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TM 5-2420-222-20-3
JAW CONTROL (DIRECT LINEAR) VALVE-TO-MANIFOLD BLOCK OIL LINES
ACTION
LOCATION
ITEM
REMARKS
This task covers:
a.
Removal (page 2-1513)
c.
Inspection/Replacement (page 2-1517)
b.
Cleaning (page 2-1516)
d.
Installation (page 2-1517)
INITIAL SETUP
Tools
Materials/Parts
Handle, ratchet, 3/8-inch drive
Band
Knife, pocket
Detergent, GP (item 7, Appendix C)
Pan, drain
Lockwasher, clamp screw
Pliers, diagonal-cutting
Nut, special (two required)
Pliers, slip-joint
Packing elbow (two required)
Socket, 3/8-inch drive, 9/16-inch
Rags, wiping (item 21, Appendix C)
Wrench, box, 9/16-inch
Solvent, dry-cleaning (item 28, Appendix C)
Wrench, open-end box, 7/16-inch
Tags, marking (item 30, Appendix C)
Wrench, open-end, 5/8-inch
Wrench, open-end, 11/16-inch
Personnel Required
Wrench, open-end, 3/4-inch
Wrench, open-end, 13/16-inch
One
Wrench, open-end, 7/8-inch
ACTION
LOCATION
ITEM
REMARKS
NOTE
Both jaw control (direct linear) valve-to-manifold block oil lines are maintained the same way except as
noted. Oil line to jaw cylinder rod end is shown. Repeat procedures as needed for oil line to jaw
cylinder head end.
REMOVAL
1. Loader backhoe
Boom, dipperstick,
a.
Extend as far as possible
and bucket
(TM 5-2420-222-10).
b.
Lower to ground so that boom and
dipperstick are horizontal
(TM 5-2420-222-10).
2.
Hydraulic system
Release pressure (page 2-1191).
2-1513
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