wont work any body help please.
Problems are as follows
overheat light on and wont go out I have changed the over heat thermostat and the thermostat and replaced the main PCB.The pump is running all the time the power is on and the fan does not run, There are no volts from the PCB to the fan.
Some more info if its of any help,When the power is on the overheat light comes on,When i turn the heating or water on the boiler light comes on as well with or without the temp control on or off.
Gary, July 2010
Hi Ian i have checked the continuity of both stats and both are ok ,Any thing else you can think of ?
The overheat light come on as soon as the main power is turned on even with the temp control off.
Gary, July 2010
check the wiring harness to the overheat stat for continuity.
