Fujitsu AOU42RGLX Design & Technical Manual page 61

¢ External heater output
Control
Auxiliary heater
control 1
Auxiliary heater
control 2
Heat pump
prohibition control
Heater selection
control by outdoor
temperature 1
Heater selection
control by outdoor
temperature 2
NOTES:
• After turning off the heater, 3 minutes of standby time is required by next power-on of the
heater.
• For items marked "—" in the table, any of validate or invalidate of the setting are acceptable.
• *: setting change from the factory setting is required.
• *: Indoor unit fan setting will be on for safety reason without sensor activation of wired remote
controller.
 Installation configuration of individual connection
External heating device is installed individually. (No use of indoor unit fan)
WARNING
• When auxiliary heater is installed, always set "indoor unit fan setting for external heater".
• Design and install external heater appropriately with considering its protection.
• Inappropriate designing and installation of external heater may cause a fire by emitted heat from
the external heater.
• Fujitsu General Ltd. is not responsible for inappropriate designing or installation of external
heating device.
8-4. Details of function
Primary heater Auxiliary heater
External device
Heat pump (Hot water electrical
External device
Heat pump (Hot water electrical
External device
(Hot water electrical
heater, etc.)
External device
Heat pump (Hot water electrical
External device
(Hot water electrical
heater, etc.)
Example of heating device:
- Floor heating device
External
heater
Supply air
Indoor unit
Control switching
external heaters
No. 61
61-00
heater, etc.)
61-01
heater, etc.)
None 61-02
61-03
heater, etc.)
Heat pump 61-04
ON / OFF
Indoor unit Indoor unit
Return air
- 55 -
Function setting
Wired R. C.
Sensor activation
(UTY-RNRUZ*)
—
—
On (Enabled)*
On (Enabled)*
On (Enabled)*
8. External input and output