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Robertshaw RS9220 Installation Manual page 17

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Settings
The compressor short cycle delay
Compressor
setting will not allow the compressor
Short Cycle
to be turned on for 5 minutes after it
was last turned off in order to protect
Delay
the compressor.
The cooling differential is factory
preset at 0.5°. This means that
whenever the room temperature
Cooling
heats by 0.5° full degree from the
temperature setting, the cooling
Differential
system will turn on. If the cooling
system turns on too often, increase
the temperature differential.
The heating differential is factory
preset at 0.4°. This means that
whenever the room temperature
Heating
cools by 0.4° from the temperature
setting, the heating system will turn
Differential
on. If the heating system turns on
too often, increase the temperature
differential.
INSTALLER SETUP MENU
Display
Adjustment Options
Next step
The compressor short cycle
delay setting can be removed by
selecting OFF.
Prev step
Next step
The cooling differential setting is
adjustable from 0.2°F to 2°F.
Prev step
Next step
The heating differential setting is
adjustable from 0.2°F to 2°F.
Prev step
Default
ON
0.5
0.4
15

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