3-62.1. RADIATOR AND FAN SHROUD ASSEMBLY MAINTENANCE (SERIAL NUMBERS
300000 AND ABOVE)
This task covers:
b. Cleaning and Inspection
General mechanic's tool kit:
automotive (Appendix B, Item 1)
TB 9-2320-335-13&P, Appendix E
Maintenance and repair shop equipment:
automotive (Appendix B, Item 2)
· Cooling system drained
Ten lockwashers (Appendix A, Item 146)
Four locknuts (Appendix A, Item 106)
· Airlift bracket-to-hood seal removed
Four lockwashers (Appendix A, Item 144)
Five locknuts (Appendix A, Item 77)
· Hood removed (TM 9-2320-387-24-2)
Locknut (Appendix A, Item 262.2)
General Safety Instructions
Six lockwashers (Appendix A, Item 145)
Compressed air used for cleaning purposes
must not exceed 30 psi (207 kPa).
Do not bend radiator fins. Damaged fins reduce cooling efficiency,
which may damage engine.
The radiator and lower fan shroud are removed as a unit.
Loosen hose clamp (2) and remove inlet hose (1) from radiator (3).
Loosen hose clamp (4) and remove lower radiator hose (5) from radiator (3).
Loosen hose clamp (7) and remove surge tank-to-radiator vent hose (8) from adapter (6).
Remove two capscrews (11), lockwashers (10), washers (9), and pressure valve bracket (13) from
Loosen outboard nut (18) and locknut (19), and release tension from crossbrace (14).
Remove four capscrews (15), lockwashers (16), and crossbrace (14) from two airlift brackets (17).