Restart Standby; Stopping Operation - Daikin VRV IV-S RXTQ-TAVJU Series 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
Ending conditions
3.6

Stopping Operation

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
Ending conditions
43
Electric symbol
RXTQ36 RXTQ48 RXTQ60
TAVJU TAVJU TAVJU
M1C M1C M1C OFF
M1F, Ta > 30°C (86°F): STEP 4
M1F M1F
Ta ≤ 30°C (86°F): OFF
M2F
Y1S Y1S Y1S Keep former condition.
0 pulse
Y1E Y1E Y1E
 
Y3E 0 pulse
 
Y2S OFF
2 minutes
Electric symbol
RXTQ36 RXTQ48 RXTQ60
TAVJU TAVJU TAVJU
M1C M1C M1C OFF
M1F,
M1F M1F M2F OFF
Y1S Y1S Y1S Keep former condition.
Y1E Y1E Y1E 0 pulse
 
Y3E 0 pulse
 
Y2S OFF
Indoor unit thermostat is turned ON.
Operation
Operation
Functions and Control
SiUS331604E