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Heat pumps · Error codes · Worcester Bosch
A61-3061Worcester Bosch · Worcester Bosch, all models

A61-3061 on a Worcester Bosch heat pump: CR 10 H incorrectly configured (A61/3061: heating circuit 1 ... A68/3068: heating circuit 8)

Short answer

On a Worcester Bosch heat pump, A61-3061 means: CR 10 H incorrectly configured (A61/3061: heating circuit 1 ... A68/3068: heating circuit 8). 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: CR 10 H incorrectly configured (A61/3061: heating circuit 1 ... A68/3068: heating circuit 8).

Part involved: CR 10 H configuration.

When it shows: CR 10 H incorrectly configured (A61/3061: heating circuit 1 ... A68/3068: heating circuit 8).

Likely causes:

  • Configuration error (see A21).

Is it safe?

Does the heat pump stop?Partly
SeverityFault — clears by itself when the condition goes
Engineer needed?Yes

The heat pump keeps running with some functions stopped.

Resetting itself: Clears when cause removed.

Manual reset: CR 10 H manual: if a fault cannot be rectified note fault code and sub-code and contact contractor with ID no.

What you can check

  • Read and note the full code (and sub-code) shown on the controller and pass it to your installer.

What the engineer will check

  • See fault code A21 remedy.

Who to ask for: heat pump installer / controls engineer.

Certification: None specific; electrical isolation required before wiring checks.

What you might notice

Sources

A code explains what the controller detected, not a confirmed root cause.

Reviewed: 23 September 2026