Mitsubishi MUY-GL09NA handleiding
Handleiding
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54
J Check of power supply
Is there voltage 208/230 V AC
between the indoor terminal
block S1 and S2?
Yes
No
Replace the indoor
electronic control P.C.
board.
Rectify indoor/outdoor
connecting wire.
Yes
If lights up, OK.
If blinks, refer to 10-3.
Does the upper lamp of the
OPERATION INDICATOR lamp on
the indoor unit light up?
Does LED on the inverter P.C.
board light up or blink?
(Refer to 10-6.1.)
No
Replace the inverter
P.C. board.
Is there Bus-bar voltage 260 - 370 V
DC between DB61 (+) and DB61 (–)
(MUZ-GL09/12/15/18, MUY-
GL09/12/15/18)/294 - 370 V DC
between JP715 (+) and JP30 (–)
(MUZ-GL24, MUY-GL24) on the
inverter P.C. board? (Refer to 10-6.1.)
No
Check the electric parts in main circuit.
Yes
Yes
No
Disconnect the connector between the
compressor and the power module
(IC700) (MUZ-GL09/12/15/18, MUY-
GL09/12/15/18)/IGBT module (IC700)
(MUZ-GL24, MUY-GL24).
Turn ON power supply and press
EMERGENCY OPERATION switch.
294 -370 V DC
JP30
JP715
MUZ-GL09/12/15/18NA
MUZ-GL09/12/15/18NAH
MUY-GL09/12/15/18NA
MUZ-GL24NA
MUZ-GL24NAH
MUY-GL24NA
Inverter P.C. board
(Solder side)
DB61
260 - 370 V DC
OBH733J
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Productinformatie
| Merk | Mitsubishi |
| Model | MUY-GL09NA |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 15222 MB |
