TM-9-2320-272-23-3

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

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 3 OF 5

SEPTEMBER 2012

TM-9-2320-272-23-3 - Page 173 of 1469

INSTALLATION - Continued

32.

Connect two wires (Figure 14, Item 5) to ether start switch wires (Figure 14, Item 6).

33.

Connect three wires (Figure 14, Item 8) to heater blower motor switch (Figure 14, Item 7).

NOTE

Perform Step (34) for M936A2 vehicles only.

34.

Connect wire (Figure 14, Item 10) to warning signal lamp switch (Figure 14, Item 9).

35.

Connect wire (Figure 14, Item 13) to CTIS and blackout connector (Figure 14, Item 14).

36.

Connect CTIS power supply connector (Figure 14, Item 12) to CTIS wiring harness (Figure 14, Item 11).

37.

Connect wire (Figure 14, Item 4) to horn switch (Figure 14, Item 3).

38.

Connect front harness connector (Figure 14, Item 1) to turn signal control (Figure 14, Item 2).

39.

Connect connector (Figure 14, Item 19) to tachometer pulse sensor (Figure 14, Item 20).

40.

Connect two wires (Figure 14, Item 16) to electrical gauge circuit breaker (Figure 14, Item 15).

41.

Connect two wires (Figure 14, Item 18) to heater blower motor circuit breaker (Figure 14, Item 17).

TM 9-2320-272-23-3

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