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TM 5-2420-222-20-3
BACKHOE CONTROL VALVE-TO-MANIFOLD BLOCK OIL LINES - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL - CONTINUED
5.
Straight adapter (1)
Hose (2)
a.
Place drain pan underneath.
b.
Using 7/8-inch and 1-inch open-end
wrenches, unscrew and take out.
c.
Tag (page 2-137).
6.
Manifold block (3)
Straight adapter (1)
a.
Using 7/8-inch open-end wrench, un-
with assembled
screw and take out.
packing (4)
b.
Plug manifold block (3) (page 2-137).
c.
Get rid of drained fluid (page 2-137).
7.
Straight adapter (1)
Packing (4)
a.
Using pocket knife, take off.
b.
Get rid of.
CLEANING
NOTE
For more information on how to clean parts, go to General Maintenance Instructions (page 2-137).
8.
Hose (2)
a.
Using clean rags dampened in solution
of detergent and water, wipe clean.
b.
Rinse with clean water.
c.
Using clean, dry rags, wipe dry.
WARNING
Drycleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and
gloves and use only in a well ventilated area. Avoid contact with skin, eyes, and
clothes and don’t breathe vapors. Do not use near open flame or excessive heat.
The flashpoint is 1000F to 1380F (380 to 590C). If you become dizzy while using
cleaning solvent, get fresh air immediately and get medical aid. If contact with
eyes is made, wash your eyes with water and get medical aid immediately.
9.
All metal parts
a.
Clean in drycleaning solvent.
b.
Using clean dry rags, wipe dry.
INSPECTION/REPLACEMENT
NOTE
For more information on how to inspect parts, go to General Maintenance Instructions (page 2-
137).
Replace defective parts as needed.
2-1560
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