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241

Code 241 - Ignition device activated too long

Junkers · Cerapur 9000i Boiler

What does 241 mean?

The ignition device has been active for an excessively long period, which can indicate an issue with ignition or flame detection.

Common Causes

  • Faulty wiring or plug connection of the burner control unit
  • Problem with ignition or flame sensing

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check the wiring and plug connection of the burner control unit for any issues.

  2. 2

    Inspect the ignition device itself for proper function.

  3. 3

    If the issue persists, a qualified technician should investigate the ignition system.

Browse all codes in this manual (48)
Verified technical data. Last updated: April 2026

Related Faults

0.9 BAR0.9 BAR — Low operating pressure101Code 101 - Mains voltage lower than allowed1019Code 1019 - Flame formation after burner switches off
Source: Junkers Cerapur 9000i Boiler
Open Manual (Page 38)Search more codes in this manual