Heatline combi boiler on 4 and going past what can I do?
heatline c28?
pressure gauge has fall below 1 bar?
hot water flow problem?
heatline c24 combi boiler?
Heatline boiler ignites and then the flame goes out?
my actuator on heatline c28 is wet?
heatline c24 how can i fix it?
hot water going hot and cold, burner coming on and going off?