Norcold 983 - All LEDs Flashing (3-Way: DC Heater Open); Flashing Temp Setting LED (Back-Up System); All LEDs Flashing (AC Heater Open); All LEDs Flashing (Flame Sense Failure)

All LED’s Flashing-3 Way Models Only
(LED’s will flash, pause, flash, pause, etc.)
DC heater failed open. DC voltage is being supplied to the heater but the heater is not
drawing current (no cooling).
Flashing Temperature Setting LED-All Models
(LED will flash, pause, flash, pause, etc.)
Back-Up Operating System. If the thermistor becomes inoperable, the power board will
revert to the Back-Up Operating System. When the refrigerator enters this mode the
thermistor is ignored and the refrigerator will interpret the thermostat setting as a duty
cycle command.
All LED’s Flashing-All Models
(LED’s will flash, pause, flash, pause, etc.)
AC heater failed open. AC voltage supplied to heater; AC heater not drawing current.
All LED’s Flashing-All Models
(LED’s will flash, pause, flash, pause, etc.)
Flame sense circuit failure.
All LED’s Flashing-All Models
(LED’s will flash, pause, flash, pause, etc.)
AC heater failed for current out-of-tolerance.
All LED’s Flashing-3-Way Models Only
(LED’s will flash, pause, flash, pause, etc.)
DC heater failed for current out-of-tolerance.
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