Product Details
Genuine Whirlpool part. Whirlpool brands include Whirlpool, Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, Kenmore, and others.
Whirlpool also makes various appliance models for Sears / Kenmore.
Cross Reference Information
Part Number WP549433 replaces AP6009671, 549433, 549418, 647602, 850535, 934445, 99989722, GH433, PS11742840.
Description
This Incoloy defrost heater melts frost buildup on the evaporator to help restore normal airflow and cooling. Replaces a failed heater to reduce excessive frost and recurring defrost cycles. What it does
- Heats the evaporator coil during the defrost cycle to remove ice and frost buildup.
- Helps restore proper airflow and consistent cooling when frost is preventing normal operation.
- Common symptom: heavy frost or ice on the evaporator and reduced cooling performance.
- Designed for use in the refrigerator/freezer defrost system; replaces a burned-out or open heater.
What's included Includes: One Incoloy defrost heater. Install notes
- High-level installation: power off and unplug appliance before servicing; access the evaporator compartment per your model's service manual.
- Verify heater continuity with a multimeter before replacement; handle the element carefully to avoid bending or damage.
- Reassemble panels and restore power, then confirm normal defrost cycles and cooling.