13
OPERATING INSTRUCTIONS
IMPORTANT:
DO NOT
adjust the differential
settings of the refrigeration
system. Field adjustments of
the differential settings must
be made by qualified
refrigeration personnel only.
Unauthorized adjustment of
the differential settings will
void the warranty.
3. Press
the
SET
key again to access the differential. The LCD will
display the current differential, and the DIF1 annunciator will blink
off and on to indicate that control is in the differential mode.
IMPORTANT: DO NOT adjust the differential settings of the
refrigeration system. Field adjustments of the differential settings
must be made by qualified refrigeration personnel only.
Unauthorized adjustment of the differential settings will void the
warranty.
Press either "up arrow" (
Ï
) to increase the differential, or "down
arrow" (
Ð
) to decrease the differential to the desired setting.
Factory differential is 3ºF.
4. Press
the
SET
key again to access the Heating / Cooling mode.
The LCD will display the current mode. Either "C1" for cooling or
"H1" for heating. The control must be set to C1 for proper
operation of the cold pan.
5. Press
the
SET
key again to complete programming. Programming
ends automatically if no keys are pressed for 30 seconds. Any
settings that have been input to the control will be accepted at that
time.
6. Control settings are stored in non-volatile memory. Loss of power
to the unit will not require reprogramming.
M
403 p/n 2M
-Z16053 Owner
s M
anual
Drop-In
Refrig
erate
d Cold
Pans 4-3
rds
