![background image](http://html1.mh-extra.com/html/daikin/rxsq24tavju/rxsq24tavju_service-manual_2459946092.webp)
Outline of Control (Indoor Unit)
SiUS331708EA
79
Functions and Control
6.12 Heater Control (FXTQ-TA Models)
Note:
Optional heater kit HKS... is required.
For FXTQ-TA models, heater ON/OFF output from wiring adaptor interlocks with the operation of
heater kit HKS….(When the heater 1 turns ON/OFF, heater output of wiring adaptor turns ON/OFF.)
Fan residual operation also interlocks with the fan residual operation of heater kit HKS…. The
residual time will be 90 seconds. (Refer to
Fan Control (Heater Residual) (FXTQ-TA Models
) on
6.12.1 Auxiliary Electric Heater Control
If heating is insufficient in heat pump system alone, an electric heater is to be used as the auxiliary
heater. The following shows the ON/OFF conditions for the electric heater.
&
&
&
• Heating/Automatic heating
• Auxiliary heater enabled: 1
• Not in heating/Automatic heating
• Auxiliary heater enabled: 0 (
∗
3)
Heater not allowed
Heater allowed
Heater 1: OFF
Heater 2: OFF
OR
OR
OR
Thermostat OFF/Operation OFF
Heater 1: OFF
Heater 2: OFF
Thermostat OFF
Thermostat ON
Thermostat ON
Condition C
Condition B
Condition B
Thermostat OFF
H/P Heating: In operation
Heater 1: OFF
Heater 2: OFF
Fan: ON
H/P Heating: In operation
Heater 1: ON
Heater 2: OFF
Fan: ON
H/P Heating: In operation
Heater 1: ON
Heater 2: ON
(OFF for single heater)
Fan: ON
H/P In defrost/oil return
Heater 1: ON
Heater 2: OFF
Fan: ON
ENTRY/
5 minutes timer starts.
ENTRY/
5 minutes timer starts.
• Not Condition A
• Thermostat step 2: OFF
• Condition A
• Time up
• Thermostat step 2: ON
Not
Condition A
Not
Condition B
• Thermostat step 3: OFF
• Electric heater capacity setting:
Setting not available
• Thermostat step 3: ON
• Time up
• Electric heater capacity
setting (
∗
5): Setting available
Summary of Contents for RXSQ24TAVJU
Page 1: ...Service Manual SiUS331708EA RXSQ24 36 48 60TAVJU Heat Pump 60 Hz...
Page 290: ...Wiring Diagrams SiUS331708EA 277 Appendix RXSQ48TAVJU 3D109546A...
Page 291: ...SiUS331708EA Wiring Diagrams Appendix 278 RXSQ60TAVJU 3D109547A...
Page 295: ...SiUS331708EA Wiring Diagrams Appendix 282 FXZQ05 07 09 12 15 18TAVJU 3D110443A...
Page 298: ...Wiring Diagrams SiUS331708EA 285 Appendix FXEQ07 09 12 15 18 24PVJU 3D098557A...
Page 300: ...Wiring Diagrams SiUS331708EA 287 Appendix FXSQ05 07 09 12 15 18 24 30 36 48 54TAVJU 3D110467B...
Page 301: ...SiUS331708EA Wiring Diagrams Appendix 288 FXMQ07 09 12 15 18 24 30 36 48 54PBVJU 3D093209B...
Page 302: ...Wiring Diagrams SiUS331708EA 289 Appendix FXHQ12 24 36MVJU 3D048116C...
Page 303: ...SiUS331708EA Wiring Diagrams Appendix 290 FXAQ07 09 12 18 24PVJU 3D075354C...
Page 309: ...SiUS331708EA Wiring Diagrams Appendix 296 VAM1200GVJU 3D073270D...