vaillant 828 t/max

[djmbristol]

hi guys got a vaillant boiler on lock out 🙁 i can see sparking but wont fire, it had a problem with the hot water last night (tho heating was fine)as i was checking the programs the red light came on f28 boiler lock out now grrrrrrr now theres no ch or hw 😕 any help would be great thanx

 

[stevetheplumber]

have you got gas ?

 

[pauls]

flame rectifacation device faulty on pcb maybe no gas will cause boiler lockout

 

[djmbristol]

have you got gas ?

yes i got gas, should i be able to hear it at the burner ? thanx for your info