TM 5-3805-294-10
OPERATOR MAINTENANCE
AIR CONDITIONER DOES NOT OPERATE
INITIAL SETUP:
Equipment Condition
References
Machine safely parked and shut down.
TROUBLESHOOTING PROCEDURE
Table 1. Air Conditioner Does Not Operate.
Test or Inspection
Corrective Action
Malfunction
1.
Remove F15 AIRCON 5A
1.
Air Conditioner and
Heater 5A Fuse
fuse. (WP 0084)
Blown.
2.
Visually inspect F15 AIRCON
1.
If fuse blown, replace F15
5A fuse for blown fuse.
AIRCON 5A fuse. (WP 0084)
2.
If fuse not blown, proceed to
Malfunction 2.
1.
Remove F3 HEATER 20A
2.
Air Conditioner and
Heater 20A Fuse
fuse. (WP 0084)
Blown.
2.
Visually inspect F3 HEATER
1.
If fuse blown, replace F3
20A fuse for blown fuse.
HEATER 20A fuse.
2.
If fuse not blown, proceed to
Malfunction 3.
1.
Remove fresh air filter.
3.
Fresh Air Filter
Clogged or
Damaged.
2.
Visually inspect fresh air filter
1.
If clogged, service fresh air
and housing for clog and
filter and housing. (WP 0089)
damage.
2.
If damaged, notify Field
Maintenance.
3.
If not clogged and not
damaged, proceed to
Malfunction 4.
0045-1