4-42
TM 5-6675-31614
Table 4-3. ORGANIZATIONAL TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
LIGHT GRID, FAN MOTOR, AND CARRIAGE CLUTCH SWITCHES ARE INOPERATIVE.
WARNING
Death or serious injury may occur from electrical shock unless power cord
is unplugged before servicing the split-stage light table.
Step 1.
Remove two quick-disconnect screws and remove
panel.
Step 2.
Perform continuity check for ON/OFF switch at
If no continuity is present, replace ON/OFF
4-16.1).
cover from power
terminal board.
switch (paragraph
2.
LIGHT GRID INTENSITY WILL NOT CHANGE.
Perform continuity check for potentiometer.
(a) If no continuity is present, replace potentiometer (paragraph
4-16.2).
(b) Notify direct support maintenance for reversal of dimmer card
connector or replacement of dimmer circuit card.
3. ONLY ONE LIGHT GRID LIGHTS.
Inspect connections to light grid.
(a) Tighten loose connections.
(b) Notify direct support maintenance for replacement of dimmer
circuit card.
4.
FAN MOTOR WILL NOT RUN.
LIGHT GRIDS AND CLUTCHES WORK.
Notify direct support maintenance for replacement of fan.
