• Tester is very easy to use. Simply replace the ice maker cover with the tester and follow the step by step instructions printed on the front of the tester. • Allows for quick and accurate diagnosis of ice- makers used on all Whirlpool, KitchenAid, Estate, Roper, Amana, Maytag, Sub Zero, and Kenmore refrigerators. • Technicians have commented that the tester gives them a more professional image when dealing with the consumer. • By saving 15 - 30 minutes per service call the tester quickly pays for itself.
So that will test to see if the water will fill properly and if it will dispense ice?
P. Power Diagnosis: Light ON=power to ice makerT. T-STAT/MODULE DIAGNOSIS: If the light is ON, the t-stat is open.If SOLID ice is in the mold and the consumer states that the ice maker has NOT harvested ANY ice over the last two days then:Press switch 3 seconds: If ejector rotates, replace the t-stat If ejector remains stationary, replace moduleIf SOLID ICE is in the mod and the light is OFF, the t-stat is closed.Verify bail arm is in the run position (down).Press switch 3 seconds: if ejector remain stationary, replace module.V. Water Valve Diagnosis:If light is OFF then circuit to valve is open.if light is ON them circuit to valve is good. Press switch to energize valve for water flow. If no water check valve, lines, inlet, supply, etc.
i have used one for about 2 years and have liked it.