my actuator on heatline c28 is wet?
hot water going hot and cold, burner coming on and going off?
dip switches positions ?
Heatline viso 24 plus pump fault?
Heatline combi boiler on 4 and going past what can I do?
f4 ironsation fault on boiler ?
heatline c28?
hot water flow problem?
What can I do when my Heatline C24 boiler continuously cuts out?