Outdoor Unit - Daikin Super Multi NX FFQ25B8V1B Service Manual

SiBE121021_C
5.3

Outdoor Unit

5.3.1 Priority Room Setting
Electronic expansion valves are controlled to provide more capacity to the prioritized room.
Note: The operation mode of the priority room unit has precedence.
Trial Operation and Field Settings
Setting method
Turn off the circuit breaker before changing the setting.
Only one room can be set as the priority room (By turning on one of the SW4 on the service
monitor PCB of the outdoor unit).
The control starts when all the following conditions are met.
∗
Priority room setting is made.
∗
"POWERFUL" signal from the priority room unit is received.
Cancellation of control
The control function is canceled when the "POWERFUL" operation mode is switched off or
20 minutes elapse after "POWERFUL Operation" started.
room
Living
room
C
room
The prioritized room will be heated/cooled much more quickly
Service monitor PCB
Priority room
setting switch (SW4)
3 or 4 room model
A
B
room Living
room
Normal
operation
(R12882)
A
room
B
room
C
When inverter
room
powerful-operation
is selected in the
priority room
(R1396)
Service monitor PCB
Priority room
setting switch (SW4)
5 room model
Field Settings
(R12883)
459