TM 5-2420-230-24-1
10-15. FEL VALVE BLOCK MAINTENANCE.
This Task Covers:
a. Removal
b. Disassembly
c. Repair
d. Assembly
e. Installation
f. Follow-On Maintenance
INITIAL SETUP
Test Equipment
Personnel Required
None
MOS 62B, Construction Equipment Repairer (3)
Tools and Special Tools
References
Pan, drain, Item 29, Appendix B
None
Tool kit, general mechanics, Item 38, Appendix B
Equipment Conditions
Materials/Parts
TM or Para
Condition Description
Cap and plug set, Item 4, Appendix C
Engine access panel removed.
Nut, self-locking, Item 102, Appendix D (2)
Hydraulic system pressure
O-ring, Item 144.1, Appendix D (14)
released.
O-ring, Item 153.1, Appendix D (4)
Center dash panel removed.
O-ring, Item 153.2, Appendix D (20)
Parts kit, Item 168.1, Appendix D
Drawings Required
Parts kit, Item 168.2, Appendix D
TM 5-2420-230-24P Figure 154
Tags, identification, Item 63, Appendix C
TM 5-2420-230-24P Figure 163
Ties, cable, Item 68, Appendix C
Estimated Time to Complete Task
Washer, lock, Item 280, Appendix D (4)
Refer to MAC in Appendix B
a. Removal.
Hydraulic fluid (Dexron III) is TOXIC. Wear
protective goggles and gloves; use only in
well-ventilated area; avoid contactwith skin,
eyes, and clothes. Skin and clothing that come
in contact with hydraulic oil should be washed
immediately. Saturated clothing should be
removed immediately. Failure to comply may
result in injury to personnel.
NOTE
Tag all hoses, tubes, and wires and note
their positions before removal.
Remove cable ties as necessary.
Ensure all hoses, wires, and tubes are
disconnected and clear before removal.
Cap and plug all tubes, hoses, and fittings
upon removal.
(1)
Place drain pan, and remove three hydraulic lines (1), two self-locking nuts (2), four washers (3), and two bolts (4)
and remove bypass solenoid (5) from bracket (6). Discard self-locking nuts.
Change 1