TM 1-1520-238-23
4-454
4.142.
NO. 1 AND NO. 2 ENGINE POWER CONTROL SPINDLE GEARBOX BASEPLATE
REMOVAL/INSTALLATION continued
4.142.4. Cleaning
a. Clean exposed HMU (para 1.47).
4.142.5. Inspection
a. Check exposed HMU for bent shafts or
cracked shaft splines. None allowed.
b. Check exposed HMU for corrosion (para 1.49).
4.142.6. Installation
a. Install baseplate (1) on HMU (2). Torque bolt (3)
to 60 INCH-POUNDS.
(1) Aline baseplate (1) with face of HMU (2).
(2) Install bolt (3) and washer (4).
(3) Torque bolt (3) to 60 INCH-POUNDS. Use
torque wrench.
b. Inspect (QA).
c. Install No. 1 engine power available spindle
gearbox (para 4.140).
d. Install No. 2 engine power available spindle
gearbox (para 4.141).
e. Perform power plants maintenance operation-
al check (engine No. 1 and engine No. 2)
(TM 1-1520-238-T).
f. Secure access doors LN1 or RN1 (para 2.2).
END OF TASK
M04-2311-2
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