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 309 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:

1

Figure 1. Fuel Heater.

NOTE

Perform step 3 for

M915, M915A1, M916,

and M920 vehicles.

3

Before

Trailer Coupling

Air Hoses and

Connectors

Inspect tractor-to-trailer

coupling air hoses for

cracking or damaged

connectors. Inspect

trailer cable and

electrical connectors

(Figure 2, Item 1) and

(Figure 2, Item 2).

Air hose(s) or

couplers

missing,

leaking,

coupler(s)

unserviceable,

trailer electrical

connectors

damaged or

cable missing.

12 VOLT

24 VOLT

1

2

Figure 2. Trailer Coupling Air Hoses.

TM 9-2320-273-10

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