Error Code P07 on your Rheem Heat Pump (551270 in R134a) indicates an internal control system or compressor-related issue, affecting the heat pump’s normal operation and potentially interrupting hot water production.
Immediately turn off the electrical supply at the isolation switch and close any open hot water taps. Due to the internal electrical and mechanical complexity of this fault, professional intervention is required. Contact Hilton Plumbing right away for expert inspection and repair.
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