TM 55-2840-254-23
2-21 CLEAN COMPRESSOR HOUSING
2-21
INITIAL SETUP
Applicable Configurations:
All
Tools:
Powerplant Mechanic’s Tool
NSN 5180-00-323-4944
Goggles
Compressed Air Source
Fiber Brush
Materials:
Dry Cleaning Solvent (E17)
Gloves (E20)
Personnel Rewired:
Ignition Exciter Removed (Task 7-11)
Oil Filler Assembly and Oil Filler Strainer Re-
moved (Task 8-16) (Upper Compressor
Housing Only)
Starter Drive Assembly Removed (Task 5-12)
(Upper Compressor Housing Only)
Kit,
Main Fuel Filter and Bracket Removed
(Task 6-29)
Dual Chip Detector Removed (Task 8-28)
(Lower Compressor Housing Only)
Fuel Boost Pump Assembly Removed
(Task 6-9) (Lower Compressor Housing
Only)
Tube Assembly (Inlet Housing to Main Oil
Pump Removed (Task 8-50) ( Lower
Compressor Housing Only)
Main Oil Pump and Scavenqe Oil Screen Re-
68B10 Aircraft Powerplant Repairer
moved (Task 8-1 ) (Lower Compressor
Housing Only)
Equipment Condition:
Fuel Control Removed (Task 6-1) ( Lower
Engine Oil System Drained (Task 1-75)
Compressor Housing Only)
Oil Cooler Assembly Removed (Task 8-5)
Accessory Gearbox Removed (Task 5-1)
In-Line Fuel Filter Assembly Removed
(Lower Compressor Housing Only)
(Task 6-36)
Interstage Air-Bleed Actuator Removed
(Task 2-1)
Compressor Bleed Band Removed (Task
2-9)
Compressor Housing Removed (Task 2-19
or 2-20)
General Safety Instructions:
Dry cleaning solvent (E17) is flammable
and toxic. It can irritate skin and cause
burns. Use only in well-ventilated area,
away from heat and open flame. In case
of contact, immediately flush skin or
eyes with water for at least 15 minutes.
Get medical attention for eyes.
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