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Mend Myson Apollo 40S Boiler Thermostat Ignition

myson apollo 40s sporadic ignition?

hi, when boiler gets water to aquired temp.,instead of shutting down,it comes on for 3 seconds then clicks off for 4 seconds then on for 3 seconds and so on...any ideas chaps..only thing i can think of is the thermostat ???

simon blasky
August 2006
Hi, does it do it on both high and low temp setting or just one?
(i'm assuming it has a high/low switch)

Paul
September 2006

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