Restart Standby; Stop Control - Daikin RXSQ24TAVJU Service Manual

Special Control
3.5

Restart Standby

Restart is forced into standby to prevent the power from frequently turning ON and OFF and to equalize pressure
in the refrigerant system.
Ta: Outdoor air temperature
Outdoor unit actuator
Compressor
Outdoor fan
Four way valve
Main electronic expansion
valve
Subcooling electronic
expansion valve
Hot gas bypass valve
Injection valve
Ending conditions
3.6

Stop Control

Actuator operation is cleared when the system is down.
Outdoor unit actuator
Compressor
Outdoor fan
Four way valve
Main electronic expansion
valve
Subcooling electronic
expansion valve
Hot gas bypass valve
Injection valve
Ending conditions
51
Electric symbol
24/36 class 48 class 60 class
M1C M1C M1C OFF
M1F, Ta > 30°C (86°F): STEP 4
M1F M1F
Ta ≤ 30°C (86°F): OFF
M2F
Y1S Y1S Y1S Holds
0 pulse
Y1E Y1E Y1E
 
Y3E 0 pulse
 
Y2S ON

Y3S Y3S OFF
2 minutes
Electric symbol
24/36 class 48 class 60 class
M1C M1C M1C OFF
M1F,
M1F M1F OFF
M2F
Y1S Y1S Y1S Holds
Y1E Y1E Y1E 0 pulse
 
Y3E 0 pulse
 
Y2S OFF

Y3S Y3S OFF
Indoor unit thermostat is turned ON.
Operation
Operation
Functions and Control
SiUS331708EA