TM-9-2320-273-10

TRUCK, TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER

TECHNICAL MANUAL; OPERATOR’S MANUAL

DECEMBER 2012

TM-9-2320-273-10 - Page 347 of 452

Table 1. Preventive Maintenance Checks and Services (PMCS) - Continued.

ITEM

NO.

INTERVAL

ITEM TO BE

CHECKED OR

SERVICED

PROCEDURE

EQUIPMENT NOT

READY/AVAILABLE

IF:

49

Weekly

Frame

Visually inspect frame

side rails, crossmembers,

cab supports, and

underbody supports for

loose or missing bolts

and cracked or broken

welds.

Loose or broken

side rails, cab

supports,

crossmembers,

missing bolts,

or broken welds

NOTE

Perform step 50 for

M915, M915A1, M916,

M917, and M920.

50

Weekly

Fuel Tank

Check fuel tank, lines,

and ﬁttings for leakage.

Any Class III

leak is evident.

51

Weekly

Trailer

Couplings

a. Check electrical

connectors

(Figure 26, Item 2)

and cable for damage.

Electrical cable

missing or

damaged.

b. Check trailer air lines

and quick disconnect

couplings

(Figure 26, Item 1)

for damage (front and

rear).

Air lines leak or

damage is

evident.

1

2

Figure 26. Trailer Couplings.

TM 9-2320-273-10

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