TM 55-1520-240-23-7
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REPLACE AFT ROTOR SHAFT MAIN OIL PRESSURE SWITCH
(Continued)
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INSTALL SWITCH
Oil (E254) is toxic. It can irritate skin
and cause burns. Avoid inhaling. Use
only with adequate ventilation. Avoid
contact with skin, eyes, or clothing.
In case of contact, immediately flush
skin or eyes with water for least 15
minutes. Get medical attention for
eyes.
5.
Coat packing (4) and thread of switch (2) with
oil (E254).
6.
Install packing (4) on switch (2).
7.
Install switch (2) in bushing (3). Torque switch to
80 inch-pounds.
8.
Lockwire switch (2) to bushing (3). Use lockwire
(E231).
9.
Connect electrical connector (1) to switch (2).
INSPECT
FOLLOW-ON MAINTENANCE:
Close aft left work platform (Task 2-2).
Perform operational check (TM 55-1520-240-T).
END OF TASK
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