TM 5-3610-253-14
Table 5-23. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. ERROR MESSAGE 85 OR 86 - Cont
Check adjustment of gear limit switches.
Step 2.
(a) Adjust gear limit switches (paragraph 5-40.58).
(b) If problem is not corrected, proceed to step 3.
Step 3.
Check adjustment of light barrier.
(a) Adjust light barrier (paragraph 5-40.62).
(b) If problem is not corrected, proceed to step 4.
Step 4.
Replace HK circuit board (paragraph 5-40.31).
If problem is not corrected, proceed to step 5.
Step 5.
Replace IAR circuit board (paragraph 5-40.28).
If malfunction persists, proceed to step 6.
Step 6.
Replace AR circuit board (paragraph 5-40.28).
If malfunction persists, proceed to step 7.
Replace KK circuit board (paragraph 5-40.31).
Step 7.
If malfunction persists, proceed to step 8.
Replace LS circuit board (paragraph 5-40.52).
Step 8.
If malfunction persists, refer to electrical and electronic
schematics for fault isolation.
5-486
