TM 55-1520-240-23-8
10-37
FLUSHING ENGINE FUEL SYSTEM
(Continued)
10-37
22.
Remove ac electrical power and hydraulic power
from helicopter (Tasks 1-37 and 1-38).
23.
Disconnect drain line (10) from fuel hose (8) on
each engine.
24.
Remove cap from valve nipple (9). Install fuel
hose (8) on nipple on each engine.
25.
Disconnect drain line (6) from nipple (7) on each
engine.
26.
Install starting fuel tube (2) on each engine (TM
55-2840-254-23).
27.
Disconnect four grounding wires (12) from
grounded container (11).
28.
Remove, clean and install fuel control unit filters
on each engine (TM 55-2840-254-23).
29.
Remove, clean and install element of in-line fuel
filter on each engine (TM 55-2840-254-23).
30.
Clean up any spilled fuel. Use cloths (E135).
INSPECT
FOLLOW-ON MAINTENANCE:
Close engine access cover (Task 4-50).
Close engine work platform (Task 2-2).
END OF TASK
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