🚨 Rheem Error Codes
| Code | Description | Severity |
|---|
| 1 |
Heating Operational |
info
|
| 1 Flash |
Flame Without Gas Valve Energized |
critical
|
| 2 |
External Limit Fault |
critical
|
| 2 Flash |
Pressure Switch Stuck Closed |
high
|
| 3 |
Pressure Switch Fault |
critical
|
| 3 Flash |
Pressure Switch Stuck Open |
high
|
| 4 |
Flame Sense Fault |
warning
|
| 4 Flash |
Open High Limit |
high
|
| 5 |
Ignition Fault |
critical
|
| 5 Flash |
Flame Rollout Switch Open |
critical
|
| 6 Flash |
Ignition Failure |
critical
|
| 7 Flash |
Ignition Lockout - Max Retries |
critical
|
View all Rheem error codes →