TM-9-2320-272-23-5

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 5 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-5 - Page 303 of 623

INSTALLATION

1.

Connect lead (Figure 2, Item 18) to connector (Figure 2, Item 19).

2.

Install wires (Figure 2, Items 24 and 25) on starter solenoid (Figure 2, Item 21) with lockwasher

(Figure

2,

Item

22) and nut (Figure 2, Item 23).

3.

Connect leads (Figure 2, Items 10 and 12) to circuit breaker (Figure 2, Item 11).

4.

Connect lead (Figure 2, Item 16) to high-beam selector switch (Figure 2, Item 17).

5.

Install lead (Figure 2, Item 27) and relay (Figure 2, Item 7) on firewall (Figure 2, Item 9) with two lockwashers

(Figure 2, Item 13) and screws (Figure 2, Item 14).

6.

Install four leads (Figure 2, Items 2, 8, 15, and 27) on relay (Figure 2, Item 7) with clips (Figure 2, Item 5) and

screws (Figure 2, Item 4).

NOTE

Assistant will help with Step (7).

7.

Install grommet (Figure 2, Item 6) and retainer (Figure 2, Item 28) on firewall (Figure 2, Item 9) with two

lockwashers (Figure 2, Item 31), washers (Figure 2, Item 30), and screws (Figure 2, Item 29).

8.

Pull leads (Figure 2, Items 1 and 2) through hole in firewall (Figure 2, Item 9).

9.

Install tiedown strap (Figure 2, Item 26) on front main wiring harness (Figure 2, Item 20) and leads

(Figure

2,

Items

16

and

19).

10.

Connect leads (Figure 2, Items 1 and 2) to warning light switch (Figure 2, Item 3).

TM 9-2320-272-23-5

0804

0804-4