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TM 5-2420-222-20-3
BACKHOE CROWD CYLINDER
This task covers:
a.
Removal (page 2-1741)
d.
Inspection/Replacement (page 2-1747)
b.
Disassembly (page 2-1744)
e.
Assembly (page 2-1748)
c.
Cleaning (page 2-1746)
f.
Installation (page 2-1749)
INITIAL SETUP:
INITIAL SETUP
Tools
Materials/Parts
Block, wood
Locknut, pin screw
Driftpin, brass-tipped, 3/4-inch
Nut, stop, pin screw
Hammer, ball-peen, 2-pound head
Packing, adapter-to-crowd cylinder
Handle, ratchet, 1/2-inch drive
Packing, connector-to-crowd cylinder
Knife, pocket
Rags, wiping (item 21, Appendix C)
Lifting equipment, 200-pound capacity
Solvent, drycleaning (item 28, Appendix C)
Pan, drain
Tags, marking (item 28, Appendix C)
Screwdriver, flat-tip, 1/4-inch
Socket, 1/2-inch drive, 3/4-inch
Personnel Required
Wrench, open-end, 7/16-inch
Wrench, open-end, 3/4-inch
One
Wrench, open-end, 1-inch
(two required)
Wrench, open-end, 1 1/4-inch
ACTION
LOCATION
ITEM
REMARKS
NOTE
Original equipment, crowd cylinders on loader backhoes with Serial Numbers
235786 thru 235999 are different from cylinders supplied on loader backhoes with
Serial Numbers 319995 thru 342573. Old style cylinder assemblies are not available
for replacement and must be replaced with new style when entire assembly is
replaced. All necessary fittings, tubes, and hardware items required for installation
are included with the new style crowd cylinder only when the old style crowd
cylinder part number is ordered. Both styles are shown.
2-1740
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