TM 5-6675-319-14
Table 9-5. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
FILTER ASSEMBLY AND NEGATIVE CARRIER DO NOT MOVE WHEN NEGATIVE CARRIER SWITCH
IS TURNED ON.
Check negative carrier hood switch S111 for continuity.
I f c o n t i n u i t y i s n o t p r e s e n t,
replace negative carrier hood switch
S111 (paragraph 9-20.19).
3.
NO PMT METER INDICATION IN TEST MODE; HOWEVER, PRINTER APPEARS TO FUNCTION
NORMALLY.
Step 1.
Check PMT meter 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) If continuity is not present, replace PMT meter (paragraph
9 - 2 0 . 1 1 ).
Step 2.
Check continuity of choke L102.
I f c o n t i n u i t y i s n o t p r e s e n t ,
replace choke L102 (paragraph 9-20.10),
4.
PMT METER READING DOES NOT VARY WHEN SENSITIVITY CONTROL IS ADJUSTED.
Step 1.
Check output of PMT.
( a ) I f o u t p u t i s c o r r e c t , p r o c e e d t o s t e p 2.
( b ) I f o u t p u t i s i n c o r r e c t,
replace PMT (paragraph 9-20.20).
Step 2.
Check continuity of mercury switch S109.
( 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 3.
9-113
