Factory-trained repair of Wolf D030PM/S/PH oven. Diagnosing and fixing upper cooling (stalling) fan malfunction — full inspection, disassembly, part replacement, and system test.

Sub-Zero BI-42UFD/S/PH – Control Board Failure & Freezer Not Cooling. This real-case repair from our Sub Zero Refrigerator Repair operations in the Bay Area is a perfect example of why proper diagnostics matter.

Freezer not cooling consistently is a common Sub-Zero issue caused by a failing evaporator fan motor. In this real service case, our technician diagnosed intermittent cooling, replaced the freezer fan with an OEM part, and restored proper airflow and stable temperatures.