Richmond Error Code E5: Element Fault
How to Fix Richmond Code E5
- Step 1: Check the house circuit breaker for the water heater. Ensure it hasn't tripped. If it has, reset it. If it trips again immediately, leave it off and call a professional.
- Step 2: If the breaker is fine, try resetting the water heater by turning the power off at the breaker for 30 seconds, then turning it back on. This might clear a temporary fault.
- Step 3: If the error persists after resetting, contact a qualified HVAC technician or electrician to diagnose and repair the issue. Do not attempt to open the water heater yourself.
How to Reset Richmond Code E5
- Turn off the unit using the power button on the front panel.
- Turn off the gas supply valve.
- Turn off the circuit breaker supplying power to the unit. Wait 30 seconds.
- Restore power at the breaker, then open the gas valve.
- Turn the unit back on. If the error returns, the underlying issue needs repair.
Resetting clears the code from the display but does not fix the underlying fault. If the code returns after reset, proceed to the diagnostic steps above.
What Does Richmond Error Code E5 Mean?
The E5 error code on your Richmond electric water heater indicates an 'Element Fault'. This means the control board has detected an issue with one or both of the heating elements. These elements are responsible for heating the water in the tank. The control board monitors the current draw and resistance of these elements, and if it detects a short, open circuit, or other abnormality, it will trigger the E5 error and shut down the heating process. This is a safety feature to prevent overheating or electrical damage to the unit. It's important to address this issue promptly to restore hot water and prevent further damage to the water heater. Ignoring this error could lead to element failure, tank damage, or even electrical hazards.
Common Causes
- Failed Lower Heating Element: This is the most common cause. Elements can burn out over time due to sediment buildup or general wear and tear.
- Failed Upper Heating Element: Similar to the lower element, the upper element can also fail, though it's slightly less common.
- Loose Wiring: A loose connection at either the upper or lower element can cause the error.
- Faulty Thermostat: Although the code points to the element, a malfunctioning thermostat can sometimes trigger a false E5 error.
- Sediment Buildup: Excessive sediment accumulation around the elements can cause them to overheat and fail.
Diagnostic Steps
| If... | Check | Expected |
|---|---|---|
| E5 error is displayed | Measure the resistance of the upper heating element. Disconnect power first! | Should read between 9-13 ohms. Open circuit indicates a failed element. |
| Upper element resistance is good | Measure the resistance of the lower heating element. Disconnect power first! | Should read between 9-13 ohms. Open circuit indicates a failed element. |
| Both elements appear good | Check the wiring connections at both elements and the thermostat for looseness or corrosion. | Connections should be tight and free of corrosion. |
| Wiring is good, elements test OK | Check the continuity of the high-limit thermostat. | Should have continuity. No continuity indicates a tripped or failed high-limit. |
Applicable Richmond Models
Replacement Parts
| Part | OEM Number | Est. Cost | Where to Buy |
|---|---|---|---|
| Upper Heating Element | — | — | — |
| Lower Heating Element | — | — | — |
| High-Limit Thermostat | — | — | — |
Related Codes on Same Models
Other codes that affect the same Richmond model families as E5.
| Code | Description | Severity |
|---|---|---|
| 11 | No Ignition | Critical |
| 12 | Flame Failure | Critical |
| 14 | Overheat | Warning |
| 16 | Outlet Temp Sensor | Warning |
| E1 | Sensor Fault | Warning |
| E2 | Dry Fire | Critical |
| E3 | Overheat Protection | Warning |
| E4 | High Temp Cutoff | Critical |