TM-9-2320-272-24-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 1 OF 4
JUNE 1998
TM-9-2320-272-24-1 - Page 538 of 1015
3-59. RADIATOR
TM 9-2320-272-24-1
1.
2.
3.
Install new rubber mount (9) in bracket (12).
Install bracket (12) on radiator (1) with two new lockwashers (11) and screws (10).
Install mounting bracket (2) on radiator (1) with four new lockwashers (5), washers (4), and
screws (6).
4.
Install control assembly (14) on bracket (2) with two screws (15) and new locknuts (3).
5.
Install radiator support (7) on control assembly (14) with screw (13) and new locknut (8).
NOTE
6.
Perform step 6 only if bracket was removed.
Install radiator support bracket (23) with two washers (22), new lockwashers (28), and screws (27).
NOTE
7.
8.
Assistant is needed for steps 7, 8, and 9.
Install radiator (1) on frame (26).
Install radiator support (7) on support bracket (23) with two screws (29), screws (32), and four new
locknuts (25).
9.
Install washer (30), screw (31), and new locknut (24) on brackets (12) and (23).
10.
Connect radiator outlet hose (21) to radiator (1) and tighten clamp (20).
11.
Install two plugs (18) and drainvalve (19) on radiator (1).
12.
Install two elbows (16) and adapter (17) on radiator (1).
13.
Connect radiator inlet hose (49) to radiator (1) and tighten clamp (50).
NOTE
14.
15.
Perform step 14 only if rubber mounts were removed.
Install two new rubber mounts (46) on engine bracket (43).
Install upper radiator bracket (34) on engine bracket (43) with two screws (47), washers (45), and
new locknuts (44).
16.
Install upper radiator bracket (34) on radiator (1) with two screws (37), new lockwashers (36), and
washers (35).
17.
Install two hood stop cables (39) on upper radiator bracket (34) with two screws (41), washers (40),
and new locknuts (42).
18.
Install two clamps (33) on upper radiator bracket (34) with two screws (48) and new locknuts (38).
19.
Connect radiator vent hose (51) on adapter (17).
NOTE
•
If new radiator is being installed, use attaching parts and
fittings from old radiator.
• Fittings must be inspected for cracks or stripped threads.
• Male pipe threads must be wrapped with antiseize tape before
installation.
3-174
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