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User Manual for CBR Refrigerator
SEQUENCE OF OPERATIONS REFRIGERATOR
The refrigerator operates based on the air temperature measured by the probe located at the return air.
ON
COMPONENT
OPERATION
Compressor turns
on when the air
temperature at the
COMPRESSOR
probe is above the
sum of the set point
+2
The Condenser Fan
turns on when
CONDENSER FAN
the Compressor is
running
The Evaporator Fan
runs continuously in
EVAPORATOR
refrigerators. When
FAN
the unit is plugged
in, the Evaporator
Fan will run.
Condition
Cabinet Temp > Set point + 2
Cabinet Temperature <= Set point - 2
Defrost
10
CONTROLLER ACTION
The Compressor
Contact is energized
(ERC 112 – Terminal #1)
The Condenser Fan
is wired directly to
the Compressor, not
through the controller
The Evaporator Fan is
connected directly to
incoming power, not
through the controller.
ON
ON
OFF
OFF
OFF
OFF
Victory
OFF
OPERATION
Compressor turns
off when the air
temperature at probe is
equal to or less than the
set point -2
The Condenser Fan
turns off when the
Compressor is not
running
The Evaporator Fan runs
continuously. When the
unit is plugged in, The
Evaporator Fan will run.
ON
ON
ON
Victory
CONTROLLER ACTION
The Compressor
Contact is de-
energized
(ERC 112 – Terminal
#1)
The Condenser Fan
is wired directly to
the Compressor, not
through the controller
The Evaporator Fan is
connected directly to
incoming power, not
through the controller.
Rev. 10/20
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