17) Outdoor temperature zone boundary temperature B
Setting required if changing of the outdoor temperature setting for heat pump only zone is required
when auxiliary heater control by outdoor temperature 1 and 3 is performed on the indoor unit.
For details, refer to “External heater output” in "Details of control output function" on page 05-24.
Function number Setting value Setting description Factory setting
67
00 42.8°F (6°C) ♦
01 14.0°F (-10°C)
02 17.6°F (-8°C)
03 21.2°F (-6°C)
04 24.8°F (-4°C)
05 28.4°F (-2°C)
06 32.0°F (0°C)
07 35.6°F (2°C)
08 39.2°F (4°C)
09 42.8°F (6°C)
10 46.4°F (8°C)
11 50.0°F (10°C)
12 53.6°F (12°C)
13 57.2°F (14°C)
14 60.8°F (16°C)
15 64.4°F (18°C)
18) Standby time for auxiliary equipment operation
Sets the standby time until the auxiliary equipment operation starts during primary equipment opera-
tion.
For details, refer to "Details of control output function" on page 05-24.
Function number Setting value Setting description Factory setting
71
00 Disable ♦
01 1 minute
02 2 minutes
• •
• •
• •
98 98 minutes
99 99 minutes
19) Heat pump backup setting
Enables or disables the heat pump backup instruction from the outdoor unit.
This function will be usable provided that the corresponding outdoor unit is connected.
Function number Setting value Setting description Factory setting
72
00 Disable ♦
01 Enable
20) Emergency heat for external output terminal
Enables or disables emergency heat input.
Function number Setting value Setting description Factory setting
73
00 Disable ♦
01 Enable
NOTE: →hen this function is used, IR Receiver Unit is necessary.
1-1. Function settings by using remote controller - (05-8) - 1. Function settings (for indoor unit)
FIELD
WORKING
FIELD
WORKING
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