TM 1-1520-238-23
6-574
6.139.
TAIL ROTOR GEARBOX ACCELEROMETER REMOVAL/INSTALLATION – continued
6.139.6. Installation
a. Install accelerometer (1) on gearbox (2).
Torque accelerometer (1) to 23 INCH-POUNDS.
(1) Install accelerometer (1) in gearbox (2) re-
cess.
(2) Torque accelerometer (1) to 23 INCH-
POUNDS. Use torque wrench.
(3) Apply bead of sealant around base of accel-
erometer (1). Use brush (item 34, App F) and
sealing compound (item 176, App F).
(4) Allow sealant to air dry 1 HOUR at room tem-
perature.
(5) Attach accelerometer harness connector P58
(3) to accelerometer (1).
b. Inspect (QA).
c. Install access fairing L546 (para 2.2).
d. Perform drive system vibration maintenance
operational check (TM 1-1520-238-T).
END OF TASK
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M04-3881-2
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