Ariston Boiler Repair In Bristol Somerset Gloucestershire Plumbing Care Services
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F15 boiler fault. The ntc thermistor has gone open circuit should read 12kohms at 20c wiring harness fault or connection fault between thermistor and the main pcb. The replacement user interface pcb has not been set up correctly by the service engineer. If your glow worm boiler is showing the f5 fault code on the display panel it means there has been an overheat fault.
If you have any vaillant boiler fault codes appear and are not sure on how to resolve it then contact us and arrange for an engineer to call and clear the faults and get your boiler up and running again. Fault codes take priority over all other display functions in the event of a system fault occurring. I have swapped a couple of radiators recently but system has got good pressure and there arent any leaks.
F15 is on display nothing about this in the manual. Shown below is the procedure to access fault code history for most digital vaillant boilers. Fault code f6.
Vaillant boiler fault codes vaillant boiler fault codes. The fault code system helps your boiler engineer to determine either the component thats causing the issue or in this case the type of problem that has occurred. If your boiler has been getting noisier over recent weeks or months theres a chance this is connected to the f14 fault code being displayed.
If multiple faults occur the corresponding fault codes are displayed alternately for about two seconds each. Vaillant ecotech 637 f15 fault.