Diagnostic Guides
Work out what is wrong first
Longer reads for Issaquah owners: a symptom, what it usually turns out to be, what regular upkeep would and would not have prevented, and the point where guessing costs more than a visit.
Short answers Owner questions, each answered in a table The routine The Issaquah Sub-Zero owner's handbook
- Winching a Sub-Zero Up a Squak Mountain Switchback: Grade, Moss and Door-Panel Removal on Issaquah's Hillsides Diagnosis by Bjorn Aaltonen On the Squak Mountain and Talus flanks, grade decides the job: a built-in moves as one several-hundred-pound piece, so panels and grille come off first.
- Frost Keeps Coming Back: What Upkeep Rules Out Diagnosis by Bjorn Aaltonen Frost that returns on its own rhythm is not an upkeep problem. What a clean coil, a closing door and a sound gasket rule out, and what they do not.
- Why a Sub-Zero Wine Cooler Drifts Out of Temperature Diagnosis by Bjorn Aaltonen A zone that reads 55°F while the bottles sit at 62°F is rarely the compressor. What drift on a Sub-Zero wine unit means, and when it is a service call.
When upkeep has done its part
Have it diagnosed, not guessed at
$89 for the visit and the diagnosis, deducted from any repair you approve, with the price agreed before a panel comes off. Across Issaquah, every day, 8 am to 8 pm.