TM 5-6675-319-14
Table 9-2. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WARNING
Death or serious injury may occur if safety precautions are not observed
while working on energized equipment.
Voltages in excess of 10 kV are
present when the MASTER POWER switch is on.
1.
NO POWER ON INDICATION.
Step 1.
Check position of MASTER POWER switch.
(a) If turned on, proceed to step 2 .
(b) Turn on MASTER POWER switch.
Step 2.
Visually inspect main power fuse for broken filament.
( a ) I f f i l a m e n t i s i n t a c t , p r o c e e d t o s t e p 3.
(b) Replace main power fuse (paragraph 9-10.3).
Step 3. Check position of circuit breaker on power panel.
(a) If turned on, proceed to step 4 .
( b ) T u r n o n c i r c u i t b r e a k e r.
Step 4.
Check power panel indicators for correct voltage, frequency, and
phase.
( a ) I f v o l t a g e , f r e q u e n c y a n d p h a s e a r e c o r r e c t , r e f e r to
organizational maintenance.
( b ) I f v o l t a g e , f r e q u e n c y , a n d p h a s e a r e i n c o r r e c t , n o t i f y p o w er
s u p p l y s u p e r v i s o r.
2.
NO APL OPERATION. MACHINE WORKS NORMALLY IN SINGLE-PRINT OPERATION.
Step 1.
Check position of LIFTER POWER switch.
(a) If LIFTER POWER switch is turned on, proceed to step 2.
(b) Turn on LIFTER POWER switch.
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