Table 5.1.2. Modes Of Operation (Cr24F) - Perlick CR30R Series Service Manual

Column Refrigeration Service Manual
5.1 Modes Of Operation
Component
Control
Board
HeartBeat
Lights
Door Alarm
Compressor
Condenser
Fan
Evaporator
Fan
Defrost
Solenoid
1. To avoid short cycling of the compressor there is a programmed 4-minute delay. Therefore, the
compressor must be off for 4 minutes before it will start the next cooling cycle.
2. Every eight (8) hours, the unit goes into a defrost mode that is timed (15 minutes) or evaporator coil
temperature (42°F) terminated. Upon termination of the defrost, the unit is idol for a 2 minute drip
(off) mode. Dependent upon cabinet temperature, the unit either goes into cooling mode or resumes
in off mode.
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Initial Cooling
Power-Up Mode (1)
Flashing Flashing
Activated with Activated with
Door Openings Door Openings
Activated with Activated with
Door Opening Door Opening
(3 minute (3 minute
delay) delay)
Delayed 4
On
Minutes
Delayed 4
On
Minutes
Delayed 4
On
Minutes
Off Off

Table 5.1.2. Modes of Operation (CR24F)

Model: CR24F
Off
Mode
Flashing
Activated with
Door Openings
Activated with
Door Opening
(3 minute delay)
Off
Off
Off
Off
Defrost Showroom
Mode (2) Mode
Flashing Flashing
Activated
Activated with
with Door
Door Openings
Openings
Activated
Activated with
with Door
Door Opening
Opening
(3 minute
(3 minute
delay)
delay)
On Off
Off Off
Off Off
On Off
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