burner system maintenance 2

https://industrialboilerrepairworks.halcyonledger.com/posts/why-industrial-boiler-repair-requires-a-specialized-approach

A thorough burner system maintenance involves inspecting the fuel nozzle and air shutters for any carbon buildup or wear, then cleaning or replacing them as needed. You'll want to check the igniter and flame sensor for proper operation, and verify that the gas pressure and airflow are within specs. Replacing the fuel filter and lubricating the fan motor bearings can prevent unexpected shutdowns. Finally, run a full test cycle to confirm clean combustion and stable flame, making small adjustment…