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1F87-51
Programmable Electronic Digital Thermostat
WHITE-RODGERS
INSTALLATION AND
OPERATION INSTRUCTIONS
Operator: Save these instructions for future use!
FAILURE TO READ AND FOLLOW ALL INSTRUCTIONS CAREFULLY
BEFORE INSTALLING OR OPERATING THIS CONTROL COULD CAUSE
PERSONAL INJURY AND/OR PROPERTY DAMAGE.
DESCRIPTION
Your new White-Rodgers 7-Day Digital Thermostat uses the • LCD continuously displays set point, and alternately dis-
technology of a solid-state microcomputer to provide precise plays
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RH W B RC G O Y INSTALLATION 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 old thermostat has a wall mounting plate, remove the thermostat and the wall mounting plate as an assembly. 3. Identify each wire attached to the old thermostat using the labels enclosed with the new thermostat
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JUMPER WIRE THERMOSTAT THERMOSTAT B O Y G W RC RH B O Y G W RC RH SYSTEM SYSTEM Heating Cooling Fan Heating NOTE System System Relay System Hot RED jumper wire (provided 24 VAC Transformer with thermostat) must be or 24 VAC 120 VAC connected between thermo- Thermopile stat's RH and RC terminals Neutral for proper thermostat oper- ation with this system. TRANSFORMER Figure 3. Typical wiring diagram for heating only, 2-wire, single transformer systems or millivolt systems Figure 7. Typical wiri
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1. Move SYSTEM switch to COOL position. Cooling System This thermostat has a built-in short-term (5-minute) time delay. 2. Press to adjust thermostat setting below room tempera- This feature is activated after the compressor shuts down and ture. The blower should come on immediately on high speed, the setpoint is changed within the 5-minute period. During this followed by cold air circulation 5-minute period, COOL will flash on the display indicating that 3. Press to adjust temperature settin
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OPERATING FEATURES PROGRAMMING YOUR THERMOSTAT Now that you are familiar with the thermostat buttons and Now you are ready to program your thermostat. This section will display, read the following information to learn about the many help you plan your thermostat’s program to meet your needs. features of the thermostat. For maximum comfort and efficiency, keep the following guide- lines in mind when planning your program. • SIMULTANEOUS HEATING/COOLING PROGRAM STORAGE — When programming, you can
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Heating/Cooling Schedule Plan THIS THERMOSTAT ALLOWS ONE SET OF TIMES FOR BOTH HEATING AND COOLING Period 1 Period 2 Period 3 Period 4 Heat Cool Heat Cool Heat Cool Heat Cool Time Temp. Temp. Time Temp. Temp. Time Temp. Temp. Time Temp. Temp. Monday Tuesday Wednesday Thursday Friday Saturday Sunday HEAT 1 = 65° COOL 1 = 80° SAMPLE HEAT 2 = 68° COOL 2 = 78° Heating/Cooling Schedule Plan HEAT 3 = 70° COOL 3 = 76° HEAT 4 = 72° COOL 4 = 74° THIS THERMOSTAT ALLOWS ONE SET OF TIMES FOR BOT
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8. Press HOLD TEMP/ADV DAY once. TU (indicating Tuesday’s 4. Press or to change the displayed temperature to your program) will be displayed, along with the start time for the selected HEAT 1 setting (if you only want to program a 1st heating/cooling period and the currently programmed temperature for HEAT 1, skip to step 8). heating setpoint temperature. 5. Press SET TIME/SET TEMP once. The number 1 will 9. Repeat steps 3 through 7 to complete Tuesday’s heating change to the number 2, represe
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CHECK YOUR PROGRAMMING NOTE If you are programming your thermostat for the first time, and you Follow these steps to check your thermostat programming one want programming for all days of the week to be the same as final time before beginning thermostat operation. Monday’s program, press RUN PRGM to begin program opera- 1. Move SYSTEM switch to HEAT position. tion (this COPY DAY feature only works the first time you 2. Press VIEW PRGM to view the 1st Monday heating period program your thermostat
