RS8210 Installation Manual
INSTALLATION MANUAL Thank you for purchasing a Robertshaw thermostat. This manual will describe how to install and test the Robertshaw RS8210 thermostat.
INSTALLATION LOCATION Install the thermostat 4 to 5 feet above the floor in an area with good air circulation and average temperature. For new installations, mount thermostat on an inside wall, 4-5 feet above the floor.
THERMOSTAT QUICK REFERENCE Getting to know your thermostat 1 LCD Mon Room Tech Set Next Step Menu SLEEP FAN ON AUTO Displays the user selectable set-point temperature. Days of the week and time.
WALLPLATE INSTALLATION Mercury Notice: Caution: Electrical Hazard This product is mercury-free. However, if this product is replacing a control which contains mercury, it needs to be disposed of properly. Contact your local waste management authority for instructions regarding recycling and proper disposal of the control. Disconnect power before installing this product. Failure to do so can cause electric shock or equipment damage. For a vertical mount, put screws on the top and bottom.
WIRING 1 Turn Off Power to Heating/Cooling System or Circuit breaker box 2 Remove Old Thermostat Heating/cooling system power switch Remove old thermostat but leave wallplate with wires attached.
6 WIRING 4 Separate Wallplate from New Thermostat 3 Label Wires with Tags Label the existing wires using the supplied wire labels as you disconnect them. Remove wallplate from the new thermostat and mount onto wall. Wiring Labels Apply these wiring labels to each wire with the appropriate terminal designation as you remove it from the existing thermostat.
WIRING 5 Separate Wallplate from New Thermostat Mount the new wallplate using the included screws and anchors. G E Y RH /R Drill 3/16-in. holes for drywall Drill 3/16-in.
WIRING 6 Connect Wires Simply match wire labels. If labels do not match letters on the thermostat, check “Alternate Wiring (Conventional Systems)” on page 9 and connect to terminal as shown (see notes, below).
WIRING Alternate Wiring (Conventional Systems) If labels do not match letters on the thermostat, check the chart below and connect to terminal as shown here (See notes, below). C O B E or X C O B or W1 H W2 E W2 Y G or Y1 M Y or F G RH/R or RH 4 V RH/R If C or X wire is available then you can connect with C terminal. If there is no C or X wire then no need to connect with C terminal. If you have a heat pump without auxiliary/backup heat connect O or B, not both.
WIRING Terminal Designations Heat Pump System 1 HEAT 1 COOL / 2 HEAT 1 COOL Conventional System 1 HEAT 1 COOL / 2 HEAT 1 COOL RH/R Transformer power Transformer Power C Transformer Common Transformer Common B Reversing Valve Energized in HEAT Energized in HEAT Energized in COOL 0 Reversing Valve Energized in COOL G Fan Relay Fan Relay W/E First Stage of Emergency HEAT First Stage of HEAT W2 Second Stage of HEAT/ EMERGENCY HEAT Second Stage of HEAT Y First Stage of HEAT and COOL Firs
WIRING Power supply. Use either O or B terminals for reversing valve. Optional 24 VAC common connection when thermostat is used in battery power mode. Jumper (not supplied). 2H/1C Heat Pump System (HOT) Note: In many systems with no emergency heat a relay jumper can be used between E and W2.
WIRING Typical 2H/1C Heat Pump System with separate emergency heat (HOT) COMPRESSOR RELAY COOL REVERSING VALVE EMERGENCY RELAY HEAT REVERSING VALVE FAN RELAY AUXILIARY Conventional System 1H/1C, 2H/1C (Heat pump set to OFF in tech settings) (HOT) COMPRESSOR RELAY HEAT RELAY FAN RELAY HEAT RELAY 2 12 Note: This thermostat is only compatible with ONE transformer systems.
INSTALLER SETUP MENU Installer Setup Menu This thermostat has an installer setup menu for easy configuration. Follow the procedure below to set up the thermostat to match the specific heating/cooling system. 1. Press MENU. 2. Press and hold TECH SET for 3 seconds. 3. Configure the installer options as desired using the table below. Use or to change settings and NEW STEP or PREV STEP to move from one option to another. Note: Only press DONE when you want to exit the Installer Setup options. 4.
INSTALLER SETUP MENU Factory default Feature Feature Description Display Adjustment Options settings 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. 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.
INSTALLER SETUP MENU Feature Feature Description The compressor short cycle delay setting will not allow the Compressor compressor to be turned on Short Cycle for 5 minutes after it was last turned off in order to protect Delay the compressor. Display Adjustment Options Factory default settings The cooling differential is factory preset at 0.5°. This means that whenever the room temperature by 0.
INSTALLER SETUP MENU Settings Display Adjustment Options Default Next Step F or C Select F for Fahrenheit temperature display or select C for Celsius display. Room Prev Step F for Fahrenheit, C for Celsius Done Next Step 12 or 24 Select a 12 or 24 hour Hour Clock clock setting. Prev Step Use the + or - key to select 12 12 Hour Clock or 24 hour clock. Done Next Step Fan Operation Select GAS or ELEC depending on the type of furnace.
MOUNT THERMOSTAT & INSTALL BATTERY Mount Thermostat Align the 4 tabs on the faceplate with the corresponding slots on the back of the thermostat, then push gently until the thermostat snaps into place. Mon Room Set At Menu SLEEP OFF FAN ON AUTO COOL HEAT EMH Battery Installation Battery installation is optional if used with AC power (the C terminal is connected). During power outages, the batteries will save settings and power the display. Insert 2 AAA Alkaline batteries (included).
PROGRAMMING Set Time of Day and Day of Week 1. Press MENU. 2. Press SET TIME. 3. Day of the week will be flashing. Use or to select the current day of the week. 4. Press NEXT STEP. 5. The current hour will be flashing. 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 flashing. Use or to select the current minutes. 8. Press DONE when completed.
SPECIFICATIONS Specifications Temperature Display Range.................... 41°F to 95°F (5°C to 35°C) Temperature Control Range.................... 44°F to 90°F (7°C to 32°C) Load Rating............................................. 1 amp per terminal, 1.5 amp maximum all terminals combined Display Accuracy.................................... ± 1°F Differential............................................... Heating is adjustable from 0.2°F to 2.0°F Cooling is adjustable from 0.2°F to 2.0°F Power Source.....
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