TM 55 - 1520 - 240 - T
7-1.3 FLIGHT CONTROL HYDRAULIC SYSTEM VISUAL CHECK (Continued)
TASK
RESULT
21.
Check both sides of No. 1 power control
If module (28) is loose or damaged, tighten or re-
module (28).
place it as required. If any tube to module is loose
or damaged, tighten or replace it as required. If
any connector to module is loose or damaged,
tighten or replace it as required. If wiring to any
connector is damaged, repair or replace it as re-
quired.
22. Check filter change indicating button
(29) on two filters (30 and 31).
22.1 Check reading on accumulator gags
(31A).
23. Check No. 1 flight control reservoir
cooler (32).
If either button (29) is extended, go to task 7-1.6.
Gage (31A) reading should be within limits shown
on service chart in TM 55-1520-240-23. If it is
not, service accumulator. Refer to TM 55-1520-
240-23. If reading still not correct, replace accu-
mulator.
If cooler (32) is loose or damaged, tighten or re-
place it as required. If any tube to cooler is loose
or damaged, tighten or replace it as required. If
any connector on cooler is loose or damaged,
tighten or replace it as required. If wiring to any
connector is damaged, repair or replace it as re-
quired.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Forward Work Platforms Closed
Left Aft Transmission Access
Door Closed
Forward Transmission Drip Pan
Installed
24. Check duct (33).
If duct (33) is loose or torn, tighten or replace it as
required.
25. Check No. 1 flight control cooling fan
If fan (34) is loose or damaged, tighten or replace
(34).
it as required, If fan screen is clogged, clean it. If
connector to fan is loose or damaged, tighten or
replace it as required. If wiring to connector is
damaged, repair or replace it as required.
7-1.3
END OF TASK
7 - 1 2
Change 1
