TM 9-2320-269-20-2
DERRICK OPERATOR'S FLOW CONTROL VALVE - TO - DERRICK OPERATOR'S CONTROL VALVE HOSE
ASSEMBLY - CONTINUED
ACTION
LOCATION
ITEM
REMARKS
REMOVAL CONTINUED
1.
Flow control valve
Tee-to-tee
a. Position pail to catch hydraulic fluid.
tee (1) to control
hose assembly (3)
b. Using 718-inch and 1-inch wrenches,
valve tee (2)
unscrew and take off.
c.
Dispose of drained fluid.
CLEANING
WARNING
Solvent burns easily. Solvent fumes can explode. Do not smoke or allow open flame
nearby when using solvent. Failure to observe these precautions could cause serious
injury or death.
NOTE
For more information on how to clean parts, go to General Maintenance Instructions
(page 2-142).
2.
All metal parts
a. Clean in drycleaning solvent.
b.
Wipe dry with clean, dry rags.
3.
Hose assembly (3)
a. Clean in clean soapy water.
b.
Rinse in clean water.
c.
Wipe connectors clean with clean rags
dampened in drycleaning solvent.
d.
Wipe dry with clean, dry rags.
INSPECTION/REPLACEMENT
NOTE
For more information on how to inspect parts, go to General Maintenance Instructions
(page 2-142).
Replace damaged or defective parts as necessary.
4.
Hose assembly (3)
a. Look for cracks, breaks, tears, and
b.
Look for loose connectors.
c.
Look for damaged threads.
5.
All threaded parts
Look for stripped and gouged threads.
2-1130
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