Wine cooler runs but does not get cold enough; temperature is consistently too warm.

Safety first: Unplug the unit before cleaning coils or touching any components. Do not attempt to add refrigerant or open the sealed system.

Steps to improve cooling:

• 1. Verify settings and loading: Confirm the temperature setpoint is correct and the cabinet is not overloaded with bottles blocking airflow.
• 2. Clean condenser coil: Remove the rear lower panel and gently vacuum or brush the condenser coil. This is critical on Viking undercounter models.
• 3. Check condenser fan: Ensure the rear fan runs whenever the compressor is on. Replace the fan motor if it is slow, noisy, or not running.
• 4. Inspect door gasket: Look for gaps, tears, or warped areas in the door gasket that could allow warm air infiltration. Replace if necessary.
• 5. Evaluate frost pattern (advanced): Remove the interior rear panel and briefly observe the evaporator coil while running. A normal coil will frost evenly. If only a small section frosts or no frost appears, the sealed system may be undercharged or restricted and requires professional service.

Note: If cleaning and fan replacement do not restore proper cooling, contact a Viking-authorized refrigeration technician for sealed system diagnosis.