Operation; Changing Temperature Differential - Robertshaw 9515 User Manual

Operation

Setting or Changing the Setpoint Temperature
1. Press either the
The display will show the current
temperature setpoint.
2. Press either the
to adjust the temperature setting
either up or down.
The display will return to the room temperature display five seconds after
the last input and the new setpoint will be saved.

Changing Temperature Differential

IMPORTANT: The temperature differential is factory set at 1 (1°). This
means that whenever the room temperature changes by one degree
Fahrenheit from the temperature setting, the system will turn on. If the
system turns on too often, increase the temperature differential.
1. Press both
at the same time and hold for one
second.
2. Press either the
to adjust the 1st stage temperature
differential up or down.
3. After 5 seconds DIFF will begin to flash on the display
indicating 2nd stage differential value.
4. Press either the
to adjust the 2nd stage temperature
differential up or down.
The display will return to the room temperature
five seconds after the last input.
or
COOL-OFF-HEAT AUTO - ON
or
and
COOL-OFF-HEAT AUTO - ON
or
or
button.
AUX
button
buttons
AUX
button
button
6
C