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62-11389
4
−
6
When Null Mode is required and the system is operating
in:
•
Engine Operation, the compressor will shutdown
while the engine, condenser fan and evaporator fan
will continue to operate.
•
Standby Operation, the compressor will shutdown
while the evaporator fan will continue to operate.
FALLING
REFRIGERATED
COMPARTMENT
TEMPERATURE
SWITCH POINT
+0.4
F (+0.2
C)
Low Speed
2 Cylinder COOL
+1.8
F (+1.0
C )
+3.6
F ( +2.0
C )
-3.2
F (-1.8
C )
Low Speed
4 Cylinder COOL
RISING
REFRIGERATED
COMPARTMENT
TEMPERATURE
SWITCH POINT
+0.9
F (+0.5
C )
Set point
-0.4
_
F (-0.2
_
C)
+1.6
F (+0.9
C )
+3.2
F (+1.8
C )
-3.6
F (-2.0
C )
Pulldown = High Speed
6 Cylinder COOL*
Low Speed
6 Cylinder
COOL
Set point
Low Speed HEAT
HTCON1
+1.1
F (+0.6
C )
NULL
-0.5
F (-0.3
C)
-0.4
F (-0.2
C)
Switch Point = Controlling Temperature - Set Point
+ results are above set point, - results are below set point
Switch points are the same for Perishable Range and Frozen Range except
in Frozen Range heating is not allowed.
* If the HIGH SPEED PULLDOWN Configuration is set to YES, transition
from pulldown is delayed from the ind3.2
F (+1.8
C ) transition
temperature until the temperature is +0.36
F (+0.2
C) above set point.
Pull-Up = HEAT
HTCON1 & HTCON2
Figure 4
−
2 Continuous Operation Switch Points with Eco Mode set to NO