What's involved in a boiler service?

A boiler service should consist of gas pressure checks, gas rate, test safety devices, flue gas the appliance where nessasary clean out burner/ heat exchanger. Condensate trap. As a rough guide. But a service will vary from boiler to boiler. So look at the manufacturer instructions it will all be in there

A gas engineer removing boiler case checking co2 level with a gas flue Analyser ,also flue gas Ratio that will Established whether the burner need cleaning with vacuum cleaner all this information will be in the boiler manual this give us all the information and correct guide line .

Servicing instructions will be in the manual.

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