Mcii Tempatrol® Function Settings; Basic Operation - Delfield Shelleymatic ACR-26S Service And Installation Manual

MCII Function Settings
The MCII microprocessor has been preset at the facto-
ry for the following functions eliminating the need for
programming when your unit arrives. These settings
must be correct for your unit to operate properly.
1. Enter diagnostic . . . . . . . . . . Press down + time > temp
2. Enter Phase II . . . . . . . . . . . . . . . . . . . . . . . Press defrost
3. Scroll to "Basic function" . . . . . . Press up/down - go to
4. Scroll to temperature range. . . . . . Press up/down - go to
5. Scroll to defrost termination temp . . . . . Press up/down
6. Press reset button
7. Press temp button. . . . . . . . . . . . . Temp should read 0°F
8. Scroll up or down . . . . . . . . . . . . . . . . Set at 36°F (2°C)
***Basic function ("012") must be set first otherwise
it will cancel out everything previously entered.

Basic Operation -

After plugging the unit in and turning the power switch to
ON, the unit will operate immediately upon start without
any programming of the MCII Tempatrol ® required. The
freezer temperature is preset to 0°F and the refrigerator is
preset to 37°F. NOTE: Freezer cabinets have a built-in differ-
ential; the actual interior temperature will be 0 to 3 degrees
lower than the set point.
When the unit is started, the digital display will flash, and will
continue flashing if the interior cabinet temperature is over the
set temperature range. When the cabinet is cooled to the set
For customer service, call (800) 733-8829,
4
(800) 733-8821 or (517) 773-7981
"012"**** - set at 0:01
"015" - set at 0:07
-go to "005" - set at 0.03
For Units Built With The MCII Tempatrol ®
temperature range, the display will stop flashing.
When the unit is restarted after a power interruption, the digi-
tal display will flash only if the interior cabinet temperature is
over the set temperature range. When the cabinet is cooled to
the set temperature range, the display will stop flashing.
Every time the unit is started or restarted, the clock must be set
to the correct time of day if a custom defrost plan has been pre-
viously entered into the MCII Tempatrol. Otherwise, the clock
will resume at the time when the power was interrupted.