Mitsubishi Electric Mr.SLIM PE-3EAK, Техническое и сервисное руководство

Страница: 49 / 64

49
* 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.
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.
SW502 : Air Conditioner Function Settings
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)
Available
Available
–
Not available
ON
Cooling only type
Available
(setting No.3 enabled)
Available
(remote controller)
Not available
Not available
–
Available
Comments
Set to OFF.
Permanently set to OFF.
4 speeds 3 speeds (2-speed
model set ON)
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
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.
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 available (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 available (ON).
Set to ON.
High speed
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.
2
Mount the unit to a pillar or wall using 2 mounting screws.
Interface unit
Wall mounting
brackets
Mounting screws
Mounting screws
Mounting screws
Cord clamp for
wiring
OC394--2.qxp 06.5.23 5:45 PM Page 49