Troubleshooting steps
Check for leaks; verify charge; repair if needed
HVAC Error Codes
Rheem E5 Error
Low pressure switch open
Details
Rheem E5 error indicates the low pressure switch has opened due to low refrigerant pressure.
Error typeSafety Switch
Typical causesLow refrigerant charge; system leak
SolutionsCheck for leaks; verify charge; repair if needed
SeverityHigh
Catalog references
Where this appears
RheemE5
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