Daikin RMXS-L Series User Manual

Special Control SiUS181631EA
60 Functions and Control
3.4.1 Pump-down Residual Operation in Cooling Operation
3.4.2 Pump-down Residual Operation in Heating Operation
3.5 Restart Standby
Restart is prohibited to prevent frequent ON/OFF and to equalize pressure in the refrigerant system.
3.6 Stopping Operation
Operation of the actuator is cleared up when the system is down.
Actuator
Pump-down residual operation
Step 1 Step 2
Compressor 124 Hz Full load 52 Hz Full load
Outdoor fan Fan control Fan control
Four way valve (Y1S) OFF OFF
Main electronic expansion valve (Y1E) 480 pulse 240 pulse
Subcooling electronic expansion valve (Y3E) 0 pulse 0 pulse
Hot gas bypass solenoid valve (Y2S) OFF OFF
Ending conditions 2 sec. 2 sec.
Actuator Pump-down residual operation
Compressor 124 Hz Full load
Outdoor fan STEP 7
Four way valve (Y1S) ON
Main electronic expansion valve (Y1E) 0 pulse
Subcooling electronic expansion valve (Y3E) 0 pulse
Hot gas bypass solenoid valve (Y2S) OFF
Ending conditions 4 sec.
Actuator Operation
Compressor OFF
Outdoor fan
Ta > 30
°
C (86°F): STEP 4
Ta
≤
30
°
C (86°F): OFF
Four way valve (Y1S) Former condition remains.
Main electronic expansion valve (Y1E) 0 pulse
Subcooling electronic expansion valve (Y3E) 0 pulse
Hot gas bypass solenoid valve (Y2S) OFF
Ending conditions 2 min.
Actuator Operation
Compressor OFF
Outdoor fan OFF
Four way valve (Y1S) Former condition remains.
Main electronic expansion valve (Y1E) 0 pulse
Subcooling electronic expansion valve (Y3E) 0 pulse
Hot gas bypass solenoid valve (Y2S) OFF
Ending conditions Indoor unit thermostat is turned ON.

Daikin RMXS-L Series Specifications

General

Brand	Daikin
Model	RMXS-L Series
Category	Heat Pump
Language	English