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TM 5-2420-222-20-3
HYDRAULIC EARTH DRILL MOUNTING ADAPTER - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
CLEANING - CONTINUED
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 100°F to 138°F (38° to 59°C). 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.
8.
Adapter tube (1)
a.
Using clean rags dampened in dry-
and adapter (2)
cleaning solvent, wipe clean.
b.
Using clean, dry rags, wipe dry.
9.
All other 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.
10.
All threaded parts
Look for damaged threads.
11.
All metal parts
Look for cracks, breaks, and abnormal bends.
ASSEMBLY
12.
Adapter (2)
Chain (3)
Place in position.
13.
Linch pin (4)
Push in and latch.
14.
Adapter tube (1)
Push in.
15.
Adapter (2) and
Bolt (5) and
Screw together and tighten using two
adapter tube (1)
new locknut (6)
9/16-inch open-end wrenches.
INSTALLATION
16.
Boring head (7)
Adapter tube (1)
Place in position.
with assembled parts
2-1864
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