TM 5-3610-285-14
Table 2-4. ORGANIZATIONAL TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
(e)
Press master power switch on.
(f)
Press manual exposure switch on, and observe LEDs 3 and 4 on 3kW power supply board.
(1)
If either or both LEDs are lit, refer to direct/general support maintenance.
(2)
If both LEDs are off, proceed to step 2.
WARNING
You must stand on rubber matting before performing this procedure. Death or serious
injury may occur.
Step 2.
Check for 220 V ac across power factor capacitors as follows:
(a)
Turn off power panel circuit breaker.
(b)
Remove two screws and lower cabinet panel.
(c)
Place magnet on lower cabinet door to activate proximity switch.
(d)
Connect multimeter leads across two wires on any one capacitor.
WARNING
Electrical shock hazard. You must stand on rubber matting as a protective measure
before performing this procedure.
(e)
Turn on power panel circuit breaker.
(f)
Press master power switch on.
(g)
Press manual exposure switch on and observe voltage reading on multimeter.
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