Daikin VRV RXYQ72-384XAYCA, Service Manual

Page: 169 / 419

SiUS342004EB Field Settings for Indoor Unit
Part 5 Field Settings and Test Operation 162
1.3.32 Drain Pump Operation Setting
The drain pump operation can be disabled for natural drainage by changing the following field
setting.
1.3.33 Humidification when Heating Thermostat is OFF
Setting to Equipped turns ON the humidifier if suction air temperature is 20°C (68°F) or above and
turns OFF the humidifier if suction air temperature is 18°C (64.4°F) or below when the heating
thermostat is OFF.

: Factory setting
1.3.34 Direct Duct Connection
This is used when fresh air intake kit equipped with fan is connected. If the second code is set to
02 : Equipped, energy recovery ventilator fan conducts the fan residual operation by linking to
indoor unit. The indoor fan carries out residual operation for one minute after the thermostat is
stopped. (For the purpose of preventing dust on the air filter from falling off.)

: Factory setting
1.3.35 Drain Pump and Humidifier Interlock Selection
This is used to interlock the humidifier with the drain pump. When water is drained out of the unit,
this setting is unnecessary.

: Factory setting

FXMQ-PB

: Factory setting
Mode
No.
First Code
No.
Second Code
No.
Contents
15 (25) 0
01 —
02

ON

03 OFF

FXMQ-TA

: Factory setting
Mode
No.
First Code
No.
Second Code
No.
Contents
15 (25) 0
01 OFF
02

ON

Mode
No.
First Code
No.
Second Code
No.
Contents
15 (25) 1
01

Not equipped

02 Equipped
Mode
No.
First Code
No.
Second Code
No.
Contents
15 (25) 2
01

Not equipped

02 Equipped
Mode
No.
First Code
No.
Second Code
No.
Contents
15 (25) 3
01

Not interlocked

02 Interlocked