Potentiometers Intro
Potentiometers (potential dividers) are a variable resistor which, depending on the function it is used for, can be adjusted either by the end user (electronic thermostat knob on front fascia numbered 1-6 providing the set point, which could be between...
How to test a potentiometer
To Test a Potentiometer (three pin connector)
Note: Manufacturers resistance readings will vary and must be checked for correct operation
Electrically isolate boiler / system controls
Remove potentiometer wires (at the p.c.b end) to prevent...