Heat pumps · Error codes · CTC
E010CTC · control system alarm/information platform (error-code grouping)
E010 on a CTC control system alarm/information platform: Compressor type?: no information about the compressor type is available
Short answer
On a CTC heat pump, E010 means: Compressor type?: no information about the compressor type is available. The heat pump keeps running with some functions stopped. An engineer is needed to fix the cause.
Reviewed 23 September 2026 · 1 source
What it means
The manual says: Compressor type?: no information about the compressor type is available.
Part involved: compressor configuration.
Is it safe?
| Does the heat pump stop? | Partly |
|---|---|
| Severity | Fault — needs a manual reset once the cause is fixed |
| Engineer needed? | Yes |
The heat pump keeps running with some functions stopped.
Manual reset: Press "Reset alarm" on the display; a persisting fault must be rectified before it can be reset.
What you can check
- Note the alarm code/text, the product model and serial number and contact your installer.
What the engineer will check
- Check heat pump configuration/compressor type setting and communication with the heat pump; read the heat pump alarm.
Who to ask for: heat pump controls.
What you might notice
Sources
- CTC EcoZenith i255 Installation and Maintenance Manual (400V 3N~/230V 1N~/230V 3~) ↗ · 162 505 67-9 CR01164 2026-05-10 · page 80 · Reviewed 23 September 2026
A code explains what the controller detected, not a confirmed root cause.
Reviewed: 23 September 2026