Refrigerator Defrost Control Board – ERP ADC8931 Replaces 4388931

Refrigerator Parts – ERP

ERP ADC8931 is a new Exact Replacement Parts service replacement for compatible appliances. Controls automatic defrost timing to prevent excessive frost on the evaporator while allowing normal cooling cycles. Product specifications Brand: ERP (Exact Replacement Parts) ERP part number: ADC8931 Product type: Refrigerator Parts Cross-reference / replaces: ADC8931, 4388931 Condition: New replacement part Symptoms of failure Heavy freezer frost, warm fresh-food section, evaporator icing, defrost heater not being energized, or irregular compressor/defrost cycling after heater and sensor checks. Installation instructions Unplug the refrigerator. Access the control housing, protect connectors from moisture, label and transfer wiring, mount the board without static or physical damage, reassemble panels, and monitor cooling and defrost operation. Diagnose heater and sensor circuits before condemning the board. Important compatibility and safety information Confirm the complete appliance model number, original part number, electrical ratings, dimensions, connector style, and mounting configuration before ordering. Similar-looking parts may not be interchangeable. Use a qualified technician for electrical, gas, refrigeration sealed-system, water, or heavy-component service.

Compatible Part Numbers

• ADC8931
• 4388931

Key Features

• Product type: Refrigerator Parts
• SKU / MPN: ADC8931

Fixes These Symptoms

• Heavy freezer frost
• warm fresh-food section
• evaporator icing
• defrost heater not being energized
• or irregular compressor/defrost cycling after heater and sensor checks.

Compatible Brands

• ERP
• GENERIC REPLACEMENT PART

Always verify your complete appliance model number before ordering.

Installation Guidance

Unplug the refrigerator. Access the control housing, protect connectors from moisture, label and transfer wiring, mount the board without static or physical damage, reassemble panels, and monitor cooling and defrost operation. Diagnose heater and sensor circuits before condemning the board.