TM-9-2320-272-23-2

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-2 - Page 544 of 1417

FIELD MAINTENANCE

VALVE COVER REPLACEMENT (M939A2)

INITIAL SETUP:

Tools and Special Tools

Tool Kit, General Mechanic's: Automotive

(Volume 5, WP

0826, Table 1, Item 56)

Wrench, Torque, Click, Ratcheting, 1/2" Drive,

250 Ft-Lb

(Volume 5, WP

0826, Table 1, Item 63)

Materials/Parts

Cap Set, Protective, Dust and Moisture Seal

(Volume 5, WP

0825, Table 1, Item 13)

Gasket (Volume 5, WP

0827, Table 1, Item 130)

Qty:

1

Locknut (Volume 5, WP

0827, Table 1, Item 273)

Qty:

2

Materials/Parts (cont.)

O-ring (Volume 5, WP

0827, Table 1, Item 133)

Qty:

1

O-ring (Volume 5, WP

0827, Table 1, Item 136)

Qty:

6

Seal (Volume 5, WP

0827, Table 1, Item 127)

Qty:

1

Equipment Condition

Parking brake set. (TM 9-2320-272-10)

Hood raised and secured. (TM 9-2320-272-10)

Reservoirs drained. (TM 9-2320-272-10)

Coolant drained. (WP

0287)

Air cleaner hose removed. (WP

0248)

TM 9-2320-272-23-2

0222

0222-1