Sub-Zero · Refrigerator error code
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Guide · RefrigeratorThe inverter board only drives the compressor when it has line power, a run signal from the main board and a compressor with sound windings. Forum threads describe owners swapping two or more inverter boards before anyone checked the compressor or the signal. The wrong turn is a second board without checking supply, signal, windings and case ground; a bad compressor is sealed-system work and gets referred.
Guide · RefrigeratorA refrigerator started from room temperature needs hours to pull down and up to a day or more to settle, longer in a hot room or if it was loaded right away. Ice comes later still. Before treating it as a failure, confirm it is actually running (not in showroom/demo mode), the doors seal, it was not lying on its side, and give it the manufacturer's window.
Guide · RefrigeratorAn adaptive defrost board replaces the old cam timer. It counts compressor run time (and on some boards door-open time) and adjusts the next defrost interval based on how long the last one took. Test the heater and the cold bimetal first, then force a defrost: if the heater warms on a forced defrost but the coil still ices, the board isn't starting defrost on its own.
Sub-Zero · Refrigerator
10 1 02
Zone 1 cabinet thermistor unstable
Sub-Zero · Refrigerator
10 2 00
Freezer cabinet thermistor open
Sub-Zero · Refrigerator
10 2 01
Freezer cabinet thermistor shorted
Sub-Zero · Refrigerator
10 7 00
Ambient (on control board) thermistor open
Sub-Zero · Refrigerator
10 7 01
Ambient (on control board) thermistor shorted
Sub-Zero · Refrigerator
10 7 02
Ambient (on control board) thermistor unstable