Outdoor Unit; Troubleshooting - Midea MSCI-09HRN1 Technical & Service Manual

Multi split type, heat pump air conditioners
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7.Troubleshooting

7.1 Indoor unit
Indoor fan speed has been out of control for over 1 minute
Indoor room temp. sensor or evaporator temp. sensor is open circuit
or short circuit
EEPROM error
Over current protection of the compressor occurs 4 times in 1h
r Extinguish
Flash at 5Hz
On Light

7.2 Outdoor unit

Stand by
High temp. protect of condenser
Temp. sensor in condenser 1 is open circuit or short circuit
Temp. sensor in condenser 2 is open circuit or short circuit
Flash at 2Hz
Failure phenomenon
Failure phenomenon
Operation lamp
on
X
LED1
220
Timer lamp
X
on
LED2
LED3

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