Robertshaw RS9320T Installation Manual Download Page 3

1. Press MENU.
2.  Press and hold TECHNICIAN SETUP for 3 seconds.
3. Configure the installer options as desired using the table below. 
4.   Use 

 or 

 to change settings and NEW STEP or PREV STEP to move  

from one step to another. Note: Only press DONE when you want to exit the 

Installer Setup options.

Installer Setup Menu

Installer Setup Menu

Installer Setup Menu

Installer Setup Menu

11

12

9

10

Settings 

Display           Adjustment Options 

Default 

Heating 

Differential 

The heating differential is factory 

preset at 0.4°. This means that 

whenever the room temperature 

cools by 0.4° from the temperature 

setting, the heating system will 

turn on. If the heating system 

turns on too often, increase the 

temperature differential.  

 

   

The heating differential setting is 

adjustable from 0.2°F to 2°F.

0.4 

Heat Pump

The thermostat can be optionally 

configured to operate a heat pump.

Use

 

 or 

 

to configure the 

setting. 

OFF

 for conventional 

systems and 

ON

 for heat pump 

systems.

0FF

System 

Switch

The system switch can be 

configured for the particular 

application. Heat-Off-Cool, Heat-Off, 

Cool-Off, Heat-Off- Cool-Auto.
Note: Emergency Heat is available 

in heat pump mode only.

Use 

 

 or 

 

until the  

desired application is flashing.  

AUTO

 = (Auto Changeover)

0FF

Stages of 

Heat and 

Cool

If the heat pump is still 

ON

, this 

thermostat can be configured to 

operate up to 2H/2C conventional, 

or up to 4H/2C heat pump system.

Use 

 

 or 

 to select stages 

of heat, press NEXT, then select 

stages of cool. 3 or 4 heat will  

use Y1 and Y2 as 1st and 2nd 

stage of heat.

STAGES

Cooling Fan 

Delay 

The cooling fan delay setting delays 

the fan from coming on in cool 

mode and keeps it running after 

the compressor shuts off for a short 

time in order to save energy.

The cooling fan delay can be set 

to 

OFF,

 15, 30, 60 or 90 seconds. 

If 15, 30, 60 or 90 is selected, the 

fan will not turn on for at least 

the selected time when there 

is a call for cool and will run for 

at least the selected time after 

satisfying the call for cool. 

0FF

Settings 

Display           Adjustment Options 

Default 

Filter Change 

Reminder 

This setting will flash 

FILT

 in the 

display after the elapsed run time 

to remind the user to change the 

filter. The 

OFF

 setting will disable 

this feature. 

The filter change reminder can 

be adjusted from 

OFF

 to 2000 

hours in 50 hour increments.

OFF

Room 

Temperature 

Calibration 

This setting allows the installer to 

change the calibration of the room 

temperature display so that, for 

example, the thermostat would read 

72°F instead of 70°F.  

The room temperature display 

can be adjusted to read 3° above 

or below the factory calibrated 

temperature. 

0

Minimum 

Compressor 

On-Time 

The installer can select the minimum 

run time for the compressor to help 

protect the compressor from short-

cycling.   

The minimum compressor run 

time can be adjusted from 

OFF

 

to 3, 4, or 5 minutes. If 3, 4, or 5 

is selected, the compressor will 

run for at least the selected time 

before turning off (although the 

fan may continue to run for a 

short time).

OFF

Compressor 

Short Cycle 

Delay 

The compressor short cycle delay 

setting will not allow the compressor 

to be turned on for 5 minutes after it 

was last turned off in order to protect 

the compressor.  

The compressor short cycle  

delay setting can be removed  

by selecting 

OFF

ON

Cooling 

Differential 

The cooling differential is factory 

preset at 0.5°. This means that 

whenever the room temperature 

heats by 0.5° full degree from the 

temperature setting, the cooling 

system will turn on. If the cooling 

system turns on too often, increase 

the temperature differential. 

The cooling differential setting is 

adjustable from 0.2°F to 2°F. 

0.5

Settings 

Display           Adjustment Options 

Default 

Heating 

Temperature 

Set-Point 

Limit 

This setting establishes a 

maximum value above which 

the set-point temperature value 

cannot be raised.

 

   

Use

 

 or 

 

to  

select  the maximum heat  

temperature set-point. 
Range 44°F - 90°F 

90° 

Cooling 

Temperature 

Set-Point 

Limit 

This setting establishes a 

maximum value above which 

the set-point temperature value 

cannot be lowered.

 

   

Use

 

 or 

 

to  

select the minimum cool 

temperature set-point. 
Range 44°F - 90°F 

44° 

F° or C° 

Select F for Fahrenheit temperature 

display or select C for Celsius 

display.  

 

 

   

°F for Fahrenheit 
°C for Celsius

F° 

12 or 24 

Hour Clock 

Select a 12 or 24 hour clock setting. 

 

   

Use

 

 or 

  to select  

12 or 24 hour clock. 

12 Hour 

Clock 

Fan 

Operation

Select 

GAS

 or 

ELEC

 depending  

on the type of furnace.

GAS

 or 

ELEC

GAS

Morning 

Recovery

This setting will start heating early 

to bring the building temperature 

to its programmed set-point by 

the beginning of the 

WAKE

 time 

period.

Use 

 or 

 to turn on or off.

ON

F OR C SET

Program 

Options 

This thermostat can be configured to 

have 7 Day, 5+1+1 programming or 

be non-programmable.
If 7 Day is selected, in Set Time 

all seven days will need to be 

programmed individually.
If 5+1+1 programming is selected, 

in Set Time Monday–Friday will 

be programmed together and 

Saturday and Sunday will need to be 

programmed individually.
If 0d is selected, the thermostat 

becomes non-programmable.

Use 

 or 

 to select 

7d

 for 

7 day, 

5d

 for 5+1+1, or 

Od

 for 

non-programmable. 

5d 

Display 

Light 

The display light can be configured to 

come on when any key is pressed or to 

stay on all of the time. 

AUTO

 - Any key ON 

ON

 - Always ON 

AUTO 

Contractor 

Call 

Number 

The thermostat allows installers to put 

their phone number in the display. 

If selected 

ON

, the input screen 

will appear after pressing Next 

Step. Use 

 or 

 to select 

the desired telephone number 

and the

 FAN

 or 

SYSTEM

 key to 

change characters. 

OFF 

Beep 

The thermostat can be configured to 

make an audible beep when any key 

is pressed.

If 

ON

 is selected,  

the beep will sound. 
If 

OFF

 is selected,  

the beep will be silenced. 

ON 

Settings 

Display 

Adjustment Options          Default 

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