15Odor Remover Diagnostics• Check to make sure filter is installed.• Is Odor Remover Mode on? Odor filter operates for 4 hours then turns itself off. Odor remover will notremain on constantly• Source of odor is still in refrigerator. Make sure item that source the odor has been removed from therefrigerator.• Filter is used up. Replace with new filter.• Odor filter fan inoperative. DC voltage can be checked at the main boardJ7PIN 1 – 12VDC +PIN 2 –12 VDC –PIN 3 – PWMPIN 4 – TACHODOR FILTER FAN