C1, TM 9-1240-318-35
Section III. REPAIR OF INSTRUMENTS LIGHT, M52E1
d. Check lamp.
a. General inspection procedures, outlined in
e. Inspect threads on light adapter.
light. In addition, inspect the rheostat knob to ensure
that it rotates freely with no binding and that illumination
changes as the rheostat is turned.
b. Inspect the general appearance; painted
surfaces should not have bare spots or scratches
a. Replace lamp and batteries if defective.
exposing bare metal. There will be no evidence of
corrosion on any part.
b. Refer to TM 9-254, general maintenance
procedures, to repair bent or damaged surfaces. If
c. Inspect the batteries and contacts that they are
damaged beyond repair replace the instrument light.
free from corrosion. Check batteries.