The function of a potential relay is simply to assist in starting the electric motor. Potential relays are commonly found on many smaller single-phase capacitor-start, capacitor-run motors in the ...

Although this rate of consumption doesn't sound like much, when you pair your TV's standby ... a large-capacity capacitor, and its AC power connection is severed using a relay.

If a failed start capacitor is discovered while troubleshooting, the start relay should be inspected as the possible cause. The contact points of the relay could be damaged, causing it to stick closed ...