Service Input Operations - Sub-Zero 400 Series Information Booklet

Service Input Operations

» Auto Model Configuration Mode
If a new main control board is installed during a service call,
double dashes ( - - ) will appear on the LCD indicating the board
must be configured for the model it was installed into.
1. With unit on - Press COLDER or WARMER key to toggle
through model codes, then stop when proper code is
displayed (See Model Code Table on next page).
2. Press UNIT ON/OFF key to store configuration.
» Manual Entry Model Configuration Mode
If control board configuration needs to be verified or changed:
1. With unit on - Press & hold either COLDER Key and
POWER key simultaneously.
2. Press POWER key for 15 seconds.
3. Press COLDER or WARMER key to toggle through model
codes, then stop when proper code is displayed (See
Model Code Table on next page).
4. Press POWER key to store configuration.
UC SERIES
PAGE 123