52CRITICAL

Boiler Shutdown - No Flame (Viessmann)

Viessmann boiler detected flame failure during operation and shut down the burner.

What This Error Code Means

The flame monitoring system lost flame signal after the burner was already running.

Common Causes

  • Gas supply interruption
  • Flame sensor dirty or failed
  • Combustion air supply issue
  • Gas pressure fluctuation
  • Burner nozzle clogged

Affected Brands

Viessmann

How ROMA Heating Fixes This

  • Check gas supply continuity
  • Clean or replace flame sensor
  • Inspect burner assembly and nozzles
  • Verify combustion air supply
  • Reset boiler and monitor operation

24/7 Emergency Service

Available nights, weekends, and holidays. Fast 1-2 hour response.

Licensed Technicians

TSBC Gas License LGA0202903. Fully insured and WCB covered.

Same-Day Service

We diagnose and fix error code issues quickly.

Seeing Error Code 52?

Call now — our technicians can diagnose and fix it today

Call 778-909-5731