TM 5-2420-230-24-1
(4)
Position bypass solenoid (5) on bracket (6)
and install two bolts (4), four washers (3), and
two new self-locking nuts (2).
(5)
Install three hydraulic lines (1) on bypass
solenoid (5).
f. Follow-On Maintenance.
(1)
Start engine and check for leaks
(2)
Perform service (Para 10-8) and pressure test
(Para 10-6) on valve block.
(3)
Functionally test FEL cylinders
(4)
Shut OFF engine (TM 5-2420-230-10).
(5)
If valve block was replaced, apply new valve
block labels (Para 13-13).
(6)
Install center dash panel (Para 12-23).
(7)
Install engine access panel (TM 5-2420-230-10).
(8)
Deleted.
END OF TASK
10-16. BACKHOE 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 (2)
Tools and Special Tools
References
Field maintenance, basic, Item 23, Appendix B
None
Pan, drain, Item 29, Appendix B
Tool kit, general mechanics, Item 38, Appendix B
Equipment Conditions
Equipment, suitable lifting
TM or Para
Condition Description
Backhoe swung to one side.
Hydraulic system pressure
Materials/Parts
Cap and plug set, Item 4, Appendix C
released.
O-ring, Item 144.1, Appendix D (32)
Air tank (20 L) removed.
O-ring, Item 153.1, Appendix D (7)
O-ring, Item 153.2, Appendix D (32)
Drawings Required
Parts kit, Item 168.2, Appendix D
TM 5-2420-230-24P Figure 173
Parts kit, Item 168.3, 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
Washer, lock, Item 280, Appendix D (4)
Change 1
