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F.180

F.180 — Burner in a fault state (Gas pressure too low)

Viessmann · Vitodens 200-W Boilers

What does F.180 mean?

The burner is in a fault state because the gas pressure is too low, which prevents proper combustion. This can be due to issues with your gas supply or the gas pressure switch.

Common Causes

  • Gas pressure too low
  • Gas pressure switch not working properly

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Reset the appliance.

  2. 2

    Check your gas supply and ensure the main gas valve is fully open.

  3. 3

    If the fault persists, contact your gas supply utility or a qualified technician to check the gas pressure and gas pressure switch.

Browse all codes in this manual (60)
Verified technical data. Last updated: April 2026

Related Faults

Connection errorConnection error and triangle symbol — Problem with connection to programming unitF.100F.100 — Electronics modules connected to PlusBus not functioning (Voltage error PlusBus)F.104F.104 — External fault message input active
Source: Viessmann Vitodens 200-W Boilers
Open Manual (Page 65)Search more codes in this manual