OD
1968 M20F
1969 M20F
1970 M20F
1971 M20F
1974 M20F
1975 M20F
1976 M20F
JO l
5 +1
680001 thru 680206
690001 thru 690092
700001 thru 700072
22-0001 thru 22-0012
22-0013 thru 22-0078
22-1179 thru 22-1305
22-1306 thru 22-1438
UC $1 I
A
L-----
hru
All information and illustrations in this manual are based
on the latest
product
information available at the time of
publication approval.
The
right
is reserved to make
changes
at
any
time without notice.
Every
effort has been made to
present
the material in a clear and convenient manner to
enable
you
to use the manual as a
ready
reference. Your
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and content recom-
mendations is solicited.
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DATE bF
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Ti;tle
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21-l-RS
8-5
7-15-76
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*THE ASTERISK INDICATES PAGES
REVISED, ADDED,
on DELETED I3Y THE:
CURRENT REVISION.
ADDITIONAL COPIES OR CURRENT REVISIONS OF THIS MAY I3E
PURCHASED F~OM YOUR IX)CAL MOONEY MARKETING OR SERVICE: CENTER
Re~. H
11/1/85
A
TABLE OF CONTENTS
SECTION PAGE
I GENERAL INFORMATION
1-1
II GROUND HANDLING,
SERVICING INSPECTION 2-1
m POWER PLANT 3-1
IV FUEL SYSTEM. P1
V LANDING GEAR 5-1
VI FLIGHT CONTROLS 6-1
VII INSTRUMENTS. 7-1
wI
DISASSEMBLY,
CORROSION CONTROL
PAINTING
8-1
TX ELECTRICAL SYSTEM 9-1
APPENDM
SECTION
GENERAL
IN FOR NI AT ION
IMOONEY
SERVICE IVIAINTENANCE NIANUAL
SECTI ON I. GEN~RAL INFORMATION
TABLE OF CONTENTS
PARA PAGE PARA
PAGE
1-1. Aircraft
Description........ 1-1 1-8. Positive
ControlSystem 1-6
1-2.
Engine 1~1 1-9. Electric Power
System 1,6
1-3. Propeller
1-2 1-10. Instruments
1-7
1-4. Airframe
1-3 1-11. Cabin
Beating Ventilating
1-5.
Landing~Gear System 1-6
Systems 1-7
1-6.
Flight
Control
Systems 1-6 1-12.
FuelSystem 1-7
1-7.
wine; Flap System 1-6
1-1. AIRCRAFT DESCRIPTION. The M20
hydraulic cylinders
that
supply pressure
to
series aircraft are four-place high-perfor- the
hydraulic
disc brakes on each main
gear
mance single-engine low-wing monoplanes.
wheel. Removable
co-pilot
rudder
pedals
The all-metal airframe has a tubular-steel are standard
equipment.
The
tricycle landing
cabin frame covered with nonstructural alumi-
gear, having
a steerable nose wheel controlled
num skins, a semi-monocoque
aft
fuselage, by
rudder
pedal action,
is
fully
retractable.
and a full-cantilever laminar-flow
wing.
Con- The
wide-span trailing-edge wing flaps are
trol surfaces have
extruded-spar
construction hydraulically
actuated on 1968 models. All
with stressed skins riveted to the
spars
and 1969 and later models have
electrically operated
ribs. Dual control wheels
accompany
the con-
wing flaps.
For stabilizer trim,
the entire
ventional
flight
controls. The
pilot’s
rudder
empennage pivots
around its
attaching points.
pedals
have toe brakes linked to individual
1-2. ENGME
AIRCRAFT MODEL M20C G
M20E F M20J
ENGINE MFR
LYCOMING LYCOMMG
LYCOMMG
ENGINE MODEL O- 36 ~A1D IO- 36 O-A1A 10-360-A1B6D or
10-360-A3B6D*
NO. CYLINDERS 4 4 4
RATED HP 180 200 200
RPM
2700 2700 2700
MTN FUEL OCTANE 100 or 100 LL 100 or 100 LL 100 or 100 LL
FUEL CAPACITY
(US GAL)
’52 64 M20 F 52 M20E 64
*Effective 785 Model and earlier M20J models with SE M20-206
compliance.
REVISED 11-15-77
1-1
MOONEY
SERVICE MAINTENANCE
MANUAL
AIRCRAFT MODEL M20C G M20E F
M20J
FUEL PRESSURE 01 O O O
MIN MAX MIN MAX MIN MAX
PSI 0. 5 8. 0 w 14 w 30 *14 "30
OIL CAPAC~rY (QTS)
8 8 8
MIN SAFE OIL LEVEL (QTS)
2 2 2
MAX OIL CONS. (6~PH) .80 .89 .89
INLET OIL TEMP DESIRED P6AX DESIRED MAX DESIRED MAX
AT AMBIENT AIR TEMP OF:
Above 600F 1800F 2450F 1800F 2450F
1800F 2450F
300
to
900F 1800F
2450F 1800F 2450F 1800F 2450F
oO to
700F 1700F 2250F 1700F 2250F 1700F 2250F
Below 100F 1600F 2100F 1600F 2100F 1600F 2100F
OIL PRESSURE MIN MAX MIN MAX MIN MAX
NORMAL PRESS.
(PSI)
60
90 60 90 60 90
START WARMUP $SI) 100 100 100
PUIAX CHT 5 F 4150F 4750F
1-3. PROPELLER
Aircraft Model M20C G M20E F M20J M20J
Optional
Prop.
Mfr. Hartzell Hartzell
McCauleg Hartzell
Type
Constant
Speed
Constant
Speed
Constant
Speed
Constant
Speed
Model HCBYK-1BF
O
HCBYK-1BF
O
B2D34C212
OIHC-CBYK-1BF~
Blade F7666A-2
O
F7666A-2
O 78CDA-4
Pitch
Angle
290 20 30 290 20 30 27. 5 .2" 29. 30 to 31. 30
(High) In. Sta. In. Sta. 30 In,Sta. O
Pitch
Angle
130 00 30 140 00
30 14. 0 .2" 14. 10 .1"
(Low) In. Sta. In. Sta. 30 In,Sta.
Diameter 74In.
Max.,
74In.
~ur.,
74In.
Max.,
73 In.
73In. Min. 73In. Min. 13 In. Min.
Governor Edo-Aire Edo-Aire
McCaulev
McCauley
(Garwin-Weston) (Garwin-CYeston) (C290D5JT17)
or Hartzell or Hartzell
O
INLET TO FUEL INJECTOR
O Prior to 1975
models,
model
designation
was
HCBYK-1B and blade
designation
was 7666A-2.
O B2D34C214 Effective 785 Model
production
and
replacement
on
prior
SjN’s.
90DHB-16E Effective 785 Model
(Low pitch:
13. 9 .2", Righ pitch:
330
.5")
0 29. 53´• 5 Effective after S. B. 198
~M20J S/N
24-1038 ON.
REV E 9-1-81
1-2
MOONEY
SERVICE MAINTENANCE MANUAL
1-4. AIRFRAME. M20~E M20F M20G M20J
1. Dimensions:
a. Wing span.
35’ 0" 35’ 0" 35’ 0" 35’ 0"-36’1"**
b. Fuselagelength
23’ 2" 24’ 0" 24’ 0" 24’ 8"
c.
Tail
height
8’ 4" 8’ 4" 8’ 4" 8’ 4"
d. Stabilizer
span
11’ 9" 11’ ´•9" 11’ 9" 11’ 9"
2. Areas:
a. Wing(SQFT).
166. 93 166. 93 166. 93 166. 93-168, 42**
b. Ailerons (SdZ FT)
11. 4 11.4 11.4 11.4
c. Flaps (SQ FT)
17. 9 17.9 17. 9 17. 9
d. Vertical fin (SQ FT)
7. 9 7. 9 7. 9 7. 9
e. Rudder (SQ FT)
6. 25 6. 25 6. 25 6. 25
f. Horisontal stabilizer (SQ FT)......
21.5 21.5 21.5 21.5
g.
Elevators (SQFT).............
12. 0 12. 0 12. 0 12. 0
3.
Weights
and
Loadings:
M20C M20E M20F M20G M20J
a. Approximate empty weight (LBS)
1525 1600 1645 1593
1700
b. Grossweight(LBS)
2575 2575 2740 2525
2740
c. Usefulload(LBS)
1050 975 1095 932
1040
d.
Wing 19ading (LBS/SQ FT)......,
15.4 15. 4 16.4 15.1
16. 4 -16.27**
e. Powerloading (LBS/HP).........
14. 3 12. 9 13. 7 14. 0
13.7
4,
Wings:
a. Airfoilatwingroot
NAC
632-
NAC
632-
NAC
632-
NAC
632-
215 215 215
215
b. Airfoilatwingtip
1-
NAC
641’
NA(3
641-
NAC
641- NAC 64
412 412 412 412
c. Mean
aerodynamic
chord (IN.
at
wing
STA 93. 83
59.18 59.18 59.18 59.18
d. Center-of-gravity range (o~ MAC)...
15 to 13.4 to 12. 4 to 13.4 to
26.8~’0 28.7Yo 28.7~’0
28.70/e
e.
Geometrictwist -1030’ -lo 30’ -10 30’
-10 30’
f. Ii~cidence angle @EG)
from
wing
STA 20, towingtip
iO 30’ 20 30’
20
30’ 20 30’
g. Dihedralangle @EG)
5O 30’
50 30’
50 30’ 50 30’
h.
Aspect
ratio
7. 338 7. 338 7. 338 7. 338
i.
Taper
ratio 1. 935 1. 935 1. 935 i. 935
5. Fuselage:
a. Cabin Dimensions:
(1) Height (IN,) 44.5 44. 5 44.5 44. 5
(2)
Width 41* 41* 41* 43.5
(3) Length ~T.)
104 114 114 114
(4)
Cabin door width (IN,)
29 29
29 29
(5)
Cabin door
height
35 35
35 35
b.
Baggage Compartment:
(i) MAXloading (LBS) 120 120 120 120
(2) Baggage
15 18. 6 18.6 18. 6
(3) Baggage
door width ~N.)
17 17 17 17
(4) Baggage
door
height
20. 5 20. 5 20. 5 20. 5
(5)
H$t rack
capacity (LBS)
10 10 10
10
c. Landing
Gear (Standard
1968
M20C, F, &G)
(1) Type
Tricycle Tricycle Tricycle
Retract- Retract- Retract-
able able able
I
Width is 43.5 Irt.
*1975 Models S/N’20-1157
On
21-1171& On
22-1224 On
1981 On M20J
Only
REV. E 9/1/81 1-3
IMOO~VEY
SERVICE MAINIENANCE MANUAL
1-
24’
-1
T
~nrs
8’ 4"
e,
2"1~s-
1/2"
1 I
i
-f--;l
5’ 11-9/16"
Ic
M20~
11
95’
-1
1~-
9´•
1~
23’ 2"
-1
f
5
71~1
8’ 4"
2"
LL
O
9- 1/2"
-f --c(
5’
6-9/16" 1L
M20~
Figure
1-1.
mcincipal
Aircraft DimensionsM20
C,E,F
G.
1-4
IMOONEY SERVICE
MAINTENANCE MANUAL
74" ~\8’4
*73’
5’11-9/16
I
i-´•´•
I9"-------~1
I,
1981 i On Model´•
-1
Figure
1-2.
Principal
Aircraft Dimensions M20 J.
Optional
Hartzell IIC-C2YK-1BF
propeller
with
F7666A-3Q blade.
1-4 AIRFRAME (continued)
M20C E M20F MZOG
M20J
(2) Operation
Manual Manual Manual
N/A
(3) Wheeltrack(FT)
9’ 3/4" 9’
3/4" 9’ 3/4"
(4)
Wheelbase
(FT) 5’ 6 9j16 5’ 11 9~’16" 5’ 11 9/16"
(5)
Tire size--nose (9-pig rating)....’’’ 5: 00 x 5 5:00 x 5 5:00 x 5
(6)
Tire size--main
(6-ply rating)
6: 00 x 6 6: 00 x 6 6: 00 x 6
(7)
Tire
pressure--nose
CPSI) 30 49 49
(8)
Tire
pressure--main (PSI) 30 30 30
N/A
d.
Electrical Tanrlinp Gear (Optional
1968
Models;
Standard 1969
on, C,E,F,C, &J):
(1) Type. Tricycle Tricycle Tricycle Tricydle
Retract- Retract- Retract- Retract-
able able able able
REV E 9-1-81
1-5
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