noisy main 18 he heat only boiler

[hammerheat]

Hi guys,
Got a customer with the above boiler that makes a loud noise on start up then stops. this happens intermittently, any come across this?

 

[ShaunCorbs]

What sort of noise is it

Banging
Metal on metal
Clicking etc

 

[hammerheat]

What sort of noise is it

Banging
Metal on metal
Clicking etc

high pitched whirring sound

 

[hammerheat]

high pitched whirring sound

 

[Old Account]

Have you tried contacting the manufacturer? They should know what it’s causing the noise.

 

[ShaunCorbs]

Check the fan