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TM 9-2350-287-20-2
18-11. APU PRIMARY AND SECONDARY FUEL FILTERS REPLACEMENT (continued).
13.
Disconnect APU fuel return hose (35) at quick-disconnect coupling half (37) from injection pump (27).
14.
Remove hose (35) from elbow (34).
15.
Remove elbow (34) from bulkhead,
16.
Remove quick-disconnect coupling half (37) and adapter (36) from hose (35).
WARNING
Drycleaning solvent (PD-680) is toxic and flammable. Always wear protective goggles
and gloves, and use only in a well-ventilated area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO NOT use near open flames or excessive heat.
NOTE
Apply Teflon tape to all male threads of items being installed.
c.
ASSEMBLY
1.
Clean all threads using drycleaning solvent.
2.
Install quick-disconnect coupling half (37) and adapter (36) on APU fuel return hose (35).
18-28
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