TM 11-6660-200-14
5-30.
TRANSMITTER VANE FRICTION TEST.
TOOLS:
Calibrator weight, 12.3-gram
Cellulose tape (item 6, app E)
NOTE
Transmitter balance must be ensured before performing this test (para 5-29).
1.
Mount transmitter vertical support horizontally in a vise.
2.
Using tape, secure 12.3-gram weight to end of vane tail.
3.
Turn transmitter vane clockwise until horizontal and release.
4.
Turn transmitter vane counterclockwise until horizontal and release.
NOTE
When released, vane tail must fall to bottom of arc for each test.
If transmitter does not meet the above requirements, excessive friction exists. Refer to a higher category of
maintenance.
5-40
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