Product troubleshooting
Rheem R96TA0852521MSA troubleshooting and error codes
These codes are matched from manufacturer documentation to this model's series or control platform. Keep checks visible and safe; do not open electrical, refrigerant, gas, combustion, or sealed equipment compartments.
Source-backed code set
18 matched codes
| Code | Meaning | System area | Priority |
|---|---|---|---|
| 10 | 1 hour lockout | System diagnostics | Urgent |
| 11 | Failed ignition | System diagnostics | Service |
| 12 | Low flame sense | System diagnostics | Urgent |
| 13 | Flame lost | System diagnostics | Urgent |
| 14 | Unexpected flame | System diagnostics | Service |
| 20 | Twinning fault | System diagnostics | Urgent |
| 22 | Main limit open | System diagnostics | Urgent |
| 26 | Line and neutral reversed | System diagnostics | Urgent |
| 33 | Manual reset limit control (rollout) open | System diagnostics | Urgent |
| 44 | Low pressure switch closed | System diagnostics | Urgent |
| 45 | Low pressure switch open, inducer on high speed | System diagnostics | Urgent |
| 46 | Low pressure switch open, inducer on low speed | System diagnostics | Urgent |
| 55 | High pressure switch closed | System diagnostics | Urgent |
| 57 | High pressure switch open | System diagnostics | Urgent |
| 58 | Drain circuit open | System diagnostics | Urgent |
| 59 | Blocked drain | System diagnostics | Service |
| 61 | Blower unable to run | System diagnostics | Urgent |
| 93 | Internal fault | System diagnostics | Urgent |
No matching error codes found.