WebSep 15, 2024 · Even if the radiator isn’t hot, bleeding it causes hot water to come out. 4 Open a bleed valve near the top of your radiator with the key. Use the radiator key or tool to start loosening the bleed valve. Turn it counterclockwise … WebA1 – Little or no water in the system – check pressure gauge and repressurise to 1 bar. C1 – Fan has stopped. EA – No flame is detected. The boiler will block during 4 attempts before going to Locking fault. EF – The boiler is operating at minimum burner load and there is a greater than 18°C Flow & Return temperature difference
Best Boiler Buying Guide - Consumer Reports
WebNov 13, 2024 · Your timer or thermostat may be faulty. If you have no heating or hot water, you might want to check your programmer or thermostat, as that could be the culprit. Set … WebFeb 23, 2012 · Hot water problem with Combi Boiler Malcolm McLeod 14 subscribers Subscribe Share 98K views 10 years ago Video showing the problem with our hot water … china fully automatic barbed wire machine
How do I fix the red light on my boiler? – KnowledgeBurrow.com
WebFeb 15, 2024 · I keep running dhw but hot water indicator on navien screen does not come on indicating its not heating water. The heating system works however. The screen shows psi but not gpm. Psi is around 21.6. I keep running flow at shower and sink full blast but sometimes it has triggered navien to heat but most times not. WebOct 24, 2024 · Now there is no hot water, when you open the hot water tap, there is simply no reaction from the boiler, its almost like the boiler doesn't know if the hot water tap has been opened. Central heating works fine though. Reading the forum, it seems like it could be either the DHW flow switch or diverter valve problem. WebJul 11, 2024 · 3. The water flow. If there is no hot water from the boiler, there may be no water flowing through the system at all. You can check the pump itself at the boiler … graham culverhouse ross coates