KeepRite N4H4 Error Codes
KeepRite N4H4 error codes and diagnostic codes. The N4H4 is a KeepRite heat pump in the KeepRite N4H4/R4H4/WCH4/NXH5 Heat Pump series.
KeepRite N4H4 error codes list
| Code | Meaning | Severity |
|---|---|---|
| Phase monitor LED flashing | 3-phase monitor - phase reversal | High |
Troubleshooting the N4H4
- Forcing a defrost to test the board - KeepRite N4H4/R4H4/WCH4/NXH5 KeepRite · Heat Pump
- Outdoor unit will not run or will not defrost - KeepRite heat pump defrost board (FAST 1173636/1177927/1190281) KeepRite · Heat Pump
All KeepRite Heat Pump error codes →
Homeowner help: AC Running But Not Cooling: What to Check · Heat Pump Not Heating or Blowing Cold Air
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.