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TM 5-2420-222-20-3
PRESSURE CONTROL VALVE
This task covers:
a.
Removal (page 2-1200)
e.
Repair (page 2-1206)
b.
Disassembly (page 2-1202)
f.
Assembly (page 2-1206)
c.
Cleaning (page 2-1204)
g.
Installation (page 2-1208)
d.
Inspection/Replacement(page 2-1205)
h.
Adjustment (page 2-1210)
INITIAL SETUP
Tools
Tools - Continued
Caliper, micrometer, outside,
Wrench, open-end, 1 1/4-inch (two required)
0 to 1-inch
Wrench, open-end, 1 3/8-inch
Caps, vise jaw (pair)
Wrench, torque, 1/2-inch drive,
Compressor, reciprocating air
0 to 150 foot-pound capacity
Extension, 3/8-inch drive, 5-inch
Fitting kit, tube and pipe
Materials/Parts
Gage, multi-range, pressure
Gun, air blow
Lockwasher, valve screw (three required)
Handle, ratchet, 3/8-inch drive
Packing, adapter union-to-valve
Hose, air compressor
Packing, connector-to-valve
Knife, pocket
Packing, elbow-to-valve
Pan, drain
Packing, plug-to-pump
Pliers, long roundnose
Packing, plug-to-valve
Press, arbor
Packing, plug-to-valve
Remover and installer, 0.250-inch
Packing, valve-to-transmission case
outside diameter
Packing, valve-to-transmission case
Socket, 3/8-inch drive, 1/2-inch
Solvent, drycleaning (item 28, Appendix C)
Socket, 3/8-inch drive, 9/16-inch
Tags, marking (item 30, Appendix C)
Tester, spring, 4 to 400-pound
capacity
Personnel Required
Thread set, pipe
Vise, machinist’s
Two
Universal-joint, 3/8-inch drive
Wrench, open-end, 9/16-inch
Equipment Condition
Wrench, open-end, 7/8-inch
Wrench, open-end, 1-inch
Right side grille removed
Wrench, open-end, 1 1/16-inch
(TM 5-2420-222-10)
ACTION
LOCATION
ITEM
REMARKS
REMOVAL
1.
Loader backhoe
Hydraulic oil filter
Remove (page 2-1217).
relief valve
2-1200
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