TM 5-6675-319-14
Table 2-2. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ROLLERS DO NOT ROTATE WHEN DRIVE SWITCH IS TURNED ON.
Step 1.
Check that circuit breaker is on.
( a ) I f c i r c u i t b r e a k e r i s o n , p r o c e e d t o s t e p 2.
( b ) I f c i r c u i t b r e a k e r i s o f f , t u r n o n c i r c u i t b r e a k e r .
Step 2.
Check motor SPEED control setting.
(a) If SPEED control setting is correct, proceed to step 3 .
(b) If SPEED control setting is too low, rotate SPEED control
c l o c k w i s e .
Step 3.
Check that toothed gears on rack assemblies are properly meshed.
( a ) I f g e a r s a r e a l i n e d c o r r e c t l y , p r o c e e d t o s t e p 4 .
( b ) I f g e a r s a r e m i s a l i n e d , r e p o s i t i o n r a c k a s s e m b l i e s .
Step 4.
Check that drive chain is properly positioned.
( a ) I f d r i v e c h a i n i s m i s a l i n e d , r e p o s i t i o n d r i v e c h a i n.
( b ) I f m a l f u n c t i o n p e r s i s t s , r e f e r t o o r g a n i z a t i o n a l m a i n t e n a n c e.
2-51
