H5 displayed; unit does not start or stops shortly after starting

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Shorted inverter power module on PCB, Poor ventilation around electronics, Voltage spikes or unstable supply, Shorted compressor windings

Danger: Inverter circuits carry high DC voltages. Only qualified personnel should service them.

Power reset: Disconnect power for 10–15 minutes to allow the inverter to discharge, then reconnect and test.
Check supply quality: Ensure the power supply is stable and within the specified voltage range.
Visual inspection: With power off, inspect the inverter PCB for burnt components or bulging capacitors.
Professional repair: If H5 persists, the inverter module or compressor may be faulty. Replacement requires a trained Olimpia Splendid technician.

Professional Required 5/5

Inverter Power Module (IPM)

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