CB, SY 1.015673 Overheat Thermostat (CB24/28/SY)

Alpha 1.015673 Overheat Thermostat (CB24/28/SY)

This part fits the following:

• Alpha CB 24
• Alpha CB 24X
• Alpha CB 28
• Alpha CB 28X
• Alpha SY 24

Usually when a boiler overheats, the unit will recognise that heat is rising to an unsafe level, triggering a safety feature which causes it to shut down.

This is a safety mechanism that has been introduced in recent years, and it’s something that all good modern boilers are fitted with.