TM-9-2320-285-24-1

TRUCK TRACTOR, YARD TYPE, 43,500 LB GVW, DED, 4X2, ARMY MODEL M878A1

TECHNICAL MANUAL; ORGANIZATIONAL, DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL

OCTOBER 1985

TM-9-2320-285-24-1 - Page 261 of 987

TM 9-2320-285-24-1

2-26.

INSTRUMENT PANEL MAINTENANCE (CONT)

a.

Switches (cont).

(8) Blower Switch (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

REMOVAL

NOTE

Tag and identify all electrical leads before disconnection and removal.

1

Instrument

a.

Three electri-

Tag

panel,

cal leads (3,

underside

4, and 5)

b.

Three screws

Remove

(1) and

washers (2)

c.

Three electri-

Disconnect

cal leads (3,

4, and 5)

2

Instrument

a.

Setscrew (6)

Loosen

panel,

b.

Knob (7)

Remove

Rotate counterclockwise

top

c.

Nut (8)

Remove

Support switch (9)

d.

Switch (9) and

Remove

nut (10)

e.

Nut (10)

Separate

From switch (9)

CLEANING

3

All parts

Clean

Wipe with clean, dry cloth

INSPECTION

4

a.

Three electri-

Inspect

Replace if insulation frayed

cal leads (3,

or connectors damaged

4, and 5)

b.

Knob (7) and

Inspect

Replace if cracked, broken,

switch (9)

or otherwise damaged

c.

All other parts

Inspect

Replace if cracked, broken,

distorted, or threads

damaged

2-238