5925 Heisley Road • Mentor, OH 44060-1833
Series R-171-E
Refrigerated Cabinets
FL-2400
Rev. 2 (5/19)
Page 4 of 9
Call Toll-free: 877-CRES COR (273-7267) • Fax: 800-822-0393 • www.crescor.com
HOW TO OPERATE (CONT.):
b . To change the setpoint:
1 . Push the SET button for more than 2 seconds .
2 . °F will begin blinking .
3 .
Use the ↑ or ↓ buttons to adjust the value.
4 . Press the SET button or wait 10 seconds and
the new value will be stored .
4. The control stores the minimum and maximum
temp values seen .
a . To view the MIN temperature:
1 .
Press the ↓ button.
2 . “Lo” will be displayed, followed by the
minimum recorded temperature .
3 .
Press the ↓ button again or wait 5 seconds to
get back to the normal display .
b . To view the MAX temperature:
1 .
Press the ↑ button.
2 . “Hi” will be displayed, followed by the
maximum recorded temperature.
3 .
Press the ↑ button again or wait 5 seconds to
return to the normal display .
c . To reset the MIN and MAX recorded
temperatures:
1 . Go through one of the above procedures to
display the MIN or MAX temperature .
2 . While the MIN or MAX temp is displayed,
press and hold the SET button for more than 3
seconds
3 . “rSt” will be blinking
4 . The control will go back to the normal display
5 . Under normal conditions, the controller is
programmed to run a defrost cycle at optimal time
intervals .
6 . If an additional defrost cycle is required, one can be
forced .
a . Press the DEF key for more than 2 seconds .
(This key looks like a melting snowflake.)
7. This unit is equipped with 2 different light fixtures
for convenience and health . They are both
triggered by a door opening event .
a . The LED light is set to illuminate the interior
of the cabinet while the door is in the open
position .
b . The UV light is set to sanitize the air at certain
intervals while the door is closed .
c . Ensure the door gasket is aligned properly so
that the door switch operates correctly .
d. If the door is open for an extended period of
time, display will show door alarm “dA”
CAUTION: Ensure the door switch is operating
properly. The sanitizing bulb is designed to work
ONLY at certain times when door is CLOSED - if
the door switch has failed, it may be on when the
door is open.
WARNING Although the system is completely
enclosed within the shroud in the evaporator
assembly, it DOES still emit low energy ultraviolet
waves. If the evaporator has been disassembled,
take care NOT to look directly at the bulb or have
your skin exposed for an extended period of time.
For greatest germicidal effect, it is recommended to
change the UV bulb every 6 months. Only replace
with genuine Cres Cor part.
8 . Locking out the control panel – to have the control
locked out so that only the setpoint/min/max be
viewable:
a. Press and hold the ↑ and ↓ buttons together for
more than 3 seconds
b .“POF” will be displayed .
OPERATING INSTRUCTIONS
