H55 error comes from the window that has not properly function to open, you must have off the breaker of the unit then, remove the upper window and check if the motor is not parallel to each both side, then return it and switch the breaker and turn on the unit
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H55 error comes from the window that has not properly function to open, you must have off the breaker of the unit then, remove the upper window and check if the motor is not parallel to each both side, then return it and switch the breaker and turn on the unit