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 595 of 1417

REMOVAL

NOTE

References to early model engines refer to engines with a serial number before 44487830

used in M939A2 series vehicles.

1.

Loosen clamp (Figure 1, Item 12) and remove hose (Figure 1, Item 13) from nipple (Figure 1, Item 11).

NOTE

Perform Step (2) on vehicles with late model engines and Step (3) on early model engines.

2.

Remove oil supply line (Figure 1, Item 1), adapter (Figure 1, Item 2), and o-ring (Figure 1, Item 3) from oil filter

head (Figure 1, Item 4). Discard o-ring.

3.

Remove oil supply line (Figure 1, Item 1) and elbow (Figure 1, Item 15) from oil filter head (Figure 1, Item 4).

4.

Remove 11 screws (Figure 1, Item 6), clamp (Figure 1, Item 5), wiring harness (Figure 1, Item 7), oil filter head

(Figure 1, Item 4), gasket (Figure 1, Item 8), oil cooler core (Figure 1, Item 9), and gasket (Figure 1, Item 10)

from engine block (Figure 1, Item 14). Discard gaskets.

TM 9-2320-272-23-2

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0229-2