts., 10.6 imp.qts.)
Steering gear box 0.2 k (0.2 U.S.qts., 0.18 Imp.qts.)
Front axle case (4 WD Type) 0.5 k ( 0.5 U.S.qts., 0.44 Imp.qts.)
Front axle gear case (4 WD Type) 0.15 t (0.16 U.S.qts., 0.13 Imp.qts-)
Tires
Front 4.50-10 5.00-10 18x9.50-8 5-12 6-12B 20.5x8.00-10
Rear 7-16 8-16 29x12.00-15 7-16 8-16 29x12.00-15
Dimensions
Overall length mm (in.) 2540 (100) 2540 (100) 2540 (100) 2540 (100) 2540 (100) 2540 (100)
Ov erall • width mm (in.)
860 (33.9)
910 (35.8)
960 (37.8)
1080 (42.5)
940 (37.0)
990 (39.0)
1110 (43.7)
1140 (44.9) 940 (37.0)
960 (37.8)
1080 (42.5)
980 (38.6)
1110 (43.7)
1825 (71.9)
1140 (44.9)
1800 (70.9) Overall height with muffler mm (in.) 1795 (70.7) 1815 (71.5) 1785 (70.3) 1810 (71.3)
Wheel base mm (in.) 1400 (55.1) 1400 (55.1) 1400 (55.1) 1400 (55.1) 1400 (55.1) 1400 (55.1)
Minimum ground clearance mm (in.) 250 ( 9.8 ) 275 (10.8) 260 (10.2) 230 ( 9.1 ) 240 ( 9.4 ) 215 ( 8.5 )
Treads
Front mm (in.) 710 (28.0) 710 (28.0) 850 (33.5) 785 (30.9) 795 (31.3) 825 (32.5)
Rear mm (in.)
690 (27.2)
740 (29.1)
790 (31.1)
910 (35.8)
740 (29.1)
790 (31.1)
910 (35.8)
840 (33.1) 690 (27.2)
740 (29.1)
790 (31.1)
910 (35.8)
740 (29.1)
790 (31.1)
910 (35.8)
840 (33.1)
Weight kg (lbs) 480 (1058) I 490 (1080) 500 (1102) 535 (1179) 550 (1212) , 555 (1223)
PTO shaft Transmission case rear (Rear PTO) and engine front (Front PTO)
Rear PTO SAE 1-3/8 (with over running clutch), 2 speeds (540 and 825 rpm at 2370 engine rpm)
Clutch Dry single plate
Steering Ball screw type
Transmission Gear shift (6 forward and 2 reverse)
Minimum turning radius m (feet) 2:0 (6.6) 2.1 (6.9)
Brake I nternal expanding type. Right and left independent with interlocking device
SPECIFICATIONS (Continued)
NOTE: *Manufacture's estimate.
I A
Front PTO Detai
)319F005
PTO Flange E
0319F006
Unit: mm (in.)
0319F003
Rear PTO Detail
1.59 to 1.64
.3382 to 0.3402)
10319F007
209 456
10319F004
—/
16
Model B7200 2WD B]200 4WD
Maximum P.T.O. power 10.5 kW (1 4 HP) *
Engine gross H.P. 127 kW (17 HP) *
D950-LA
Type Vertical, water-cooled, 4-cycle diesel
Number of cylinders
3
Bore and stroke
75 mm x 70 mm (2.95 in. x 2.67 in.)
Total displacement
927 crn (56.6 cu.in .)
Rated revolution 41.7 r/s (2500 rpm)
Maximum torque (Net) 54.0 N-m, 5.51 kgf-m, 39.8 ft-lbs/1600 rpm
Combustion chamber Spherical type
Fuel injection pump Bosch K type mini pump (NP-PFR3KD50/2NP4)
Governor Centrifugal ball mechanical governor
Injection nozzle Throttle type (ND-DN12SD12)
Injection timing 0.35 to 0.38 rad. (20 to 22 deg.) before T.D.C.
Engine
Injection order 1 - 2 -3
Injection pressure 13.7 to 14.7 MPa (140 to 150 kgf/cm 2 , 1991 to 2133 psi)
Compression ratio 22
Lubricating system Forced lubricating by rotor-type pump
Cooling system Pressurized radiator, Forced circulation with water pump
Starting system Electric starting with cell starter (12 V, 0.8 kW), glow plug and decompression device
• AC dynamo 1 2 V, 150W
Battery
12 V, 45 Ah
F l
-
Diesel fuel No.1-D [below -10 ° C (15 °
F) ], (ASTM D975)
ue
Diesel fuel No.2-D [above -10 ° C (15 ° F(15 ° F)]
Lubricating oil
MIL-L-2104B or MIL-L-2104C, quality better than CC class (API)
Weight (Dry)
105.0 kg (231 lbs)
Fuel tank
15 12( 16 U.S.qts., 13.2 Imp.qts.)
Engine crankcase
3.1 (3.3 U.S.qts., 2.73 imp.qts.)
Engine coolant
2.8 /2 (3.0 U.S.qts., 2.46 Imp.qts.)
Capacities Transmission case
12 12 ( 13 U.S.qts., 10.6 Imp.qts.)
Steering gear box
0.2 R10.2 U.S.qts., 0.18 Imp.qts.)
Front axle arm (4 WD Type)
(1.512(1.6 U.S.qts., 1.32 Imp.qts.)
Front axle case (4 WD Type) 0.512 (0.5 U.S.qts., 0.44 I mp.qts.)
Front 5.00 - 10 5.00 - 10 18x9.50 - 8 18x9.50 - 8 6 - 128 6 - 12 205x8.00-1020.5x8.00-10
Tires
Rear 8-16 9.5-16 29x12.00-15 31x135-15 8-16 9.5-16 29x12.00-15 31x13$-15
Overall length mm (in.) 2540(100) 2540(100) 2540(100) 2540(100) 2540(100) 25401100) 25401100) 2540(100)
940(37.0) 1045(41.1) 1140(44.9) 1240(48.8) 1050(41.3) 1050(41.3) 1140(44.9) 1240(48.8)
990139.0) 1095(43.1)
1110(43.7) 1095(43.1)
Overall width mm (in.)
1110(43.7) 1145)45.1) 1145(45.1)
1265(49.8)
1265(49.81
Overall height with muffler mm (in.) 1815(71.5) 1815(71.5) 1785(70.3) 1785(70.3) 1830(72.0) 1840(72.4) 1805(71.1) 1805171.1)
Dimensions Wheel base mm (in.)
1400(55.1) 1400(55.1) 1400(55.1) 1400(55.1) 1400(55.1) 1400(55.1) 1400(55.1) 1400(55.1)
Minimum ground clearance mm (in.) 275(10.8) 305(12.0) 260(10.2) 270(1 0.6) 240(9.4) 255(10.0) 215(8.5) 215(8.5)
Front mm (in.) 710(28.0) 710(28.0) 850(33.5)
850(33.5) 860(33.9) 860(33.9) 895(35.2) 895(35.2)
740(29.1) 795(31.3) 840(33.1)
895(35.2) 740(29.1) 795(31.3) 840(33.1) 895)35.2)
Treads
790(31.1) 845(33.3) 790(31.1) 845(33.3)
Rear mm
•
(in.)
910(35.8) 895(35.2)
91 0(35.8) 8q5(35.2)
1015(40.0)
1015(40.01
Weight kg (lbs)
490(1080) . 505(1113) 500(1102) 505(1113) 560(1234) 670(1256) 565(1245) 570(1256)
PTO shaft
Transmission case rear (Rear PTO) and engine front (Front PTO)
Rear PTO
SAE 1-3/8 (with over running clutch), 2 speeds (540 and 825 rpm at 2370 engine rpm)
Clutch
Dry single plate
Steering
Ball screw type
Transmission
Gear shift (6 forward and 2 reverse)
Minimum turning radius m (feet) 2.0 (6.6)
I
2.0 (5.6)
Brake
Internal expanding type, Right and left independent with interlocking device
• NOTE: *Manufacture's estimate.
0319F005
PTO Flange r
0319F006
42,939.29.9a0
441.1 , 93. LIM
I
A:
irak
Front PTO Doti
RadLeta Lome. M1lern.
Unit: mm (in.)
Rear PTO Detail
0319F010
28.14
0319F007
209 456
0319F004
DIMENSION (Continued)
0319F001
0319F002
0319F005
PTO Flange
(Serial No. 60001 and beyond)
4901
0319F006
0319F011
PTO Flange
0319
Front PTO Deta
1140macc Leano NienOor
724 72-3
(2.3) (2M)
21 1 1111/Arrl
=,..IMWAV// ■•==' , 1
0 . 00 !
209 456
(8.23) (17.95)
Unit: mm (in.)
10319F010
0319F013
Front PTO Detail
424.5
Radiator Lower Member
(17.50)
232.5
725 725
(17.03)
(2.35) (2 , 35) 137 50
0.61 (1.97)
r4;
ntr":1 1 :!,,
o ° io o o o!
, I
S 0
orrn co
6
DIMENSION (Continued)
ZWD
0319F001
19F002
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