When I put the heating on it seems to fire up then cut out
SOURCE: boiler overheating
the problem there a relay stuck or thermostat bring on the pump & you can lower your high limit aquastat!! also the flow valves can bypass hot hot water risers time to put in a seperate water heater domestic coil are not energy efficient !!!! aquastat high limit set @ 180f deg low limit set @ 140f deg!!!
good luck!!! tim
SOURCE: boiler keeps losing pressure when the heatings off
Hi Leehardcast,
Yes the problems are related. The system is low on water. So now instead of water you have air in radiators which is easily compressed when it heats up. Then pressure loss when it cools down.
Add some water to your system until you have 15lb pressure and bleed out upstairs radiators at the same time.
Please rate this response and Good luck, Phil
SOURCE: alpha 240e boiler wont fire up for hot water, will for heating
most likely the diverter valve.. when hot tap turned on the movement of the water through the valve operates a diaphragm which pushes a pin/button//switch to tell the boiler to fire up
SOURCE: no hot water have amtrol boilermate
There is a device on the boilermate called an aquastat which controls the flow of hot water into it. Replace that and you should be up and running again. Joe.
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