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TM 5-2420-222-20-3
BACKHOE CONTROL VALVE-TO-BACKHOE STABILIZER CYLINDER OIL LINES
This task covers:
a. Removal (page 2-1623)
c. Inspection/Replacement (page 2-1630)
b. Cleaning (page 2-1628)
d. Installation (page 2-1630)
INITIAL SETUP:
Tools
Materials/Parts - Continued
Handle, ratchet, 3/8-inch drive
Packing, adapter
Handle, ratchet, 1/2-inch drive
Packing, adapter
Knife, pocket
Packing, union adapter (two required)
Pan, drain
Packing, union adapter (two required)
Screwdriver, flat-tip, 1/4-inch
Rags, wiping (item 21, Appendix C)
Screwdriver, 3/8-inch drive, 9/16-inch
Solvent, dry-cleaning (item 28, Appendix C)
Screwdriver, 1/2-inch drive, 11/4-inch
Tags, marking (item 30, Appendix C)
Wrench, open-end, 9/16-inch
Wrench, open-end, 11/16-inch
Personnel Required
Wrench, open-end, 3/4-inch
Wrench, open-end, 7/8-inch
One
Wrench, open-end, 1-inch
(two required)
Equipment Condition
Wrench, open-end, 11/16-inch
Wrench, open-end, 1 1/8-inch
1.
Backhoe valve box cover removed
Wrench, open-end, 1 1/4-inch
(page 2-1157)
Wrench, open-end, 1 3/8-inch
2.
Hydraulic system pressure released
(page 2-1191)
Materials/Parts
Detergent, GP (item 7, Appendix C)
Lockwasher, clamp screw (two required)
ACTION
LOCATION
ITEM
REMARKS
NOTE
Right and left side backhoe control valve-to-backhoe stabilizer cylinder oil lines are maintained
the same way except as noted. Right side oil lines are shown. Repeat procedures as needed for
left side oil lines.
2-1622
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