TM 55-2840-254-23
2-80.15 CLEAN CHECK VALVE (WATER WASH TEE TO INTERSTAGE AIR-BLEED
2-80.15
ACTUATOR P3 INLET)
INITIAL SETUP
Applicable Configurations:
All
Tools:
Powerplant Mechanic’s Tool Kit,
NSN 5180-00-3234944
Goggles
Compressed Air Source
Materials:
Dry Cleaning Solvent (E17)
Gloves (E20)
Personnel Required:
68B10 Aircraft Powerplant Repairer
Equipment Condition:
Off Engine Task
Check Valve (Air diffuser to interstage air-bleed
actuator P3 inlet) (Task 2-80.14)
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.
1. Wear gloves (E20). Clean check valve (1) and
reducer (2) using dry cleaning solvent (E17) and
brush.
When using compressed air for cleaning, use
approved protective equipment for eyes and
face. Do not use more than 30 psig air pres-
sure. Do not direct air toward yourself or
another person. Failure to comply could
result in injury to eyes or skin. In case of
injury, get medical attention.
2. Wear goggles. Blow dry check valve (1) and
reducer (2), using clean, dry compressed air.
FOLLOW-ON MAINTENANCE:
None
END OF TASK
2-556.42
Change 5
