1f80-24 manual

You must program four periods for both the heating and cooling programs. How- ever, you may use the same heating and cooling temperatures for consecutive time periods. Use the table at the bottom of the page to plan your program time periods, and the temperatures you want during each period. You may also want to look at the sample program table to get an idea of how the thermostat can be programmed. Energizing the air conditioner compressor during cold weather may cause personal injury or property damage.

Set Current Time and Day 1. The display will show the hour only. Follow the procedure for entering your heating program, using your selected cooling times and temperatures. Follow these steps to check your thermostat programming one final time before beginning thermostat operation. The display window will show the minutes only. Each time you press VIEW PRGM, the next heating period time and temperature will be displayed in sequence you may change any time or temperature during this procedure.

Press and hold either minutes. Repeat step 2 to check cooling temperatures. The display will show the correct time and room temperature alternately. The currently programmed start time for the 1st heating period and the currently pro- grammed temperature will be displayed flashing. Press or t o c hang e t h e d isplaye d t emperatur e t o y our selected temperature for the 1st heating program period.

Press or until your selected time appears. The time will change in 15 minute increments. The currently programmed start time and setpoint temperature for the 2nd heating program period will appear. Repeat steps 4 and 5 to select the start time and heating temperature for the 2nd heating program period. The heating programs are now complete. Carrier Thermostat Thermostat User Manual. Programmable Electronic Digital Thermostat. Operator: Save these instructions for future use! Your new White-Rodgers Digital Thermostat uses the technol-.

This thermostat offers you the flexibility to. If in doubt. Higher voltage will damage control and could cause. This control is a precision instrument, and should be handled. Roug h h andlin g o r d istortin g c omponent s c oul d c ause. Do not short out terminals on gas valve or primary. Short or incorrect wiring will damage. Electrical Rating:. For use with:. Setpoint Temperature Range:. Operating Ambient Temperature Range:. Operating Humidity Range:.

Shipping Temperature Range:. Printed in U. Replaces D. Shut off electricity at the main fuse box until installation is. With wires. If the old. Figure 1. Back of thermostat base. Read entire paragraph before setting electric heat switch. If you. If you have a single-stage heat pump system, OR your system. If the thermostat is energizing electric heat. Alkaline batteries 3 "AA"—. Screw anchors.

Forcing or prying on the. I f n ecessary, move. Connect wires beneath terminal screws on base using. Place base over hole in wall and mark mounting hole.

Thermostat base. Place a level against bottom of base,. Leveling is for. Push excess wire into wall and plug hole with a fire-resistant. This thermostat is set to operate properly if you have a forced-. If you have a hydronic heating system a. To change the. Press the RUN. Batteries are installed in the thermostat at the factory with a. You must remove the. RC RH. RED jumper wire provided. Figure 3. Typical wiring diagram for heating only,. Figure 7.

Typical wiring diagram for. Primary Control. Jumper wire must be. System Relay System. Add jumper wire. Figure 4. Figure 8. Reversing Compressor Fan. Contactor Relay. Figure 9. Figure 5.

Operating Ambient Temperature Range:. Gas systems with intermittent ignition devices I. Hydronic hot water or steam systems. Single-stage heat pump systems no auxiliary heat. Systems exceeding 30 VAC and 1. Programmable Electronic Digital Thermostat. Programmable electronic digital automatic changeover single stage thermostat 9 pages. Shut off electricity at the main fuse box until installation is complete. Ensure that electrical power is disconnected.

Remove the front cover of the old thermostat. With wires still attached, remove wall plate from the wall. If the old thermostat has a wall mounting plate, remove the thermostat and the wall mounting plate as an assembly. Typical wiring diagram for heating only, 2-wire, single transformer systems or millivolt systems Thermostat NOTE Jumper wire must be added between R and B terminals on the primary control jumper wire not provided with thermostat. Add jumper wire not provided with thermostat Figure 4.

Page 4: Operation Cooling System This thermostat has a built-in short-term 5-minute time delay. This feature is activated after the compressor shuts down and the setpoint is changed within the 5-minute period. During this 5-minute period, COOL will flash on the display indicating that the thermostat has locked out the compressor to allow head pressure to stabilize.

There is no need to reprogram the thermostat at the beginning of each season. Set Current Time and Day 1. The display will show the hour only.