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TM 5-2420-222-20-3
BACKHOE CONTROL VALVE-TO-BACKHOE STABILIZER CYLINDER OIL LINES - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL
WARNING
Do not attempt to disconnect hydraulic lines and fittings while engine is running or
before hydraulic system pressure has been released. When engine is running,
hydraulic system is under pressure. Hydraulic system pressure should be 0 psi (0 kPa)
before lines are disconnected. A line or fitting disconnected under pressure will blow
off with a lot of force and could cause serious injury to personnel.
Be careful when draining hot fluids. Wear gloves to protect your hands from hot parts
and fluids or severe burns could result.
1.
Union adapter (1)
Hose (2)
a.
Place drain pan underneath.
b.
Using 11/16-inch and 7/8-inch open-
end wrenches for right side, or 7/8-
inch and 1-inch open-end wrenches for
left side, unscrew and take out.
2.
Union adapter (1)
Nut (4)
Using two 718-inch open-end wrenches,
and swing
loosen.
cylinder (3)
3.
Swing cylinder (3)
Union adapter (1)
a.
Note relative position for proper
with assembled parts
placement during installation.
b.
Using 7/8-inch open-end wrench,
unscrew and take out.
c.
Plug cylinder (3) (page 2-137).
2-1637
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