How To Test A Bad Ac Capacitor. First move the fluke dial to higher voltage Ohms settings. The following instructions demonstrate how to use your digital multimeter to test an AC capacitor Be sure to remove the capacitor from the circuit and fully discharge it prior to measuring its value.
Smoke or a burning smell from exterior air conditioning components. Airco Services Friendly Technicians Clean Repair or Replace. Testing an AC Capacitor with Voltmeter.
I used a klein tools MM2000 and a Klein tools CL1000 most fluk.
You just cannot test a bad capacitor both inside or outside a circuit board by capacitance meter or multimeter. Walk outside to where the AC condenser unit the big outdoor box is located. The pointer will quickly snap all the way over. Testing a capacitor with a voltmeter can give you an idea if the capacitor is good or bad.
