Mitsubishi Electric Mr.SLIM PC-2GAKD Technical & Service Manual page 53

SW502 : Air Conditioner Function Settings
SW No. Functions
No. 1 Cooling only type/ Heat pump type
No. 2
Auto mode
No. 3
No. 4 Fan speed
No. 5 Vane
No. 6 Swing
No. 7 Not in use
No. 8 Fan mode
* Fan speed 2 step model : An actual fan speed is 2 step though the display of remote controller becomes 4 step or 3 step.
3. 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.
DC 12 V is not being supplied from the
LED521
air conditioner.
Device is not communicating properly
LED522
with the air conditioner.
Device is not communicating properly
LED523
with the MA remote controller.
* Use the table above to check the device operations.
4. Mounting the Remote Control Interface Unit
The interface unit should be placed in a location where the connecting cable from the interface can reach an indoor unit.
The device will not function properly if the connecting cable is extended so the connecting cable should not be extended.
Mount the interface unit securely to a pillar or wall using 2 or more screws.
When Using Wall Mounting Brackets
1
Attach the wall mounting brackets to the interface unit
using 2 mounting screws.
Interface unit
OFF
Heat pump type
Not available
(setting No.3 disabled)
Available
(unit)
4 speeds
Available
Available
–
Not available
Lamp off
DC 12 V is being supplied from the air
conditioner.
Wall mounting
brackets
Mounting screws
ON
Cooling only type
Set the mode in accordance with the operation
manual for the indoor unit.
Available Heat pump type : Set to ON.
(setting No.3 enabled) Cooling only type : Set to OFF.
Available
Set to OFF.
(remote controller)
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.
3 speeds (2-speed
model set ON) Display
The vane function of either of indoor unit :
Not available When the function is provided, it is available (OFF).
When the function is not provided, it is not available (ON).
The swing function of either of indoor unit :
Not available
When the function is provided, it is available (OFF).
When the function is not provided, it is not available (ON).
– Permanently set to OFF.
Set to ON.
Available
Lamp on
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.
2
Mount the unit to a pillar or wall using 2 mounting screws.
Mounting screws
53
Comments
Meaning Indoor unit output
Low speed Low speed
Medium speed High speed
High speed High speed
Blinking
–
Cord clamp for
wiring
Mounting screws