LIGHT-PULSATING-RED-LEFT on an Aira Heat Pump: Error acknowledged remotely by a Clean Energy Technician - check your app for more info
Short answer
On an Aira heat pump, LIGHT-PULSATING-RED-LEFT means: Error acknowledged remotely by a Clean Energy Technician - check your app for more info. The manual does not say whether the heat pump stops. An engineer is needed to fix the cause.
Reviewed 23 September 2026 · 1 source
What it means
The manual says: Error acknowledged remotely by a Clean Energy Technician - check your app for more info.
Part involved: indoor unit light bar.
Likely causes:
- An error that Aira has already seen and is handling.
Is it safe?
| Does the heat pump stop? | Not stated |
|---|---|
| Engineer needed? | Yes |
The manual does not say whether the heat pump stops.
Resetting itself: unknown.
Manual reset: unknown.
What you can check
- Check the app for Aira's update; no further action unless asked by Aira.
What the engineer will check
- Aira remote follow-up.
Who to ask for: Aira-employed Clean Energy Technician (R290 heat pump).
Certification: Aira-trained/licensed technician; R290 flammable refrigerant competence for refrigerant work.
What you might notice
Sources
- Get to know your Aira Heat Pump system (homeowner guide, UK) ↗ · UK homeowner guide · page ManualsLib p.8 (printed p.15) · Reviewed 23 September 2026
A code explains what the controller detected, not a confirmed root cause.
Reviewed: 23 September 2026