Daikin RTSQ20PY1 Service Manual page 168

Field Setting
(8) Thermostat Switching
Differential value during thermostat ON/OFF control can be changed. (For details, refer to
"9.2.3 Thermostat Control while in Normal Operation" on P.119.)
(9) Airflow Setting When Heating Thermostat is OFF
This setting is used to set airflow when heating thermostat is OFF.
∗
(10) Setting of Operation Mode to "AUTO"
This setting makes it possible to change differential values for mode selection while in automatic
operation mode.
The automatic operation mode setting is made by the use of the "Operation Mode Selector"
button.
(11) Auto Restart after Power Failure Reset
For the air conditioners with no setting for the function (same as factory setting), the units will be
left in the stop condition when the power supply is reset automatically after power failure reset
or the main power supply is turned on again after once turned off. However, for the air
conditioners with the setting (same as factory setting), the units may start automatically after
power failure reset or the main power supply turned on again (return to the same operation
condition as that of before power failure).
For the above reasons, when the unit is set enabling to utilize "Auto restart function after power
failure reset", utmost care should be paid for the occurrence of the following situation.
Caution 1. The air conditioner starts operation suddenly after power failure reset or
2. In the service work, for example, turning off the main power switch during
(12) Airflow when Cooling Thermostat is OFF
This is used to set airflow to "LL airflow" when cooling thermostat is OFF.
157
Mode No.
12(22)
When thermostat OFF airflow volume up mode is used, careful consideration is required
before deciding installation location. During heating operation, this setting takes precedence
over "(8) Thermostat Switching."
Mode No.
12 (22)
Mode No. First code No.
12 (22) 4
the main power supply turned on again. Consequently, the user might be
surprised (with question for the reason why).
the unit is in operation, and turning on the switch again after the work is
completed start the unit operation (the fan rotates).
Mode No.
12 (22)
First Code No. Second Code No.
2
First Code No. Second Code No.
3
01 02 03
0°C 1°C 2°C
First Code No. Second Code No.
6
SiBE31-801_C
Differential value
01 1ºC
02 0.5ºC
Contents
01 LL airflow
02 Preset airflow
Second code No.
04 05 06
3°C 4°C 5°C 6°C
Contents
01 LL airflow
02 Preset airflow
Test Operation
07 08
7°C