Find the filter location for EDR4RXD1
Use the model manual and appliance label instead of guessing by layout. The published Everydrop record identifies this cartridge as Refrigerator Water Filter 4.
Start with fit verification
Match the complete refrigerator model and the code printed on the existing cartridge. Official filter for select Whirlpool, Maytag, KitchenAid, Amana and JennAir refrigerators. Confirm the model number before ordering. Do not infer compatibility from color, overall shape or brand alone.
Service baseline
The available record uses 6 months or 200 gallons, subject to the manufacturer’s whichever-comes-first instructions. Water quality, usage and long periods of inactivity may justify earlier service.
Safe action
Follow the Filter 4 and refrigerator model instructions; replace about every six months or 200 gallons. If the cartridge does not seat normally, water does not return after flushing, or the housing leaks, stop and use the refrigerator’s model-specific manual.
Evidence
Open the linked source before purchase. FilterRef separates published compatibility from general troubleshooting guidance and does not treat an aftermarket cross-reference as automatically equivalent.