TM 5-3610-253-14
Table 5-23. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
ERROR MESSAGE 81 - Cont
Step 3.
Visually check ribbon cable between circuit boards IAR and AR and
check continuity on all pins.
(a) If ribbon cable is defective, replace ribbon cable
(b) If ribbon cable is not defective, proceed to step 4.
Replace circuit board IAR (paragraph 5-40.28).
Step 4.
If malfunction persists, proceed to step 5.
Step 5.
Replace circuit board AR (paragraph 5-40.28).
If malfunction persists, refer to electrical and electronic
schematics for fault isolation.
3.
ERROR MESSAGE 82.
During activation of locking valve (M1) solenoid (Y315), control transistor
on card IAR does not function.
Step 1.
Visually check ribbon cable between circuit boards IAR and AR and
check continuity of all pins.
(a) If ribbon cable is defective, replace ribbon cable
(b) If ribbon cable is not defective, proceed to step 2.
Step 2.
Replace circuit board IAR (paragraph 5-40.28).
If malfunction persists, proceed to step 3.
Step 3.
Replace circuit board AR (paragraph 5-40.28).
If malfunction persists, refer to electrical and electronic
schematics for fault isolation.
