Robertshaw RS9220 User manual

RS9220
Operation Manual

Table of Contents 1
Thermostat Operation 2-3
Thermostat Quick Reference 4-7
Programming 8-10
Installer Setup Menu 11-15
Terminal Designations 16
DO NOT SWITCH SYSTEM TO
COOL IF THE TEMPERATURE
IS BELOW 50°F (10°C).
THIS CAN DAMAGE THE AIR
CONDITIONING SYSTEM AND
CAUSE PERSONAL INJURY.
Caution
1
RS9220
Table of Contents Page

1
2
3
4
5
LCD Screen Temperature Set-Point Buttons
User ButtonsFan Switch
System Switch
Mon
Room
Set At
SLEEP
Menu
FAN
+1
SYSTEM
ON AUTO COOL OFF HEAT
PM
2
THERMOSTAT OPERATION

1
2
3
4
5
LCD Screen
See page 4 for detailed
information.
Fan Switch
Select ON or AUTO. ON will
run the fan continuously.
AUTO will cycle the fan when
the heating or cooling system
is running.
System Switch
Selects HEAT or COOL for
your HVAC system. Selecting
HEAT turns on the heat
mode. Selecting COOL turns
on the air conditioning mode.
Selecting OFF turns both
heating and cooling off.
Temperature Set-Point
Buttons
Press or to select
the desired temperature.
User Buttons
Use these buttons to set up
programming options.
THERMOSTAT OPERATION
3

Button Options
Programmable Time Periods:
This thermostat has 4 programmable
time periods per day.
Indicates the
current room
temperature.
Displays the user
selected set-point
temperature. Hold: Is displayed
when thermostat
program is
overridden.
Low Battery
Indicator:
Replace batteries
when indicator is
shown.
System Operation
Indicators:
The , or
icon will display
when the COOL,
HEAT, or (fan)
is on.
NOTE: If these
icons are ashing,
there is a 5-minute
delay for compressor
protection.
Tech Set
Next Step Min Com On
Com Delay Heat
Cool Swing
Room
Sun Mon Tue Wed Thu SatFri
Set Time
Run Sched
Set Sched
Hold
Prev Step
Menu
Done WAKE LEAVE RETURN SLEEP
AM
PM
Hold Filter
Set At
+1 +2
4
THERMOSTAT QUICK REFERENCE
Days of the week
and time.

Battery Door Information
Install two
AAA Alkaline
batteries
into battery
compartment.
Be sure to
match positive (+) ends of batteries
with positive (+) battery terminals in
the battery compartment.
Press the lower portion of
the thermostat to open the
easy access battery door.
THERMOSTAT QUICK REFERENCE
5
Caution:
When the battery icon appears, replace the alkaline AAA batteries immediately
to avoid damage to your HVAC system. Freezing or overheating could occur.

Temperature Adjustment (if Using a Program Schedule)
Temporary Adjustment: You may temporarily change the desired
temperature set-point by pressing either or . The temperature
will remain at this set-point until the next programmed WAKE, LEAVE,
RETURN, or SLEEP event. The program schedule will then resume.
Program Schedule Hold: The thermostat will display HOLD and
RUN SCHED on the left of the screen when you press either
or . You may hold the temperature at a xed temperature
set-point and override the program schedule by pressing HOLD.
The thermostat will display HOLD below the temperature set-point
to notify you that the program schedule hold is in effect.
To Return to Programming: Press RUN SCHED to return to the
program schedule.
6
THERMOSTAT QUICK REFERENCE

Filter Change Reminder
The thermostat can be congured to remind you when the air lter
needs to be changed. The lter change reminder can be adjusted
to up to 2000 hours in 50 hour increments.
If the installer congured the thermostat to issue this reminder, FILTER
will be displayed when it is time to change the air lter. When FILTER
is displayed, you should change the air lter and reset the Filter
Change Reminder by holding down the second button from the top
left side of the thermostat for 3 seconds.
Mon
Room
Set At
SLEEP
Menu
FAN
+1
PM
SYSTEM
ON AUTO COOL OFF HEAT
Hold down button for
3 seconds to reset
lter reminder.
THERMOSTAT QUICK REFERENCE
7

Set Time of Day and Day of Week
1. Press the MENU button.
2. Press SET TIME.
3. Day of the week will be ashing. Use or to select the
current day of the week.
4. Press NEXT STEP.
5. The current hour will be ashing. Use or to select the
current hour. Note the correct a.m. or p.m. indicator is selected.
6. Press NEXT STEP.
7. The minutes will be ashing. Use or to select
current minutes.
8. Press DONE when completed.
8
PROGRAMMING