TM 9-4520-271-14
0028 00
TESTING
Continued
6.
Ensure that all access doors are closed. Do not close control panel (2).
7.
Set MODE SWITCH (5) to VENT position and observe meter indication:
a. If air switch closes (operating correctly), meter will indicate 0 Vac. Proceed to step 6.
b. If air switch does not close, meter will indicate 120 Vac. Switch is open. Leave multimeter attached and proceed to
8.
Set MODE SWITCH (5) to OFF position.
9.
Disconnect multimeter and close control panel (2) and control box cover (1).
10. Disconnect power cable (4) from power source.
0028 00-2