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TM 5-2420-222-20-3
MANIFOLD BLOCK-TO-CROWD CYLINDER OIL LINES (SERIAL NUMBERS 319995 THRU 342573 ONLY) -
CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL - CONTINUED
5.
Boom (1) and two
Two screws (3) and
a.
Using 9/16-inch, 1/2-inch drive
clamps (2)
special nuts (4)
socket, ratchet handle, and 9/16-inch
box wrench, unscrew and take apart.
b.
Get rid of special nuts (4).
6.
Boom (1) and
Two clamps (2)
Take off.
hose (5)
7
.Nine hoses
Band (14)
a.
Using diagonal-cutting pliers, cut off.
(5 thru 13)
b.
Get rid of.
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.
NOTE
If manifold block-to-rod end crowd cylinder oil line is being removed, skip steps 8 thru 15.
8.
Tube(15)
Hose (5)
a.
Place drain pan underneath.
b.
Using two 1-inch open-end wrenches,
unscrew and take out.
c.
Tag (page 2-137).
9.
Connector (16)
Tube (15)
a.
Note relative position for proper
placement during installation.
b.
Slide 1-inch box wrench on.
c.
Using 1-inch box wrench, unscrew and
take off.
NOTE
Crowd cylinder must be disconnected to remove connector from cylinder. Do not remove
connector unless inspection shows need for replacement. It connector is not being removed, skip
steps 10 thru 15.
2-1580
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