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Meyerton · Same-day

Gas Boiler Not Igniting in Meyerton

The boiler attempts to start, clicks or purges, then locks out without lighting. This page covers how we diagnose and repair it on boilers in Meyerton.

This fault is normally treated as same-day work because the site has effectively lost hot water, steam or safe operation.

Manufacturing and processing sites with boiler plant and hot water systems. Sites with long, poorly insulated pipework lose more heat in distribution than most owners expect, which reads as a capacity problem at the outlet.

Area
Meyerton, East Rand
Equipment
Boilers
Call
069 268 0988

What we find here

Likely causes

  • Failed ignition electrode or transformer
  • No gas supply or closed valve
  • Gas solenoid or valve failure
  • Air pressure switch not proving
  • Blocked flue or condensate trap

How it is confirmed

Diagnostic sequence

  • Electrode gap and spark test
  • Gas pressure measurement at the train
  • Air proving switch continuity test
  • Flue and condensate path inspection

FAQs

Frequently asked questions

What causes gas boiler not igniting?

The usual causes are failed ignition electrode or transformer, no gas supply or closed valve, gas solenoid or valve failure, air pressure switch not proving. Which one it is can only be confirmed by measurement, not by symptom alone.

How do you diagnose it?

Electrode gap and spark test; Gas pressure measurement at the train; Air proving switch continuity test; Flue and condensate path inspection. The readings are recorded so the repair decision is based on data.

Can I keep using the system in the meantime?

No — isolate the plant and call 069 268 0988. Running it in this condition risks further damage or an unsafe situation.

Do you attend this fault in Meyerton?

Yes. Ekurhuleni call-outs are grouped by area so industrial and commercial visits can be attended on the same run. Planned maintenance preferred over breakdown response in this belt.

Gas Boiler Not Igniting — Meyerton

Planned maintenance preferred over breakdown response in this belt.