UNIT TROUBLESHOOTING. - Continued
Table 4-2. Unit Troubleshooting
TEST OR INSPECTION
ISLATROL CONTROL BOX ASSEMBLY DOES NOT ALLOW PRINTING PRESS TO OPERATE.
Test line terminal board for 208 ± 10 Vac on each phase (A, B, C). (Refer to paragraph 4-12.)
If correct voltage is present, continue with Step 2. If not, check printing press circuit breaker. (Refer to TM
If circuit breaker is good, notify Depot Maintenance.
Test load terminal board for 208 ± 10 Vac on each phase (A, B, C). (Refer to paragraph 4-12.)
If correct voltage is present, test printing press. (Refer to TM 5-3610-304-20.)
If not, replace islatrol control box. (Refer to paragraph 4-12.)
CARGO DOOR VENT ASSEMBLY FAILS TO STAY OPENED OR CLOSED WHEN REQUIRED.
Check for loose or missing hardware on door latches or for broken latches.
Tighten or replace hardware.
Replace door latch. (Refer to paragraph 4-13.)
Check for broken door spring.
Remove and replace door spring. (Refer to paragraph 4-13.)