Daikin VRV RXYMQ-A Series Service Manual page 106

Field Settings for Indoor Unit
1.4.19 Auto Restart after Power Failure
Mode
12 (22)
When the "Auto Restart after Power Failure" setting is turned OFF, all the units will remain OFF
after power failure, or after the main power supply is restored. When this setting is turned ON
(factory setting), the units that were operating before the power failure will automatically restart
operation after power failure, or after the main power supply is restored.
Due to the aforementioned, when the "Auto restart after power failure" setting is ON, be careful
for the following situations that may occur.
1. The air conditioner will start operation suddenly after power failure,
Caution
2. During maintenance, if the main power supply is turned OFF while the
1.4.20 Airflow Setting when Cooling Thermostat is OFF
This is used to set airflow to LL airflow when cooling thermostat is OFF.
12 (22)
1.4.21 Compensating the Floor Temperature when Cooling
Offset the detected value of the infrared floor sensor with a certain temperature. This setting
should be used to have the actual floor temperature detected when, for example, the unit is
installed close to a wall.
12 (22)
Specific usages of this setting
There is no problem with the standard setting in the usual condition. Change the setting in the
cases indicated in the following table.
- The unit is installed close to a wall or a window.
- High thermal capacity of the floor (such as
concrete, etc.).
- There are many heat sources including PC.
- There is a non-negligible heat source such as
floor heating.
100
First Second
No. Code No. Code No.
01
5
02
or when the main power supply is restored. The user might be surprised
and wonder why the air conditioner turned ON suddenly.
units are in operation, the units will automatically start operation
(the fan will rotate) after the power supply is restored due to completion
of the maintenance work.
Mode First Code Second Code
No. No. No.
01
6
02
Mode First Code Second Code
No. No. No.
01
02
11
03
04
Environment
Contents
OFF
ON
Contents
LL tap
Set fan speed
Contents
4°C
2°C
0°C
–2°C
Operation
Problem
Mode
Insufficient cooling
Cooling
Excessive cooling
Part 5 Field Settings and Test Operation
SiME332106E
: Factory setting
: Factory setting
: Factory setting
Contents
–2°C
2°C or 4°C