TM 5-6675-319-14
Table 9-4. ORGANIZATIONAL TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WARNING
Death or serious injury could result by failure to observe this warning.
Voltages in excess of 10 kV are present when the MASTER POWER switch is on.
Observe safety precautions if work must be performed on energized equipment.
1.
POWER ON LAMP DOES NOT ILLUMINATE.
Step 1.
Check main power fuse for continuity.
( a ) I f c o n t i n u i t y i s p r e s e n t , p r o c e e d t o s t e p 2.
( b ) I f c o n t i n u i t y i s n o t p r e s e n t , r e f e r t o d i r e c t / g e n e r a l s u p p o rt
maintenance.
Step 2.
Check for the presence of 120 V ac at P101; output side of constant
voltage transformer.
(a) If 120 V ac is present, proceed to step 3.
( b ) I f 1 2 0 V a c i s n o t p r e s e n t , r e f e r t o d i r e c t / g e n e r a l s u p p o rt
maintenance.
Step 3.
Check MASTER POWER switch for continuity.
( a ) I f c o n t i n u i t y i s p r e s e n t , p r o c e e d t o s t e p 4.
(b) If continuity is not present, replace MASTER POWER switch
(paragraph 9-16.12).
Step 4.
Check continuity of elapsed time meter HM101.
( a ) I f c o n t i n u i t y i s p r e s e n t , p r o c e e d t o s t e p 5.
( b ) I f c o n t i n u i t y i s n o t p r e s e n t , r e p l a c e e l a p s e d t i m e m e t er
(paragraph 9-16.10).
9-78
