TM 5-2420-230-24-1
To prevent injury from hot, spraying oil, do not remove hydraulic connection hoses until engine is cool.
(5)
Disconnect all hydraulic oil cooler lines from oil cooler.
(6)
Remove eight self-locking nuts, lockwashers, washers, and bolts securing hydraulic oil cooler. Discard
self-locking nuts and lockwashers.
(7)
Remove hydraulic oil cooler.
b. Inspection.
NOTE
In the event of a hydraulic pump failure, the hydraulic oil cooler must be thoroughly flushed and cleaned.
(1)
Inspect oil cooler core for signs of blocked air fins. Check oil cooler core for signs of damage or fin deterioration.
Repair as necessary.
(2)
Check oil cooler hose fittings for signs of leakage and/or damage. Repair as necessary.
c. Installation.
Installation of the hydraulic oil cooler is the reversal of the removal procedure with attention given to the following:
Ensure all hydraulic hoses are secure and no leaks are evident.
d. Follow-On Maintenance.
(1)
Start engine and check for leaks (TM 5-2420-230-10).
(2)
Shut OFF engine (TM 5-2420-230-10).
(3)
Install nose cone (Para 13-18).
(4)
Refill hydraulic oil (TM 5-2420-230-10).
END OF TASK
9-9. COOLANT RESERVOIR REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
c. Follow-On Maintenance
INITIAL SETUP
Test Equipment
References
None
None
Tools and Special Tools
Equipment Conditions
Pan, drain, Item 29, Appendix B
TM or Para
Condition Description
Tool kit, general mechanics, Item 38, Appendix B
Cooling system drained.
Materials/Parts
Cap and plug set, Item 4, Appendix C
Drawings Required
Compound sealing, Loctite 567, Item 22, Appendix C
TM 5-2420-230-24P Figure 26
Nut, self-locking, Item 110, Appendix D
Tags, identification, Item 63, Appendix C
Estimated Time to Complete Task
Ties, cable, Item 68, Appendix C
Refer to MAC in Appendix B
Personnel Required
MOS 62B, Construction Equipment Repairer
Change 1