TM 55-1520-240-T
6-2.3
TRANSMISSION CHIP DETECTORS AND DEBRIS SCREENS OPERATIONAL CHECK (Continued)
6-2.3
TASK
RESULT
CHECK AFT SHAFT CHIP DETECTOR INSTALLATION
55.
Remove aft shaft chip detector plug (36) and inspect
it. (Refer to TM 55-1520-240-23.)
56.
Connect connector to aft shaft chip detector plug
(36).
57.
Place a jumper wire between tip of plug (37) and edge
XMSN CHIP DET (Without 74 ) XMSN CHIP DETR (With
of plug (36).
74 ) capsule (9) shall come on. AFT SHAFT TRANSMIS-
SION CHIP DETECTOR indicator (38) shall change to
black-and-white fan. If capsule (9) does not come on or
indicator (38) is still black, go to Task 6-2.22.
58.
Remove jumper wire. Install aft shaft chip detector
XMSN CHIP DET (Without 74 ) XMSN CHIP DETR (With
plug (36).
74 ) capsule (9) shall go out.
59. Set GND switch (6) to RESET, then to GND.
Indicator (38) shall change to all-black.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Battery disconnected.
Electrical power off.
Forward drip pan installed.
Aft transmission baffles closed.
Pylon lower fairing closed.
Pylon hinged fairing closed.
Pylon right work platform closed.
Engine transmission fairings installed.
Engine air inlet screens installed.
END OF TASK
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