Journal
Work out what is wrong
before anyone drives over.
Notes from the bench, written in the order we work: what we measure, why, and what it rules out. Some of them end with no visit needed.
Series · Doors and Panels
Doors and Panels
Most faults on a panelled Sub-Zero begin where the unit meets the cabinetry: a seal, a hinge, a panel out of line. This series lives in the model catalogue, one page per series and one note per fault.
Open the model catalogue Find the model tag first
- Getting a Sub-Zero Into a Downtown Bellevue Tower: Freight Elevators, Move Windows Written by Bjorn Aaltonen In a Downtown Bellevue tower the building sets the date, not the technician: freight elevator, insurance certificate and move window all have to line up before a Sub-Zero column can leave its millwork. Most repairs, though, never need any of that.
- Sub-Zero Wine Cooler Zone Reading Five Degrees Out of Range Written by Bjorn Aaltonen When one zone of a dual-zone Sub-Zero wine cabinet sits several degrees off its setpoint, the control board is almost never the cause. Here is the order to check things in, and what each symptom actually points at.
- Sub-Zero Freezer Frost Keeps Coming Back After You Clean It Written by Bjorn Aaltonen A sheet of frost that rebuilds on the freezer's back wall within a fortnight of every clean-out is a defrost circuit problem or a seal problem — and telling those two apart at home is easier than most owners expect.
Still warm after reading? Describe the door and the display, and we take it from there.