Column Refrigeration Service Manual
22
5.0
Component Operation
5.1 Modes Of Operation
Model: CR24R And CR30R
Component
Initial
Power-Up
Cooling
Mode (1)
Humidification
Mode (2)
Off
Mode
Defrost
Mode (3)
Showroom
Mode
Control
Board
HeartBeat
Flashing
Flashing
Flashing
Flashing
Flashing
Flashing
Lights
Activated with
Door Openings
Activated with
Door Openings
Activated with
Door Openings
Activated
with Door
Openings
Activated with
Door Openings
Activated with
Door Openings
Door Alarm
Activated with
Door Opening
(3 minute
delay)
Activated with
Door Opening
(3 minute
delay)
Activated with
Door Opening
(3 minute
delay)
Activated
with Door
Opening
(3 minute
delay)
Activated with
Door Opening
(3 minute
delay)
Activated with
Door Opening
(3 minute
delay)
Compressor
Delayed 3
Minutes
On
Off
Off
Off
Off
Condenser
Fan
Delayed 3
Minutes
On
Off
Off
Off
Off
Evaporator
Fan
Delayed 3
Minutes
On
Activated if
humidity required
Off
On
Off
Tip-Out
Produce Bin
Damper
Opening
Open until
satisfied by
temperature
Open if humidity
required
Closed
Closed
Closed
Meat/Fish
Drawer
Damper
Opening
Open until
satisfied by
temperature
Closed
Closed
Closed
Closed
Deli Drawer
Damper
Opening
Open until
satisfied by
temperature
Closed
Closed
Closed
Closed
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.
Table 5.1.1. Modes of Operation (CR24R)
Содержание CC24D Series
Страница 116: ...Column Refrigeration Service Manual Return to Table of Contents 116 8 22 Trim Kits Figure 8 25 Trim Kit ...
Страница 119: ...Column Refrigeration Service Manual Return to Table of Contents 119 9 3 CR24F Drawers Figure 9 3 CR24F Drawers ...
Страница 120: ...Column Refrigeration Service Manual Return to Table of Contents 120 9 4 CR24R Shelving Figure 9 4 CR24R Shelving ...
Страница 121: ...Column Refrigeration Service Manual Return to Table of Contents 121 9 5 CR30R Shelving Figure 9 5 CR30R Shelving ...