Daikin RQYQ140-180PY1, Руководство по обслуживанию, Страница: 48 / 231

Detailed Control Functions SiBE341001
39 Function
2.5 Normal Operation
2.5.1 List of Functions in Normal Operation
<Outdoor Unit>
<Indoor Unit>
<BS Unit>
Part Name
Electric
Symbol
Normal Cooling Normal Heating
Normal Simultaneous
Cooling / Heating
Compressor M1C
PI control, High pressure
protection, Low pressure
protection, Td protection,
INV protection
PI control, High pressure
protection, Low pressure
protection, Td protection,
INV protection
PI control, High pressure
protection, Low pressure
protection, Td protection,
INV protection
Outdoor unit fan M1F Cooling fan control
• Outdoor unit heat
exchanger: Condenser /
Cooling fan control
• Outdoor unit heat
exchanger: Evaporator /
Fan step 7 or 8
• Outdoor unit heat
exchanger: Condenser /
Cooling fan control
• Outdoor unit heat
exchanger: Evaporator /
Fan step 7 or 8
Electronic expansion valve
(Main)
Y1E 480 pls
• Outdoor unit heat
exchanger: Condenser /
Liquid pressure control
• Outdoor unit heat
exchanger: Evaporator /
PI control
• Outdoor unit heat
exchanger: Condenser /
Liquid pressure control
• Outdoor unit heat
exchanger: Evaporator /
PI control
Electronic expansion valve
(Subcooling)
Y3E PI control PI control PI control
Electronic expansion valve
(Refrigerant charge)
Y2E
41 pls for refrigerant
discharge
41 pls for refrigerant
discharge
41 pls for refrigerant
discharge
Solenoid valve (Refrigerant
regulator hot gas)
Y1S
ON for refrigerant
discharge
ON for refrigerant
discharge
ON for refrigerant
discharge
Solenoid valve (Refrigerant
regulator liquid pipe)
Y2S
ON for refrigerant
recovery
ON for refrigerant
recovery
ON for refrigerant
recovery
Solenoid valve (Refrigerant
regulator gas vent pipe)
Y3S
ON for refrigerant
recovery
ON for refrigerant
recovery
ON for refrigerant
recovery
Solenoid valve (Hot gas) Y4S OFF OFF OFF
Solenoid valve (Circuit of oil
return)
Y5S ON ON ON
Four way valve (Heat
exchanger switch)
Y6S OFF
• Outdoor unit heat
exchanger: Condenser /
OFF
• Outdoor unit heat
exchanger: Evaporator /
ON
• Outdoor unit heat
exchanger: Condenser /
OFF
• Outdoor unit heat
exchanger: Evaporator /
ON
Four way valve (Dual
pressure gas pipe)
Y7S ON OFF OFF
Four way valve (Mixing unit) Y8S OFF OFF OFF
Solenoid valve (Mixing unit
inlet)
Y9S OFF OFF OFF
Part Name
Electric
Symbol
Normal cooling Normal heating
Thermostat
ON unit
Thermostat
OFF unit
Stopping
unit
Thermostat
ON unit
Thermostat
OFF unit
Stopping
unit
Indoor unit fan M1F
Remote
controller
setting
Remote
controller
setting
OFF
Remote
controller
setting
LL OFF
Electronic expansion valve
(Main)
Y1E
Normal
opening
0 pls 0 pls
Normal
opening
192 pls 192 pls
Part Name
Electric
Symbol
Normal cooling Normal heating
Electronic expansion valve
(EVSC)
Y1E 0 pls 0 pls
Electronic expansion valve
(EVHS)
Y2E 480 pls ( fully opened ) 480 pls ( fully opened )
Electronic expansion valve
(EVLS)
Y3E 480 pls ( fully opened ) 0 pls
Electronic expansion valve
(EVH)
Y4E 760 pls ( fully opened ) 760 pls ( fully opened )
Electronic expansion valve
(EVL)
Y5E 760 pls ( fully opened ) 0 pls