TM 1-1520-238-23
1-188
1.55.
WARM-UP/DE-ICE OF ENGINE LOAD DEMAND SPINDLE (LDS) CABLES – continued
b. Apply external power - hydraulic (primary)
(para 1.72) or operate APU (para 1.74).
c. Enter pilot station (para 1.56). Observe all
safety precautions.
CAUTION
If attempted cable movement in step d
shows evidence of bending, bowing, or
other distortion of the LDS bellcrank and/
or cable support, remove power and per-
form step f.
d. Slowly move pilot collective stick (1) approxi-
mately 2 inches and have observer verify
movement of forward LDS cables (2).
e. If LDS cables (2) move freely, no further action
is required.
f. If LDS cables (2) do not move, repeat steps a
thru d with emphasis on de-icing LDS forward
cables. LDS cables should feel warm to the
touch. If cables do not move on second at-
tempt, perform inspection and LDS rigging
check (para 4.184).
g. Remove heater.
h. Remove external power – hydraulic (primary)
(para 1.72) or shutdown APU (para 1.74).
i. Inspect (QA).
j. Install access panel L200 or R200 (para 2.2).
END OF TASK
1
PILOT STATION
M04-4559-2
2
M04-4559-3
