TM-9-2320-272-24-2

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

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 2 OF 4

JUNE 1998

TM-9-2320-272-24-2 - Page 916 of 991

TM 9-2320-272-24-2

4-31. AIR COMPRESSOR MAINTENANCE (Contd)

7.

8.

9.

10.

11.

Install elbows (6) and (8) on air compressor (5).

Install elbows (21) and (29) on unloader valve body (20) and compressor inlet (28).

Install adapter (24) on compressor head (30).

Using new inserts (10) on each end of coolant outlet line (4), install coolant outlet line (4) on

elbow (8) on air compressor (5) and elbow (12) on engine oil cooler (11).

Install coolant outlet line (4) on bracket (16) with clamp (15), washer (14), screw (13), washer (17),

lockwasher (18), and nut (19).

12.

13.

Install power steering pump pivot bracket (3) on engine (1) with four screw-assembled washers (2).

Using new inserts (10) on each end of coolant inlet line (7), install coolant inlet line (7) on elbow (6)

and water pump fitting (9).

14.

Connect air intake tube (26) to compressor inlet (28) and tighten two clamps (27).

15.

Connect alcohol evaporator air line (23) to elbow (29).

16.

Connect governor air line (22) to elbow (21).

17.

Connect supply reservoir air line (25) to adapter (24).

4-234