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 381 of 987

TM 9-2320-285-24-1

2-32.

SENDING UNITS AND SWITCHES MAINTENANCE (CONT)

e.

Neutral Start and Backup Light Switches (cont).

STEP

LOCATION

ITEM

ACTION

REMARKS

ADJUSTMENT/TEST

(cont)

5

a. Shift lever

Position

In drive position 2

b. Nut (14)

Remove

c. Lock screw (15)

a. Remove

Apply thin coat of grease to

threads

b. Install

d. Nut (14)

Install

Do not tighten

e. Lock screw (15)

Adjust

Adjust lock screw (2) so that

screw depresses ball on

neutral start switch 1/8

inch when shift lever is in

neutral (N) position

f. Neutral start

Test

Check that neutral start

switch (7)

switch actuates in neutral

(N) position only, and that

switch opens within 3-1/2

degrees of angular travel

from bottomed position of

shift lever

g. Nut (14)

Tighten

To 33 pounds inch torque

6

Backup light

Test

Check that rear floodlight is

switch (4)

on with engine idling and

shift lever in reverse (R)

position

2-358