12
■ SW502 : Air Conditioner Function Settings
(Set this switch based on the functions of the M series connected to this device.)
M series
SW No.
No. 1
No. 2
No. 3
No. 4
No. 5
No. 6
No. 7
No. 8
Functions
Availability of a heating mode
Not in use
Not in use
Not in use
Not in use
Not in use
Not in use
Availability of a fan (Cooling model only)
OFF
Combined cooler and
heater
–
–
–
–
–
–
Has a fan or mode
OFF
ON
Cooling unit only
–
–
–
–
–
–
No fan or mode ON
Comments
Permanently set to ON.
Permanently set to ON.
Permanently set to ON.
Permanently set to OFF.
Permanently set to OFF.
Permanently set to OFF.
6. Test Run (Check Operations)
■ Interface status monitor
You can check the status of the interface by the LED lamp on the interface unit board.
LED lamp no.
LED521
LED522
LED523
Lamp off
DC 12 V is not being supplied from the
air conditioner.
Device is not communicating properly
with the air conditioner.
Device is not communicating properly
with the MA remote controller.
Lamp on
DC 12 V is being supplied from the air
conditioner.
–
–
Blinking
–
Blinking at approx. 1 second intervals: Device is
communicating normally with the air conditioner.
Blinking at approx. 8 second intervals: Device is com-
municating normally with the MA remote controller.
* Use the table above to check the device operations.
P/S series
SW No.
No.1
No.2
No.3
No.4
No.5
No.6
No.7
No.8
Functions
Cooling only type/Heat pump type
Auto mode
Fan speed
Vane
Swing
Not in use
Fan mode
OFF
Heat pump type
Not available
(setting No. 3
disabled)
Available
(unit)
4 speeds
Available
Available
–
Not available
Comments
Set the mode in accordance with the operation
manual for the indoor unit.
Heat pump type : Set to ON.
Cooling only type : Set to OFF.
Set to OFF.
When operating a 2-speed model with the 3-speed
setting (ON), the MA remote controller display will
indicate 3 fan speeds. The table below shows the
displays and the actual outputs at that time.
Display Meaning Indoor unit output
Low speed Low speed
Medium speed High speed
High speed High speed
The Vane function of either of indoor unit :
When the function is provided, it is Available (OFF).
When the function is not provided it is Not avail-
able (ON).
The Swing function of either of indoor unit :
When the function is provided, it is Available (OFF).
When the function is not provided, it is Not avail-
able (ON).
Permanently set to OFF.
Set to ON.
ON
Cooling only type
Available
(setting No. 3
enabled)
Available
(remote controller)
3 speeds (2-speed
model set ON)
Not available
Not available
–
Available
* Fan speed 2 step model : An actual fan speed is 2 step though the display of remote controller becomes 4 step or 3 step.
To Next Page
Loading...
Need help?
General
