121
<MXZ-6D122VA>
Improper wiring or piping can be automatically detected by pressing the piping/wiring correction switch (SW871).
When improper wiring or piping is detected, wiring lines are corrected.
This will be completed in about 10 to 20 minutes.
[How to activate this function]
1. Check that outside temperature is above 0
˚
C.
(This function does not work when outside temperature is not above 0
˚
C.)
2. Check that the stop valves of the liquid pipe and gas pipe are open.
3. Check that the wiring between indoor and outdoor unit is correct.
(If the wiring is not correct, this function does not work.)
4. Turn ON the power supply and wait at least 1 minute.
5. Press the piping/wiring correction switch (SW871) on the outdoor control P.C. board.
Do not touch energized parts.
LED indication during detection:
LED1 (Red)
LED2 (Yellow)
LED3 (Green)
Lighted
Lighted
Once
LED indication after detection:
LED1 (Red)
LED2 (Yellow)
LED3 (Green)
Indication
Lighted
Not lighted
Lighted
Completed (Problem corrected/ normal)
Once
Once
Once
Not completed (Detection failed)
Other indications
Refer to "SAFETY PRECAUTIONS WHEN LED
FLASHES" located behind the service panel.
Make sure that the valves are open and the pipes are not collapsed or clogged.
6. Press the switch to cancel.
LED indication after cancel:
LED1 (Red)
LED2 (Yellow)
LED3 (Green)
Lighted
Lighted
Not lighted
NOTE:
Indoor unit cannot be operated while this function is activated.
When this function is activated while indoor unit is operating, the operation will be stopped.
Operate indoor unit after the auto line correcting is finished.
Pressing the switch during detection cancels this function.
The record of auto line correcting can be confirmed in the following way:
Press the switch for more than 5 seconds.
LED will show the record of auto correcting for about 30 seconds as shown in the table below:
Number of blinks
Wiring line
LED1 (Red)
LED2 (Yellow)
LED3 (Green)
Once
Once
Lighted
Not corrected
3 times
3 times
Lighted
Corrected
NOTE:
Activate this function to check the correct wiring after replacing the outdoor P.C. board.
(Previous records are deleted when the outdoor control P.C. board is replaced.)
The record cannot be shown if automatic line correcting is not cancelled (Refer to "How to activate this function").
OBH626K
Содержание MXZ-2D33VA
Страница 25: ...25 WIRING DIAGRAM 6 MXZ 2D33VA E1 MXZ 2D40VA E1 MXZ 2D53VA E1 OUTDOOR DISPLAY P C BOARD OBH626K ...
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