TM 9-4120-370-14
TO 35E9-229-1
TABLE 3-1. TROUBLESHOOTING (cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Step 1. Check that all doors, windows, and other openings in the room or enclosure are tightly closed.
Tightly close all openings.
If control panel is remotely located, check to be sure that the sensing bulb is not near a light bulb or some
Step
type of heat producing equipment.
Turn off or move heat source.
Step
Check operation of TEMPerature control thermostat.
Set control to fully INCREASE; then, if condition improves, adjust properly.