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 TM 55-1905-220-14-7
3-187. HYDRAULIC POWER UNIT, FILTER AND RETURN - MAINTENANCE INSTRUCTIONS.
This task covers:
a. Inspection
b. Replacement
c. Repair
INITIAL SETUP :
Test Equipment
References
None
None
Equipment
Special Tools
Condition Condition Description
Paragraph
None
3-190
Reservoir Drained
Material/Parts
Special Environmental Conditions
Filter element-
Do not drain oil into bilges. Use
NSN 4330-01-019-8959
the oil separation and recovery
Hydraulic fluid MIL-L-
system to collect drained oil.
17672 Type 211oTH or
2135-TH
Personnel Required
General Safety Instructions
1
Observe WARNINGS in this procedure.
LOCATION
ITEM
ACTION
REMARKS
To avoid possible injury, turn off all electrical
power and relieve hydraulic pressure.
INSPECTION
1. Hydraulic
a. Piping
Inspect for breaks,
Power
cracks, bends or
Unit
leaking.
b. Filter
Inspect for breaks,
cracks and leaking.
3-3089
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