TM-9-2320-279-10-1

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

OPERATOR’S MANUAL VOLUME 1 OF 2

DECEMBER 1998

CHANGE 5

TM-9-2320-279-10-1 - Page 217 of 773

TM 9-2320-279-10-1

Table 2-7. Preventive Maintenance Checks and Services Auxiliary Equipment

Location

Item Interval

Item to

Crewmember

No.

Not Fully Mission

Check/

Procedure

Capable If:

Service

DRIVER

156 Monthly Arctic

Heater

b. Place coolant pump

Continued

switch in ON position. Cool-

ant pump indicator should il-

luminate and coolant pump

should be running. Audible

sound from pump indicates

coolant pump is operating.

2-142.12

Change 5