
Indoor unit fan operation status
Function
setting
External Input and
Output PCB
External output Output signal Status
Rotary switch
60-10 — Output of indoor unit CN47
Off → On Fan run
On → Off Fan stop
— 2, B, D
External Input and
Output PCB
Ex OUT 2
Off → On Fan run
On → Off Fan stop
— 1
External Input and
Output PCB
Ex OUT 3
Off → On Fan run
On → Off Fan stop
Output signal Condition
On The indoor unit fan is operating.
Off
The fan is stopped or during cold air prevention.
During thermostat off when in dry mode operation.
Fan run
Fan stop
CN47
On
Off
Ex OUT 2, 3
Indoor unit
On
Off
- 196 -
12-1. Compact cassette type, Medium static pressure duct type (ARXH22KMTAP), and
Ceiling type
12. External input and output
4-5 UNIT
MULTI-SPLIT TYPE
4-5 UNIT
MULTI-SPLIT TYPE