Indoor Unit Mov Control - Panasonic U-8ME1E81 Service Manual

4. Indoor Unit MOV Control

5. Drain Pump Control
4. Indoor Unit MOV Control
For details, refer to the section 1 "6. Indoor Unit Control from the CCU".
The MOV is at 480 pulses in the following cases.
① At the time of factory shipment
② Just after the indoor unit power cord is connected.
5. Drain Pump Control
The drain pump operates in the following conditions.
① Cooling thermostat ON
② The float switch worked.
③ The drain pump may often operate for a while when the cooling thermostat turns OFF or the indoor
2
unit is stopped.
④ The drain pump can be turned on when the cooling thermostat is OFF if the setting is made to prevent
water collected in the drain pan for a long time. For details, refer to "5-2. Detailed Settings Function."
⑤ The indoor unit heat exchanger liquid temperature (E1) is less than 0˚C when the cooling thermostat
is OFF or the indoor unit is stopped.
The drain pump operates for 20 minutes once it starts operating.
Control Functions - Indoor Unit
2 - 6
2WAY SYSTEM