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Mend Halstead Best 40 Heating Boiler System

halstead best 40?

i'v got a halstead best 40 boiler. when i turn the boiler on at the spur, the pump starts and will keep going all the time. the only way it will stop is by turing of the boiler. the boiler works fine otherwise.

john
October 2009

Halstead Halstead Best 40 Heating, Home Heating Systems Heating Boiler System

had the same fault, you need to replace the aquastat pcb, about 115 pounds.

mike
March 2011

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Halstead Best 40 Boiler - Pump Running Constantly