52 🟡 Repair Required
Rinnai Error Code 52: Solenoid Valve Failure
⚠️ Your Rinnai water heater is locked out due to a solenoid valve issue. It's safe to troubleshoot, but call a pro if needed.
How to Fix Rinnai Code 52
- Step 1: Check the water pressure. It should be between 20-80 PSI. If it's too low, you may need to call a plumber.
- Step 2: Inspect the wiring between the control board and the solenoid valve. Look for any damage or corrosion. If you find any, it's best to call a professional.
- Step 3: If the water pressure is fine and the wiring looks good, it's likely the solenoid valve. Call a Rinnai technician for repair.
What Does Rinnai Error Code 52 Mean?
Error code 52 on your Rinnai water heater indicates a problem with the solenoid valve, which controls the flow of water into the tank. This valve is activated by the control board when you call for hot water. When it fails, your water heater won't function, displaying this error code. The most common cause is a faulty solenoid valve itself, but other issues like low water pressure or control board problems can also trigger this code.
Common Causes of Rinnai Code 52
- Faulty solenoid valve
- Low water pressure
- Control board issue
- Wiring problem between the control board and solenoid valve
Applicable Rinnai Models
Need a Pro to Fix Rinnai Code 52?
A licensed HVAC technician can diagnose and fix this issue quickly.
Find a Licensed Tech Near You →Replacement Parts for Rinnai Tankless Water Heater Code 52
Solenoid Valve OEM: RIN-1000000000