4-1-5 Outdoor unit priority connection in heat pump
system
(a) Refer to the following table:
Status Selectable Not selectable
Cooling priority is set by
external input.
Cool, Dry Auto or Custom Auto,
Heat, Fan
Heating priority is set by
external input.
Heat Auto or Custom Auto,
Cool, Dry, Fan
4-2 Verifi cation screen when setting is
complete
The verifi cation screen which is
displayed when a setting is com-
plete is displayed for approximately
3 seconds. When this screen is
touched, the display switches to
the next screen.
(Example of screen)
On Timer
Setting changed.
4-3 Settable temperature range
The settable temperature range by operation mode and
indoor unit setting is shown in the table below.
Cool/Dry*
18 to 30 °C (64 to 88 °F) or
20 to 30 °C (68 to 88 °F)
Heat
VRF system: 10 to 30 °C (48 to 88 °F)
Other system: 16 to 30 °C (60 to 88 °F)
Custom Auto
Same as the above range, but there are tempera-
tures that can not be set due to the deadband.
Auto*
18 to 30 °C (64 to 88 °F) or
20 to 30 °C (68 to 88 °F)
NOTE
* The lower limit of the setting temperature is diff erent
depending on the place of use.
5 OTHERS
5-1 Outline Dimensions
Unit: mm (in)
120 (4-3/4)
120 (4-3/4)
20.4 (13/16)
5-2 Specifi cations
Model Name UTY-RNRT
Input voltage DC 12 V
Power consumption Max. 0.3 W
Display
3.8 inch FSTN LCD
(255 × 160 dots)
with Touch screen
Usage temperature range 0 to 40 °C (32 to 104 °F)
Usage humidity range 20 to 90 % (no condensation)
Storage temperature range -10 to 60 °C (14 to 140 °F)
Storage humidity range 20 to 90 % (no condensation)
Dimensions
[H × W × D mm (in)]
120 × 120 × 20.4
(4-3/4 × 4-3/4 × 13/16)
Weight [g (oz)] 220 (7.76)
5-3 Error Code
For the details of the indoor unit, outdoor unit or zone in-
terface error when checking the error contents, refer to the
error codes in each installation manual.
Error code Contents
CC.1 Sensor error
C2.1 Transmission PCB error
12.1 Wired remote controller communication error
12.3
Number excess of device in wired remote controller
system
12.4 Wired remote controller system start-up error
26.4 Address duplication in wired remote controller system
26.5 Address setting error in wired remote controller system
15.4 Data acquisition error
En-25
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