Questions & Answers for: boiler relay switch

Temp. switches are directly on the boiler with wires that go to a relay connected to the heating element. Pressure switches just have a tube connected to the boiler with wires to the relay. Good luck

...boiler shuts off gets cold in house over a 24 hr time span bioler does not start by itself(themostat gets cold mercury swithc clicks) seems like an electrical relay problem any idea how to trouble ...

Relay will be fine if you fix the real problem. Get some new seals (5 of them) into the steam boiler and check for leaks from the teflon tube at the top of the steam boiler. When you have it apart tip

boiler. There seems to be a common fault with the relay in the base unit box that's wired in to the boiler. If the black triangle is showing, the remote is demanding heat. If the two lights (green and

...Boiler relay/relays sticked (see electrical wiring diagram - RL1/ RL2/ RL3 relays of AP2 board)? C3 Tank temperature too high Is the feed water above 60°C? Has the software alarm value been modified ...

...off as scheduled on the display panel but the boiler stays on. Is the problem with the panel or the boiler itself? I have to switch the boiler off manually It could be a relay or sensor

...boiler. I thought the best way would be to use it to switch a relay on the boilers dc switch circuit. However, I find the circuit has 32V and all the relays I find are rated up to on 30v dc. ...

...boiler wont heat up,changed the relay and klions. whats next If you have already replaced the relay and the klions (I assume you mean the "pilot" or "ignition" module), and the steam boiler still ...

...Boiler Aquastat Relay Switch Is Malfunctioning The relay button in my aquastat for my boiler seems to have loosened up for some reason. I propped it up with a makeshift metal crutch. It works fine ...