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TM 9-2320-364-20-3
2-2904
5. FAN DOES NOT OPERATE.
INITIAL SETUP
1.
Tighten loose fitting or
replace hoses 2771
and 2773 (Para 20-3;
see schematic
Fig 2-68, 2-69).
Verify repair, go to
Step 2 of this Fault.
START
YES
NO
LHS, winch or crane operate.
Cooling fan hoses faulty.
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
Visual inspection.
If return hose 2771 or 2773 is
faulty, return flow from fan
hydraulic motor to reservoir may
be restricted.
2-31. HYDRAULIC SYSTEM TROUBLESHOOTING (CONT).
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Parking brake applied, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
Right and left side noise panels removed,
(Para 17-26 and 17-28)
References
TM 9-2320-364-10
Are hoses 2771 and 2773 free
of leaks and damage?
WARNING
Read WARNING
on Page 2-2905
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