Mooney M20B Service And Maintenance Manual

~SERVICE

OLDWILLWAYNE

nnD

~ANUAL

$84~AINTENANCE

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KERRVILLE,

AIRCRAFT,

SCHREINER

FIELlj

TEXAS

INC.

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OLDWILLWAYNE

~NTRODUCTION

I.

A.

B.

t‘.

7A8LE

General

Scope

of

Description

Manual

OF

CONTENTS

Page

1

C.

AND

fl.,´•HA~DLING

General

~4.

Access

Ground

1.

HOISTING

2.

LEVELING

MOORING

4. TOWING

5.

D.

Servicing

EfUEL

1. LUBE

2.

BRAICE

3.

Lubrication

E.

III,

POWER

A.

B.

.P

rv.

C.

D.

E.

F. G.

STRUCTURE

´•A.

B.

PLANT

General

Troubleshooting

Engine

Propeller

Engine

Propeller

Adjustments

1.

2.

General Removal

1.

2.

3.

Installation

C.

1.

2.

3.

CARBURETOR ENGINE

REMOVALOFWING

REMOVAL

REMOVALOFAaEROr:

INSTALLATION

SERVICING

Provfsions

Handling

SYSTEM On

SYSTEM

Removal

Installation

IDLING

Wing

of

SYSTEM

IDLE

SPEED

Components

WING

OF

Wing

Conrponents

OF

~MMTURE--

FLAP

WING

FLAP

AnLErlN

Page

6

17

24

j

v.

LANDING

A.

B.

C.

D.

E.

F.

GEAR

General

Removal

MAIN

1.

´•NOSE

2.

Removal

MAIN

I.

NOSE

2.

Reassembly

1.

MAIN

2.

NOSE

I.

2.

a.-,d

BRAKE

~HEn

Brake

Lctzolrng

AND

BRAKE

of

Landing

LANDING

GEAR

ar,t!

Disassembly

GEAR

and

GEAR

Wheel

LINING

ASSEMBLYINSPECTION

Gear

Rigging

Gears

GEARS

Installation

Maintenance

INSPECIION

S’ISTEM

of

Procedure

Shock

of

AE~0

Discs

Larding

REPLACEMEh"P

Gent

Page’

29

Ys,

OLDWILLWAYNE

VL.

VII.

CONTROL

A.

Removal

B.

C.

D.

FUEL

A.

B.

C.

D.

E..Fietd

--=-2.´•

TABLE

SURFACES

General

and

AnERONS

1. RUDDER

2. ELEVATORS

3.

4.

FLAPS

Contro?Swfaces

WINGS

1.

~MPPYNNACE

2.

3.

REMOVABLE

Rigging

1.

2.

3.

4.

5-

and

ILTLERON

TRIM FLAP

RUDDERRIGGINGAND

ELEVATOR

Adjustment

RICGTNG

RIGGING

SYSTER;Z

General

Troubleshooting

Removal

1.

2.

Removal

1.

2.

and ELECTRIC RIECHANICAL

and

RE~IOV.4L

INSTALLATION

Repair

GENERAL

I.

APPAOV~DIMATERIALS

HANDLING

3.

SEALANT

4. DESCRIPTION

5.

LEAK LEAK

DETECTON

REPAIR

6.

7.

OF

CONTENTS,

Installation

General

CONTROL

RIGGING

AND

ADJUSTMENT ADJUSTMENT

Continlted

Specifications

SURFACE

ADJUSTMENT

RIGCINC

nstcrllation

FUEL’PUMP

FUEL

Installation

Fuel

of

MIXNNG

AND

APPLICATIONINSTRUCTIONS

OF

PROCEDIjRE

END

PUZMP

Cells

LEAKS

ADJUSTMENT

Fuel

of

Fuel

of

SEALANT

Pumps

Selector

V~rlve

36

Page

Page’44

--;-’z;

vnI.

ELECTRICAL

´•B.

IX.

~ZNSTRUMENTS

INSPECTION

X.

SYSTEM

General

A.

T702tbleshootin4

ELECTRICAL

1. BATTERY

2. BATTERY

3.

Electrical

C.

1.

EQUIPMENT

DRA\MNG

2. WnuNe

3.

General

A. B.

General

A. B.

Prefiight’-lnspections

Hour

25

C. D.

E.

F.

G.

Hour

50

Hour

10G

Oz;erLi7nits

Post

Inspection

CHARGING

System

NOTES

TABLE

Inspections

Checks

S~ITCHES

Master

LIST

AND

RATE

Diagram

CIRCUIT

BREAKERS

Page

56

rr´•

68

~74

i’

LIST

OLDWILLWAYNE

OF

ILZIUSTRATIO~S

j

C~

Table

Table Table

Table

1

Leading

Access

i,

2.

jacking

3.

L~Pveling

4,

Plei~fiing

Attachment

5,

Fuel

6,

B´•ake

7,

Lubrication

8,

Recommended

9,

2

Engine~Troubleshooting.

Aircraft

10,

Aircraft

11.

Aircraft

12

13,

GearRig~ingDiagram.

14.

AiletonControlSystem.

Control

15.

~m

16, 17;

Flap

Ruddez

18.

3

Fuel

20,

21.

Typical

22.

FueI

Leaks

23.

Tank

24.

4

Hydrometer

5

Electrical

6

26.

.Electrical

27,

Instrument instrument

7

Three

28.

Particulars

Panels

Arrangement,

the

of

Strainer

Cylinder

Wing

Fuselage

Tail

Travel

Contrbl

Control

System

Valve

Leak

Sealant

Which

Leak

Assembly..

Classification,

Detection.

Readings

System

Equipment

System,

Panel,

Troubleshooting.

View

Aircraft. Aircraft.

Nose

Drain.

Chart.

Skin

Surfaces

System.

System,

Troubleshooting

Constitute

Drawing.

and

Principal

Plates.

and

Wheel

Reservoir.

Steering

LubricatingOils.

Chart.

Skin

Chart,

Skin

Chart.

(SeeFigurel3A,13B,P3c)

Jig.

System.

Application.

a

Flight

vs.

Battery

Troubleshooting.

List,

Master

(Figure26A&26B)

Wiring

Dimensions.

Bat.

Hazard.

Charge

Diagram.

Percent,

Page

Pages

gages

34,

Page

.,page

Page

Page Page

Page

Page Page Page

35,

Page

Page Page

Page Page Page Page

Page

62

65

Page

1

35B

8r´•

2

7

8

9

10

11

13 14

15

1’6

18

26

27

28

38

39 41 42 43

44

46

49

52. 53

55

57

58

63

66

67

69

78

SECTION

OLDWILLWAYNE

INTRODUCTION

C

OLDWILLWAYNE

A.

GENERAL

20B

tenance,

This

Aircraft

manual

versatile

which

contains

was

aircraft

E

service

designed

for

the

and

manufactured

personal

maintenance

and

as

business

information

a

high

aviation

the

for

performance,

field.

MOONEY

low

~H

main-

B.

j.

SCOPE

remaining

clude

tions

corrective

separate

this

mation.

the

OF

Sections

ground

for

section.

manual.

The

desc’;iption

Refer

aircraft.

THIS

two

sections

handling,

each

system

maintenance

to

Tab;e

MANUAL

and

comprise

Only

6f

the

1

ten

servicing,

include

and

the

"Owners

lists

comprise

the

maintenance

and

trouble-shooting,

testing;

each

personnel

aircraft

includedP

Operating

the

leading

service

periodic

major

should

Manual"

particula;s

pirt

instructions.

inspections.

removal

system

perform

in

this

and

section

for

this

of

The

and

installation

the

of

the

is

more

a

principal

handbo~k,

service

maintenance

The

aircraft

operations

limited

detailed

dimensions.

whereas

instructions

of

components,

covered

is

described

to

general

description

instruc-

infor-

the

in-

in

a

in

of

’i’’

OLDWILLWAYNE

1

Table

ENGINE

1. Model

Type

Rated

Cruise

Fuelconsumption

OilConsumr,tion

Propeller

Bore

Stroke

Displacement

Compression

Pry

Height

Width

Length

Oil,

Oil

Fuel,

Carburetor,

Magneto, Magneto

Magneto

Spark

Tachometer

Firing

Tachometer

Starter Starter

Starter,

Generator Generator

Generator,

Generator A-N

A-N

Propeller FuelPump

I~EADING

Certificate

Horsepower

Speed,

speed

d~ive

shaft

weight

numbers:

SAE

above’40’

Between 10’

F

Below

Sump

(-12.2"

Capacity~

Aviation

Bendix

Timing

Point

Plug

Gap

order

drive,

drive

Delco-Remy

drive,

drive

voltage

Vacuum Vacuum

governor

rpm

(Economy)

(performance)

(economy

(!!erformance

ratio

rotation

Ratio

starter

(with

F(4.4’

40’

F14.4’C)

C)

10"

F(-12.2’

grade

Marvel-Schebler

Scintilla(2)

Setting

ratio

rotation

ratio

rotation

to

ratio

drive,

drive

Delco-Remy

regulator, Pump Pump

drive

PARTICULARS

cruise)

generator)

C)

and

C)

(minimum)

(Shielded)

crankshaft

to

crankshaft

to

I)elco

Drive,

Drive

drive

ratio

Rotation

cruise)

crankshaft

to

AND

Remy

PRfNCIPAL

_

286

180

2700

rpm

2350

rpm

2450

rpm

9

gph

0.80

qt.

1.1

Clockwise

-5.125

4.375

361.0

8.50:1

286

24.59

33.57

29.81

SAE

SA~

in.

cubic

in.

in.‘

in.

50

30

20

8.qts.

91-96 MA

4-5

S4LN-204

25

.018

_

degrees

(Right)S4LN-200

(Left)

RTC

.006

,015to.018

0;5:1 1-3-2-4

Clockwise

13.55:1

Cour;terclockwise

1109689

12V

Clockwise

12V

50

20010

Amp

type

1119224

1.30:1

Coirntercloc~u´•ise

AN

E~unger

in.

110191.5

XX

´•tio;~

.i\

,2.

OVERALL

’C~ing

Length

Height

´•Clearance,

Span

Propeller

tips

-2-

35

2.3

8

10~

ft.

0

in.

2

ft.

in.

ft.

4~

in:Approx.

in.

Table

OLDWILLWAYNE

A~

1

L~EADIPfG

PARTICULARS

PRINCIPAL

DIMENSIONS

L

3.

4.

CONTROL

LL4NDING

SURFACES

Aileron

Flb,

Elevator

Travel

RudderRight

Type

Thread Main

FVh,el

Main

Tire

Main

Tire

Brake

Fluid

Nose

Ndse

Type

Required

~cel

Tire

Tire-Pressure

T;ypi~

Pressure

Type

Up

Down

1

Neutral

´•Full

Intermediate

1

Neutral

Up

Down Trim

Left

Down

Full

12540

s0

Static

or

00to20Down

213/4

Down

or

Up

Nose

Up

Manually 9

feet

Cleveland

6iPly,

24

to

Cleveland

Hydraulic,

Goodyear

4

ply,

24

to

110

00

240

10’~40

-180

180

1801~

Retracted

3~

inches

6:00

30

Pounds

Products

500x5

30

Pounds

Air

x

Hydraulic

3580

r

t

c

to-200

Products

6

10

i"

i" 10

10

P

1"

170

to

PROPELLER

5. Manufacturer

tr.s

´•c,

Type

Hub

Blade

’Diameter

6.

7.

Control

Blade B1´•de

TANK

Main

Engine

mT~INGS

Governor

´•Ang~e,

Ane~e,

CAPACITIES

Fuel

Cells(2)

Oil

Sump

Low

High

Span Len~th

Length.of

Dihedral,

Incidence

of

Flap,

Airleron,

Leading

Trailing

Edge

Trailing

Edge

a

McCauley

Constant

2D36C14

78KM-4

Inches

74

Woodward

12.7"t

n.5’

Gallons

48

8

Quarts

35

Feet

10

Fee-i

5

Feet

5’

30

Minutes

2’

30

~Iinutes

Speed

d"

.5’

0

Inches

8

Inches

3’k

Inches

:;:~r´•´•

OLDWILLWAYNE

EMPEi\TNAGE

8.

AND

PRINCIPAL

DIMENSIONS

Vertical

Rudder

Horizontal

Elevator

9.

WING

Wings

Total

DESCRIPTION

tion.

with

provided

through

fold

an

baggage

I.’ENGINE

2.

3.

4.

5.

6.

Fin

Area

Stabilizer

Area

AREAS

(total

Aileron

Area

Flap

M00NEY

The

is

It

powered

all

an

with

the

forward

of

the

rear

compartmenf

The

Lycohing

on~dynafocal

and

to

WING

The

MoontyM2OB

aerodynamic

flight

FUSELAGE

The

fuselage

in

ped

aluminum

stringers

tail

The

formity

IGNITION

This

engine

and

longer

PROPEI~LER

A

14

inch

for

ting

an

engine

Art~a

less

area

Area

by

metal

cabin

to

McCauley

rudder

door

allow

seat

and

engine

the

uses

efficiency

and

stall

tailcone

zinc-chromate

b~kheads

add

longitudinal

empenr~age

and

close

utilizes

ignition

M~Cauley

maximum

mounted

Area

and

naps

M20 8

180

a

pedals

:ocated

passenger

0-360-AID

outside

an

is’

accessible

mounts

transmission

a

laminar;flow

characteristics.

section

primer

is

tolerance

the

life.

all

take-on

governor

ailerons)

isafour

horsepower

constant

and

the

on

entry~to

from

engine

to

standard

over

is

for

to

form

strength

constructed

fit~

latest

metal

constant

power

for

place,

Lycoming

speed

control.

right

the

baggage

the

is

rated

dynamically

of

vibration

wing.

airfoils,

of

monocaque

corrosion

the

tail

to

on

for

all

ignition

speed

and

maximum

7.9

5.01

21.5

12.0

16?,Square

11.2

17.2

low

wing_monoplane

0-360-AID

propeller.

wheels.

side

of

seats.

rear

door

is

seat

rear

180

at

to

This

protection,

cone

the

tail

Conventional

Entrance

the

airplane.

The

located

during

HP

~balance

at

the

cabin

wing

and

yet

construction.

section.

cone.

aft

27d0

the

is

optically’aligned

parts.

system

which

propeller

automatic

efficienc3´•

gives

provides

pitch

at

Square

Square Square

engine

to

The

baggage

of

the

flight.

RPM

engine

reduces

retains

Aluminum

riveted

Extruded

jigs

quicker,

changing

cruising

Feet

of

metal and

i;Sipe

the

cabinis

front

compartmen~

cabin

and

during

drag

verv

to

that’~sure

low

a

controlled

speeds.

construc-

is

equipped

controls

seat

door.

is

mounted

flight

improves

docile

ski?,

heat-treated

aluminum

easier

starts

pitch

are

made

backs

is

The

slow-

dip-

uni-

set-

bj´•

--e

6~

OLDWILLWAYNE

7.

MOVABLE

The

built

little

rather

CONT~OL

ailerons,

using

hinges

maintenance,

than

the

e;~vator,

of

and

conven’ion~i

SURFACES

and

machined

provides

rudder

extrusions.

cable

AND

are

superior

system,

FLIGHT

of

all

The

control-feel,

metal

are

CONTROLS

construction.

control

because

used

to

system

actuate

They

requires

torque

the

controls.

are

tubes,

J1g-

very

C

BReLYE

8.

9.

10.

FUEL

INSTRUIMENT

II.

The

assist

manual

the

The

each

sealing

The

location

SY~jTEM

MOONEY

GEAR

landing

spri?gs

gear

in

M

the

20

is

operation

SYSTEM

fuel

system

consists

These

compound,aportion

PANEL

instnunent

of

~ill

panel

flight,

B

unique

wings,

of

celle

radio,

has

uses

the

are

of

Cleveland

in

aided

gear

24

formed

of

been and

that

it

by

bungee-type

quite’simple.

gallon

by

the

wing.

scientifically-

engine

Disc-Type

is

manUlallv

cells

fuel

sealing

instrument

hydraulic

retracted

springs

located

off,

through

designed

groups.

in

to

brakes.

by

the

proyide

the

pilot.

fuselage,

ftont

of

use

Gear-

make

portion

a

special

functional

i:’

of

_~__

~ta

REATER.AND

12.

VENTILATI3N

13.

BORWARIj

14.

Cabin

duction

Four

cabin

Two

the

for

heat

from

individual

roof

vents

cabin.

DEFROSTER

is

supplied

the

SYSTEM

to

provide

VENT

under

by

engine

airline-type

fresh

SYSTEM:

the

instrument

SYSTEM heater

a

exhaust

adjustable

air´•for

manifold.

-5-

muff

each

panel

which

vents

passenger.

provide

are

transmits

~located

second

a

air~heated

in

the

source

center

of

by

fresh

con-

of

the

air

n

SECTION

OLDWILLWAYNE

HANDLING

SERVICING

AND

SECTION

OLDWILLWAYNE

ii

r‘

A.

B.

C.

GENERAL

This

ACCESS

Figure

access

GROUND

The

ground

equipment

uvers. man

where and

HOISTING

1.

2.

LEVELING

3.

WEEGGHING

MOORING

4.

5.

section

PROVISIONS

1

shows

for

purposes

HANDLING

following

operations.

may

Brakes

move

may

pushing

the

inboard

When

the

landing

points

jack

aircraft

c!lain

and

the

then

manner,,

Lo~tigitudinal

parallel

decreasing

ground

Position

and

scale

to’weigh

When

chocks

ground

location.

´•the

jack

TOWING

A

suitable

lower

(See

Figure

normal

its

(Note:

provides

the

instructions

result.

or

the

position

desired

is

it

jacks

hbist

retraction

(See

the

to

air

or

on

scale

a

tow

the

mooring

fore:

outboard

Tie

point.

towbar

of

bar

s~vel

Check

HANDLING

ground

location

of

If

rudder

and

service

are

improperly

The

pedals

airplane

of

raise

to

is

it

gear,

provided,

raise

to

it

is

possible

mechanism

Figure

leveling

thrust

a

the

aircraft.´•

and

down

the

5).

line

pressure

set

in

of

front

aircraft

scales

theMooncyMZOB,

of

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29

6.

McCauley

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8.

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TROUBLESHOOTING

B.

Troubles

their

´•’t--rktommend

the

on

A

2.

3.

starting

shower

switchwhich

A

4

Shieided.spark

of

Lycoming

octane

fuel.

detailed~information

applica~ble

~publications.

peculiar

that

causes

the

system.

probable

ignition

vibrator,

sparks

0-360-AID

It

also

to

and

magneto

located

for

combines

and

plugs

engine

uses

a

on

the

Mooney

suggested

primary

starting.

both

ignition

has

McCauley

the

engine.

Power

remedies.

-17-.

on

ignition

circuit

the

harnesses

8.5

an

2D36C14

or

Plant

uplier

and

to

the_

When

be

fire

wall,

starting

to

suppress

1

compression

Constant

propeller

listed

are

troubleshooting

grounded

and

functions.

Speed

refer’fo.the

in

before

which

radio

ratio

Propeller.

Table

this

performing

and

2

furnishes

noises.

engine,

a

requires

B’or

witli

we

checks

Table

OLDWILLWAYNE

r~zh

2

ENGINE

TROUBLESHO~TING

Failure

to

start.

TRO’JBLE

of

engine

Lack

Underpriming

Overpriming

Incorrect

Defective

.~proper

breaker

Water

~I

InternalFailure.

of

in

CA’JSE

Fuel

throttle

Spark

ignition

Battery.’

operation

points.

Carburetor.

setting.

Plugs.

wire.

of

Check

Fill Clean cocks.

Prime

Open

turning

Open

its

Clean

Check

any

Replace

Check

point

I

DIlin

Check

particles.

haul

fuel

range.

defective

timingof

of

fuel

systems

tank.

dirty

wi;n

throttle

in

counterclockwise

throttle

and

adjust

with

internal

Carburetor

oil

sump

If

engine

REMEDY

lines,

2

or

and

to

electric

wires.

charged

found,

for

strainers,

3

strokes

unload

one

or

replace.

tester

magneto

magneto.

a?d

strainer

may

leaks,

tenth

and.~eplace

battery.

breaker

Fuel

complete

indicated

be

or

throttle.

of

engine

directioa

of

Line.

for

fuel

by

metal

over-

Failure

idle

to

Low

uneven

of

properly.

power

running.

engine

and

Incorrect

idle

Idle

Leak

system

Low

Fault~

Mixture

by

i

night.

I

i

1

from

sluggish

tion,

dicated

carburetor

adjustment.

mixture.

the

in

cylinder

ignition

too

red

exhaust

Extreme

by

exhaust.

induction

compression

system.

indicated

rich;

engine

flame

cases

black

opera-

smoke

Adjust

correct

Adjust

ments

Tighten

tion

are

Check

I

valve

Check

at

in-

Rfadjustment

authorized

i

thrott’e

idle.

Mixture

of

all

system

defective

condition

seats.

entire

this

connections

personnel

section.

ignition

stop

Replace

of

carburetor

to

obtain

refer

any

piston

system.

is

to

in

the

parts

rings

indicated.

adjust-

induc-

that

and

by

~e

~NGINE

OLDWILLWAYNE

(Con~inued)

I

Failure to

develop

of

engine

~Pull

power.

Mixture

ove~heating

by firing

Leaks

Defective

Poor

Magneto

not

working

Defective

Improper

timing.

Defective

Terminal

Throttle

adjustment.~

Leak

I

system.

Fuel

in

too

in

C~JSE

lean:

induction

Spark

breaker

properly.

ignition

spark

connectors.

lever

induction

indicated

or

Plugs.

plug

out

back-

system.

point;

wire.

of

Check

restrictions.

Tighten

defective

Clean

or

ihnk

Fill

grade Cleanpoints.

’riming

Check

Replace

Check

synch~onization

Replace

I

plug

wire.

Adjust

I~"righten

defective

lines

fuel

Check

connections.

all

parts.

replace

with

of

magnetos.

with

wire

defective

magnetos

connectors

tI;rottle

all

connections,

parts.

REMEDT

far

fuel

spark

fuel

Checkinternal

electeric wire.

for

on

lever.

dirt

supply.

Replace

plugs.

of

recommended

tiniing

spark

and

or

tester.

and

replace

oth~

Rough

Low

E;lgine.

Oil

Pressure.

Restriction

air

scoop.

Improper

Faulty

Cracked

Unbalanced

Defective

bushings.

Malfunctioning

Insufficient

I

in

Leak

or

pressure

Dirty

ignition

engine

suction

oil

strainers.

carburetor

in

fuel.

propeller.

mounting

oil.

line.

-19-

mount.

engine.

line

Examine

restrictions.

Fill

Tighten

tem

timing. Replace

Remove

checked

Install

Check

hou´•ing

I

Remove

j

tank

with

air

with

connections.

all

tester

or

repair

propeller

balance.

for

new

mounting

entire

oil

supply.

gasket

crankcase.

and

scoop

recommended

Check

mount.

and

engine.

between

oil

clean

remove

Check

ignition

have

bushings.

accessory

strainers.

fuel

sys-

it

TROUBLESHOO’TI~U’G

OLDWILLWAYNE

(Continued)

High

TROU&I;E

Oil

Temperature.

oil

High

I)efective

Stoppage

intake

Insufficient

cooling.

Insufficient

Low

grade

Clogged

strainers.

Excessive

.Failing

bearing.

Improper

operation.

CAUSE

temperature.

Pressure

in

oil

passage.

air

oil

of

oil

Lines

blow-by.

failed

or

engine

pump

supply.

oil.

or

gage.

See ’’trouble"

Replace

Check

Clean

Check

deformatidn

Fill

Replace

to

Remove

I

Usually

rings.

Examine

found,

Check

On

"High

column.

gage.

lir?e;cor

s~r=tion

inlet

air

or

oil

sump

with

specifications.

andcleanoilstrainers.

caused

Complete

sump

overhaul

entire

REMEDY

Temperature"

obstructions.

strainer.

and

outlet

obstruction

to

prdper

oil

conforming

worn

by

overhaul

for

metal

of

engi?e

engine.

level

particle

is

in

for

stuck

or

required.

indicated.

Ef

Excessive

sumption.

Cold difficulties.

weather

Defective gage

oil

con-

Low

Failed

bearings.

Worn

Incorrect of

piston

Cold

I

Inaccurate

readings.

Overpriming

-Weak

grade

or

piston

oil

Batterg

Temperature

of

oil.

failing

rings.

instailation

rings.

pressure

Replace

I

Fill

to

Check if

Install

Move’

Heat

Extreme

mately

cate

Rotate wise

Open"

install

gage.

tank

wi~h

specifications

sump

found,

overhaul

new

aircraft

oil

readings

100

malfunctioning.

crankshaft

direction

and

fully

oil

for

rings.

into

do

ignition

charged

conforming

metal

engine

a

up

not

necessarily

in

with

switch

particles

to

counterclock-

throttle

battery.

and,

hanger

approxi-

indi-

"Full

"Ofir’.

-2e

C

OLDWILLWAYNE

ENGINE

c.

1.

2.

3.

4.

5.

6.

7.

8.

9.

10.

11.

12.

13.

14;

15.

REMOVAL

RemovethePropeller.

the

radiator

flap

pump

air

the

temperature

pressure

the

tnixture

flap

ignition

the

all cabin

2

both

top

other

or

the~

the

four

and

carefllUv

is

desirable

this

at

Side

Cowl.

Bottom

carburetor

rods

control

air

overboard

following:´•

pressure

head

following

rontrol.

governor.control.

control.

control

engine

the

generator

engine

suitable

engine

main

bolts

time).

Remove

RemovetheTop

Remove

disconnect

a.

b.

remove

c.

landinglight

d.

Oil

brace

e.

cowl

f.

fuel

g.

h.

alternate

hot

i.

Disconnect

tachometer

a.

b.

oil

c.

d.

fuel

manifold

e.

f.

cylind~

Disconnect

throttle

a.

b.

propeller

carburetor

c.

d.

co~l

e.

Disconi~ct

Disconnect

Dis~onnect

Disconnect

Remove

hoist sion

on

Disconnect

slowly

it

(If

easier

Cowls.

Cowi.

both

cables

wireg

bolts).

(4

(connected

rods.

blast

source

drive

shaft.

bulb.

line.

temperature

hot

air

and

switch

ground

voltage

heater

wires

mufflers,

baffle

mount.

fuel

from

to

check

to

remove

air

(2).

to

duct.

duct

line.

controls:

control.

sprin~

wires

regulator

duct

tail

to

hoist

line

the

from

filter

firewall.

(2

strap.

(2

and

pipes,

expose

from

engine

if

the

battery.

duct

clamps.

gage

~from

wires.

places).

1

starter

and

hoisting

the

to

the

wires

any

mount.from

(61~9)

by

thermocouple

magnetos

wire.

support

hook

engine

firewall

mounts

or

hoisting

to

at’firewall

cables

the

removing

line.

(GROUND

springs.

and

attach

hook

fuel

the

are

engine,

wraplock.

MAGNETOS).

and

pump.

slide

and

still

connected

it

can

an

"A"

frame

relieve

engine

to

be

accomplished

the

forward

engi~e.

t~pe

´•ten-

D.

PROPELLER

I.

Remove

2.

Remove

from

shaft

and

3.

Carefully

the

there

crank

RF~MOVAL

propeller

6

bolts

andwashers

engine

be

will

shaft.

remove

spinner

shaft

a

the

small

"0"

by

from

amount

Ring

taking

the

10

p~opeller

propeller

of

oil

from

the

screws,

that

washers

flange

is

will

engine

removed

run

shaft.

and

dut

from

spacers.

the

of.’the

remove

propeller

engine

propeller

crank

Elb.

Mooney M20B Service And Maintenance Manual

Specifications and Main Features

Frequently Asked Questions

User Manual

INTRODUCTION

GENERAL

DESCRIPTION

GENERAL

Lubrication

GENERAL

TROUBLESHOOTING