CodeRegistry
Brands
  1. Home
  2. Nibe
  3. Ground Source Heat Pumps
  4. Sens flt:BT11 11
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

Sens flt:BT11 11

Sens flt:BT11 11 — Brine out sensor fault

Nibe · Ground Source Heat Pumps

What does Sens flt:BT11 11 mean?

This error message relates to the brine out temperature sensor. Causes may include an open or short circuit, or a defective sensor. The compressor might be blocked.

Common Causes

  • Open-circuit or short-circuit on sensor input
  • Defective brine out sensor
  • Compressor blocked

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the connections for the brine out sensor.

  2. 2

    Inspect the sensor for any physical damage.

  3. 3

    Manually reset the alarm in the alarm menu.

  4. 4

    If the fault persists, contact your installer.

Browse all codes in this manual (49)
Verified technical data. Last updated: April 2026

Related Faults

Alarm bell in displayAlarm bell symbol in display — Malfunction detectedAlarm no. 54Alarm no. 54 — Motor protection breaker trippedAlarm numbers 70-99Alarm numbers 70-99 — Communication interrupted
Source: Nibe Ground Source Heat Pumps
Open Manual (Page 46)Search more codes in this manual