Hourmeter (cont).

TM 10-3930-638-24&P

2-29. AUXILIARY PANEL MAINTENANCE (cont)

b. Hourmeter (cont).

REMARKS

ITEM

ACTION

LOCATION

STEP

CLEANING

WARNING

Dry cleaning solvent (P-D-680), used to clean parts is toxic and

flammable. Wear protective goggles and gloves and use only in a

well ventilated area. Avoid contact with skin, eyes, and clothes

and don't breathe vapors. Do not use near open flame or

excessive heat and don't smoke when using it. Failure to do so

could cause serious injury. If you become dizzy while using

cleaning solvent, get fresh air immediately, and get medical

attention. If contact with skin or clothes is made, flush with large

amounts of water. If contact with eyes is made. wash eyes with

water immediately, and obtain medical aid immediately.

Wire connectors and

Use cleaning solvent P-D-680 on

Clean

connectors and terminals only

hourmeter terminals

WARNING

Wear safety glasses when drying parts with compressed air.

Failure to do so could cause serious injury to eyes and possible

blindness. If you hurt your eyes or if a foreign object is blown

into your eyes, seek medical attention immediately.

Use cleaning solvent P-D-680.

Bracket (4) and all

Clean

Dry thoroughly with compressed air

hardware

INSPECTION

Replace if worn, or if threads damaged

All hardware

Inspect

Replace if insulation frayed, or if

Inspect

Positive wire and ground

conductors broken

wire

Replace if threads damaged, or if

Inspect

Hourmeter

receptacle terminals damaged

Replace hourmeter if bracket (4) cracked

Bracket (4)

Inspect

or damaged

INSTALLATION/REPLACEMENT

Inside left fender bolt hole

Position

Left hood support a. Ground wire and

plate, bottom

lead (2)

b. Cap screw (8), lock

Install and

washer (7) and nut (6)

tighten

On left side panel

c. Hourmeter (5)

Position

On hourmeter studs

Position

d. Bracket (4)

Until hourmeter is securely mounted

e. Two wing nuts (3)

Tighten both

evenly

Note tags for correct connection

f. Wire leads (1 and 2)

Push on

Use silicone rubber sealer

g. All leads and terminals Seal

2-143