Heat pumps · Error codes · Clivet
PdClivet
Pd on a Clivet heat pump: High refrigerant outlet temperature of finned coil in cooling mode
Short answer
On a Clivet heat pump, Pd means: High refrigerant outlet temperature of finned coil in cooling mode. The manual does not say whether the heat pump stops. An engineer is needed to fix the cause. The wording differs by model range — each is shown below.
Reviewed 23 September 2026 · 2 sources
What it means
On the Edge EVO 2.0 EXC (WiSAN-YME 1 S)
The manual says: High refrigerant outlet temperature of finned coil in cooling mode.
Likely causes:
- See Clivet WiSAN-YME manual corrective-action column for this code (not reliably transcribed).
On the Sphera EVO 2.0 (MiSAN-YEE split + SQKN-YEE indoor)
The manual says: High temperature protection of refrigerant outlet temperature of condenser in cooling mode.
Likely causes:
- See Sphera EVO 2.0 service manual troubleshooting (p.49-105) for this code.
Is it safe?
| Does the heat pump stop? | Not stated |
|---|---|
| Severity | Fault — clears by itself when the condition goes |
| Engineer needed? | Yes |
The manual does not say whether the heat pump stops.
What you can check
On the Edge EVO 2.0 EXC (WiSAN-YME 1 S)
- Read and note the exact code shown on the controller display.
- Check the heat pump's breaker/isolator at the consumer unit is on.
- Restart once via the controller (OFF then ON) as the manual allows; if the code returns, call an engineer.
On the Sphera EVO 2.0 (MiSAN-YEE split + SQKN-YEE indoor)
- Read and note the exact code shown on the controller display.
- Check the heat pump's breaker/isolator at the consumer unit is on.
- Check the outdoor unit is not blocked by leaves, debris or snow and has clear space around it.
- Restart once via the controller (OFF then ON) as the manual allows; if the code returns, call an engineer.
What the engineer will check
On the Edge EVO 2.0 EXC (WiSAN-YME 1 S)
- See Clivet WiSAN-YME manual corrective-action column for this code (not reliably transcribed).
On the Sphera EVO 2.0 (MiSAN-YEE split + SQKN-YEE indoor)
- See Sphera EVO 2.0 service manual troubleshooting (p.49-105) for this code.
Sources
- CLIVET WiSAN-YME 1 S 2.1-14.1 Manual for Installation, Use and Maintenance, M0PE00002-00 10-22 (ManualsLib copy) ↗ · M0PE00002-00 · page 171 · Reviewed 23 September 2026
- CLIVET SPHERA EVO 2.0 Service Manual SM21G011GB-00 (27-03-2023) (ManualsLib copy) ↗ · SM21G011GB-00 · page 48 · Reviewed 23 September 2026
A code explains what the controller detected, not a confirmed root cause.
Reviewed: 23 September 2026