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Blue 2” Single Stage Thermostat
Installation and Operating Instructions
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Model Programming Choices
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS
CAREFULLY BEFORE INSTALLING OR OPERATING THIS
1F80-0224 24-hour Programmable
CONTROL COULD CAUSE PERSONAL INJURY AND/OR
PROPERTY DAMAGE.
APPLICATIONS
1F80-0224 Thermostat
For use with the following Class II systems:
• Single Stage systems
• Single-stage heat pump systems with no Aux heat
DO NOT USE WITH:
• Syste
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INSTALLATION Battery Door REMOVE OLD THERMOSTAT 1. Shut off electricity at the main fuse box until installation is complete. Ensure that electrical power is disconnected. 2. Remove the front cover of the old thermostat. With wires still attached, remove wall plate from the wall. If the Mounting Hole old thermostat has a wall mounting plate, remove the thermostat and the wall mounting plate as an assembly. Mounting Hole 3. Identify each wire attached to the old thermostat using the labels e
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INSTALLATION automatically start the heating system at 5:00 AM, so that the ENERGY MANAGEMENT RECOVERY programmed temperature of 70°F is reached by about 6:00 (EMR) AM. When the EMR feature is activated the thermostat’s If the overnight room temperature drops only to 68°F, the microcomputer calculates the time it will take to change the thermostat will start the system at 5:30 to reach the programmed room temperature to the next heat or cool program setting. temperature of 70°F at 6:00.
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1 8 WIRING DIAGRAMS NOTE Polarity must be observed. If the HOT side of the second transformer is jumpered to the COMMON side of the first transformer a short will be made. Damage Optional Jumper for to equipment will occur when power is restored. Single Stage Heat Pump THERMOSTAT O/B Y G W C R SYSTEM Limit or Safety Limit or HOT Switches Safety 24 VAC 120 VAC Switches Changeover Fan NEUTRAL Optional Relay* Relay 24 VAC Auxiliary NOTE ACCESSORY Heating RELAY N.O. Transformer The accessory r
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INSTALLER/CONFIGURATION MENU The confi guration menu allows you to set certain thermostat operating characteristics to your system or personal requirements. To enter the menu: Set your thermostat to OFF and press the and buttons simultaneously. The display will show the fi rst item in the confi guration menu. Press RUN/HOLD to change to the next menu item or press TIME to go backwards to the previous item in the menu. To exit the menu and return to the program operation, press PRGM. If no key
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INSTALLER/CONFIGURATION MENU 6) Select Compressor Lockout CL OFF or ON - Selecting 8) Select Temperature Display Adjustment 4 LO to 4 HI - CL On will cause the thermostat to wait 5 minutes between Allows you to adjust the room temperature display up to 4° cooling cycles. This is intended to help protect the higher or lower. Your thermostat was accurately calibrated compressor from short cycling. Some newer compressors at the factory but you have the option to change the display already
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PROGRAMMING 3. Press TIME once again. The display window will show the PROGRAMMING YOUR THERMOSTAT minutes only. This section will help you plan your thermostat’s program to meet your needs. For maximum comfort and effi ciency, keep EXAMPLE: the following guidelines in mind when planning your program. 4. Press and hold either or until you reach the correct • When heating (cooling) your building, program the minutes. temperatures to be cooler (warmer) when the building is 5. Press TIME
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PROGRAMMING 7. Repeat steps 3 through 5 for the 3rd and 4th heating CHECK YOUR PROGRAMMING program periods. Follow these steps to check your thermostat programming one 8. When you have completed entering your heating program, fi nal time before beginning thermostat operation. press RUN/HOLD. 1. Move SYSTEM switch to HEAT position. 2. Press PRGM to view the 1st weekday heating period time CAUTION ! and temperature. Each time you press PRGM, the next o heating period time and temperature will
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TROUBLESHOOTING Reset Operation If a voltage spike or static discharge blanks out the display If the thermostat has power, has been reset and still does not or causes erratic thermostat operation, reset the thermostat function correctly contact your heating/cooling service person by pressing the , and TIME buttons simultaneously. or place of purchase. Symptom Possible Cause Corrective Action No Heat/No Cool/No Fan 1. Blown fuse or tripped circuit breaker. Replace fuse or reset breaker. (
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NOTES 10
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NOTES 11
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Homeowner Help Line: 1-800-284-2925 White-Rodgers is a division of Emerson Electric Co. The Emerson logo is a trademark and service mark of Emerson Electric Co. www.white-rodgers.com
