Journal

Diagnosis, written down

Each entry comes out of an actual Woodinville service call. If one of them settles the problem without us, that is a good outcome.

1. July 25, 2026 4 min read Wine Country at Home: Multi-Zone Storage, Unconditioned Cellars and Two Degrees of Drift in Woodinville Set down by Dean Halvorsen Most Woodinville wine-storage faults are decided by where the unit stands, not by what it is. In a town with 130-plus wineries and tasting rooms in a six-mile radius, cabinets end up in garages and outbuildings, and an unconditioned room is what turns a small drift into a service call. wine districtwoodinvillelocal
2. July 8, 2026 4 min read Frost Building Up Inside a Sub-Zero Freezer: Reading the Defrost Circuit Set down by Dean Halvorsen A sheet of frost on the back wall of a Sub-Zero freezer is a symptom with four common causes, only one of which is expensive. How to tell a door seal problem from a failed defrost heater before you book anyone. freezerdefrostdiagnosticsdoor seal
3. June 17, 2026 4 min read Sub-Zero Wine Cooler Holding the Wrong Temperature in One Zone Set down by Dean Halvorsen One zone drifting while the other holds is almost never a compressor failure on a Sub-Zero wine unit. What a four-degree gap between zones actually points at, and what to check before booking a visit in Woodinville. wine storagedual zonediagnosticstemperature drift