Table 1. Preventive Maintenance Checks and Services (PMCS) for M878A2. cont'd

TM 9-2320-312-10

Table 1. Preventive Maintenance Checks and

Services (PMCS) for M878A2 - Continued.

LOCATION

ITEM TO

ITEM

CHECK/

NOT FULLY MISSION

NO.

INTERVAL

SERVICE

PROCEDURE

CAPABLE IF:

NOTE

Perform a HOT RUN transmission fluid check after vehicle operation,

when transmission has been operated under load for at least one hour and

engine coolant temperature is at normal operating temperature of 190-215

degrees F (88-102 degrees C).

After

Transmission

Perform HOT RUN check:

Fluid Level

a. Park tractor on level surface, chock

wheels, shift transmission to N

(Neutral), and apply parking brake.

b. Run engine at idle (500-800 rpm).

Shift transmission to D (Drive) and

then to R (Reverse) to clear hydrau-

lic circuits of air. Shift to N (Neu-

tral) and leave engine at idle (500-

800 rpm).

c. Remove dipstick from tube and wipe

clean.

d. Insert dipstick into tube and remove.

Check fluid level. Repeat check pro-

cedure to verify reading.

e. Safe operating level is anywhere

within HOT RUN band.

f. If fluid level is not within HOT

RUN band, add or drain transmis-

sion fluid (Item 6, WP 0019 00) as

necessary to bring fluid level to mid-

dle of HOT RUN band.

g. Shut down engine (WP 0005 00).

0012 00-12