R-ProField casesRefrigeration systems

High Pressure Rise from Condenser Fan Stoppage

Likely causes

Condenser fan motor failure

Check: Check power supply to condenser fan motor

What to do: Check power supply to condenser fan motor → Remove any foreign objects from fan blade → Refer to 'Condenser Fan Not Running' for detailed diagnosis → Verify high-side pressure normalizes after fan repair

Poor power supply to fan motor

Check: Remove any foreign objects from fan blade

What to do: Remove any foreign objects from fan blade → Refer to 'Condenser Fan Not Running' for detailed diagnosis → Verify high-side pressure normalizes after fan repair

Foreign object in fan blade

Check: Refer to 'Condenser Fan Not Running' for detailed diagnosis

What to do: Refer to 'Condenser Fan Not Running' for detailed diagnosis → Verify high-side pressure normalizes after fan repair

Field tip

Condenser fan stopped, causing high pressure rise. Refer to 'Condenser Fan Not Running' to repair the fan. Extended operation with fan stopped risks compressor damage.

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