Table 5.1.1. Modes Of Operation (Cr24R And Cr30R) - Perlick CR30R Series Service Manual

5.0 Component Operation
5.1 Modes Of Operation
Initial
Component
Power-Up
Control
Board
Flashing
HeartBeat
Activated with
Lights
Door Openings
Activated with
Door Opening
Door Alarm
(3 minute
delay)
Delayed 3
Compressor
Minutes
Condenser Delayed 3
Fan
Minutes
Evaporator
Delayed 3
Fan
Minutes
Tip-Out
Produce Bin Opening
Damper
Meat/Fish
Drawer
Opening
Damper
Deli Drawer
Opening
Damper
1. To avoid short cycling of the compressor there is a programmed 3-minute delay.
2. Upon the evaporator probe sensing 32°F during the off cycle, a humidity reading is taken in the tip-
out bin, if below desired humidity setpoint, tip-out bin damper opens and evaporator fans turn on.
3. During the off cycle after eight (8) hours have elapsed, the unit goes into a defrost mode that has the
evaporator fan motors run for 10 minutes.
22
Model: CR24R And CR30R
Cooling Humidification
Mode (1) Mode (2)
Flashing Flashing
Activated with Activated with
Door Openings Door Openings
Activated with Activated with
Door Opening Door Opening
(3 minute (3 minute
delay) delay)
On
On
Activated if
On
humidity required
Open until
Open if humidity
satisfied by
required
temperature
Open until
satisfied by Closed
temperature
Open until
satisfied by Closed
temperature
Table 5.1.1. Modes of Operation (CR24R)
Column Refrigeration Service Manual
Off
Mode
Flashing
Activated
with Door
Openings
Activated
with Door
Opening
(3 minute
delay)
Off Off
Off Off
Off
Closed
Closed
Closed
Defrost Showroom
Mode (3) Mode
Flashing Flashing
Activated with Activated with
Door Openings Door Openings
Activated with Activated with
Door Opening Door Opening
(3 minute (3 minute
delay) delay)
Off Off
Off Off
On Off
Closed Closed
Closed Closed
Closed Closed
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