STOPPING THE AIR CONDITIONER. - TM-5-4120-386-140024

TM 5-4120-386-14

2-7. STARTING AND OPERATING INSTRUCTIONS FOR HEATING - Continued.

(2) Adjust the temperature selector switch from COOLER to the desired

temperature. See Table 2-2 for operator control settings.

(3) Adjust the evaporator outlet louver blades to direct the airflow

as desired.

NOTE

Warm air is less dense than cool air, so it has a tendency to rise. To obtain

comfortable temperatures near the floor and lower parts of the room, it is

often advisable to adjust the evaporator louver blades to direct the air

slightly downward.

c. Heating Operation with Fresh Air.

(1) Open the damper door by turning the ventilation damper actuator if fresh

air is desired.

(2) Partially close the evaporator inlet louver blades.

2-8. STOPPING THE AIR CONDITIONER.

a. Position the mode selector switch to OFF.

b. Close the evaporator inlet louver blades by pushing tabs down.

c. Close the ventilation damper by turning the ventilation damper actuator.

d. If a shutdown is to be for an extended period, cover condenser side of unit with fabric

cover and disconnect the power cable.

2-9. VENTILATING OPERATION.

To operate the air conditioner as a ventilating blower, without affecting temperature,

proceed as follows:

Perform the preventive maintenance checks and services (Table 2-l).

Check for the correct voltage (208 volts, 50/60 Hz).

Roll up and tie the fabric cover.

Turn the ventilation damper actuator to open the damper door.

Partially close the evaporator inlet louver blades.

Position the mode selector switch to VENT.

Open evaporator outlet louvers.

2-10. STOPPING THE AIR CONDITIONER.

a. Position the mode selector switch to OFF.

b. Close the evaporator inlet louver blades by pushing tabs down.

c. Close the ventilation damper by turning the ventilation damper actuator.

d. If a shutdown is to be for an extended period, cover condenser side of unit with fabric

cover and discomect the power cable.

2-8