Error Code P03 on your Rheem Heat Pump (551270 in R134a) signals a potential fault within the heat pump compressor or associated components. It may cause the system to reduce performance or stop operating effectively.
Immediately isolate the electrical supply at the switch and close all hot water taps. Compressor-related issues involve intricate internal components and refrigerant systems, necessitating a professional service. Contact Hilton Plumbing to safely identify and repair this issue.
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