TB-9-2320-335-13-P

TRUCK, UTILITY: EXPANDED CAPACITY, IAP/ARMOR READY

TECHNICAL BULLETIN; OPERATOR AND FIELD MAINTENANCE AND REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL) INSTRUCTIONS

MAY 2008
TB-9-2320-335-13-P

  TB-9-2320-335-13-P - Page 116 of 680

3-71.1. RADIATOR LOWER TUBE ASSEMBLY REPLACEMENT
(SERIAL NUMBERS 300000 AND ABOVE)
This task covers:
a. Removal
b. Installation
1.
Remove drainvalve (15) from radiator lower tube assembly (11).
2.
Loosen clamp (7) and disconnect water pump inlet hose (8) from radiator lower tube assembly (11).
3.
Loosen clamp (10) and disconnect surge tank-to-lower radiator hose (9) from radiator lower tube
assembly (11).
4.
Loosen clamp (16) and disconnect lower radiator hose (1) from radiator lower tube assembly (11).
5.
Loosen clamp (13) and disconnect transfer case coolant hose (12) from tee (14).
6.
Remove two locknuts (6), washers (5), capscrews (2), washers (3), and radiator lower tube assembly (11)
from frame bracket (4). Discard locknuts (6).
7.
Remove tee (14) from radiator lower tube assembly (11).
1.
Apply sealing compound to threads of tee (14) and install tee (14) on radiator lower tube
assembly (11).
2.
Install radiator lower tube assembly (11) on frame bracket (4) with two capscrews (2), washers (3),
washers (5), and locknuts (6). Tighten locknuts (6) to 72 lb-in. (8 N
•
m).
3.
Connect transfer case coolant hose (12) to tee (14) with clamp (13).
4.
Connect lower radiator hose (1) to radiator lower tube assembly (11) and tighten clamp (16) to
85-95 lb-in. (10-11 N
•
m).
5.
Connect surge tank-to-lower radiator hose (9) to radiator lower tube assembly (11) and tighten
clamp (10) to 85-95 lb-in. (10-11 N
•
m).
6.
Connect water pump inlet hose (8) to radiator lower tube assembly (11) and tighten clamp (7) to
85-95 lb-in. (10-11 N
•
m).
7.
Apply sealing compound to threads of drainvalve (15) and install drainvalve (15) on radiator lower
tube assembly (11).
b. Installation
a. Removal
TB 9-2320-335-13&P
3-34
INITIAL SETUP:
Tools
General mechanic’s tool kit:
automotive (Appendix B, Item 1)
Maintenance and repair shop equipment:
automotive (Appendix B, Item 2)
Materials/Parts
Two locknuts (Appendix A, Item 77)
Sealing compound (Appendix C, Item 62)
Manual References
TM 9-2320-387-24-1
TB 9-2320-335-13&P, Appendix E
Equipment Condition
Cooling system drained
(TM 9-2320-387-24-1).
Maintenance Level
Unit


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