Heat pumps · Error codes · Ideal Heating
134Ideal Heating · Logic Air
134 on an Ideal Heating Logic Air: Re-occurring Heat Pump Fault
Short answer
On an Ideal Heating heat pump, 134 means: Re-occurring Heat Pump Fault. The heat pump stops until the fault clears or is reset. An engineer is needed to fix the cause.
Reviewed 23 September 2026 · 1 source
What it means
The manual says: Re-occurring Heat Pump Fault.
Part involved: outdoor unit (see fault history).
Likely causes:
- A heat pump fault has occurred repeatedly; underlying outdoor-unit fault shown in fault history.
Is it safe?
| Does the heat pump stop? | Yes |
|---|---|
| Severity | Fault — clears by itself when the condition goes |
| Engineer needed? | Yes |
The heat pump stops until the fault clears or is reset.
Resetting itself: Blocking error clears in 8 minutes (manual p.81).
What you can check
- Note the code or fault message shown on the controller/Halo and when it appeared; check the heat pump's isolator and consumer-unit breaker are on.
What the engineer will check
- Check fault history for the underlying heat pump fault and follow its fault help.
Who to ask for: Heat pump / heating controls engineer.
Sources
- Logic Air Monobloc Heat Pump System - Installation & Maintenance (UIN 241428 A03) ↗ · UIN 241428 A03 · page 81 · Reviewed 23 September 2026
A code explains what the controller detected, not a confirmed root cause.
Reviewed: 23 September 2026