TM 55-1520-240-T
5-2.2 ROTOR BLADE TRACKING AND BALANCING SYSTEM VISUAL CHECK
5-2.2
INITIAL SETUP
Applicable Configurations:
All
Tools:
Electrical Repairer’s Tool Kit,
NSN 5180-00-323-4915
Materials:
None
Personnel Required:
Aircraft Electrician
References:
TM 55-1520-240-23
Equipment Condition:
TM 55-1520-240-23:
Battery Disconnected
Electrical Power Off
Hydraulic Power Off
Forward Transmission Left Work Platform Open
Pylon Left Work Platform Open
Tracking Targets Installed (Only when tracking
with Strobex).
Accelerometer Blocks Installed
TASK
RESULT
1.
Check foward accelerometer connector (1).
If connector (1) is loose or damaged, tighten or re-
place connector. If wires to connector are damaged,
repair or replace as required.
2. Check magnetic phase detector (2).
If detector (3) is loose or damaged, tighten or re-
place it as required. If connector is loose or dam-
aged, tighten or replace it as required. If wires to
connector are damaged, repair or replace as re-
quired.
3. Check aft accelerometer connector (3).
If connector (3) is loose or damaged, tighten or re-
place connector. If wires to connector are damaged,
repair or replace as required.
4. Check cabin BLADE TRACK receptacle (4).
If receptacle (4) is loose or damaged, tighten or re-
place it as required.
5. Check connectors on vibrex or helitune equipment.
If connectors are loose or damaged, tighten or re-
place them as required.
FOLLOW-ON MAINTENANCE:
TM 55-1520-240-23:
Forward transmission left work platform closed.
Pylon left work platform closed.
END OF TASK
Change 10
5-7
