TM-9-2320-272-10

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; OPERATOR'S MANUAL

SEPTEMBER 2004

CHANGE 2

TM-9-2320-272-10 - Page 198 of 481

2-97

Table 2-3. Preventive Maintenance Checks and Services for Models M939/A1/A2 (Contd).

ITEM

NO.

INTERVAL

ITEM TO

CHECK/

SERVICE

NOT FULLY

MISSION

CAPABLE IF:

TM 9-2320-272-10

LOCATION

CREWMEMBER

PROCEDURE

82

83

Monthly

Monthly

Surge

Tank

Wrecker

Boom

DRIVER

WARNING

If temperature gauge reads

above 175° F (79° C), use care

when removing surge tank

filler cap. Pressurized steam

or hot coolant will cause injury

to personnel.

a.

Check all hoses (4) for deterio-

ration and/or leakage. Tighten

loose or leaking hose connections.

DRIVER

Check the date of the last boom

load test. If more than one-year-

old, notify unit maintenance (refer

to TB 9-352).

Class III leakage

is evident, or

hoses (4) are cut

or broken.

Load test is more

than one year old.