Questions & Answers for: flow switch boiler

...flow through the heat exchanger. A good place to start might be the flow switch (usually in the bottom of the boiler, where the cold water supply comes in) or the electrical connections to it.

...flow switch sticking. We have had 3 sub contractors come out and replace the flow switch and a Viesmann engineer come out very recently blaming the water for the problem with the flow switch!! Their ...

...switch to tell the boiler to fire up Check the hot water flow rate with boiler on or off. If v.low then not enough water flows through boiler to activate. The only difference between ch and hot water ...

...the boiler fu... em broken hi thermosat or the water valve is staying open allowing the gas to flow at full rate when water is off hence the steam , boiler is very broken call a gas fitter to fix it

...flow switch. Small black box lower left hand side as you face the from of the unit. Try to jump the connection and then see if it fires up. If it does, replace your flow switch. The flow switch ...

...switch has many functions depending on the application. they are used in boilers to sense that there is enough water in the boiler. furnaces have them to insure the vent fan is working. pool boilers ...

flow switch, solenoid valves or thermistor You gave a good description of the boiler-- now we need to hear the clues you have observed, as it fires (or fails to fire-- or what?) Or as the water flow--

flow, this cools the boiler down allowing it to automtically fire up.this happness while the hot water tap is running you can feel the diffrance when the boiler is on and when it go,s off and comes on

...fan motors and changed the fenwall. The air flow micro switch is working as well so I don't know where else to look any help would be appericated possible pressure switch or tube clogged to ...

...flow switch. The flow switch is responsible for detecting the flow of water through the boiler. If the flow switch is not working properly, the boiler will not be able to operate safely and will shut ...