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1F87-251
Programmable Electronic Digital Thermostat
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 Temperature override until next program period
technology of a solid-state microcomputer to provide precise
Manual program override (H
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INSTALLATION REMOVE OLD THERMOSTAT Screw anchors 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 THERMOSTAT WIRE B O Y G W RC RH THERMOSTAT SYSTEM Y B O G W RC RH SYSTEM Hot Cooling Fan Heating 24 VAC 120 VAC Fan Heating System Relay System Neutral Relay System Hot HEATING TRANSFORME R 24 VAC 120 VAC (Class II Current Limited) NOTE Neutral For 2-wire Heat only, Hot TRANSFORMER attach to RH and W (Class II Current Limited) 24 VAC 120 VAC Figure 2. Typical wiring diagram for Neutral heat only, 3-wire, single transformer systems COOLING TRANSFORMER (Class II Current Limited) Figure 5.
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1 OPERATION Before you begin programming your thermostat, you should be familiar with its features and with the display and the location and operation of the thermostat buttons. Your thermostat consists of two parts: the thermostat cover and the base. To remove the cover, pull it straight out from the base. To replace the cover, line up the cover with the base and press until the cover snaps onto 2 the base. The Thermostat Buttons and Switches FAN SYSTEM TIME PRGM RUN HOLD 1 Raises temperature s
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Configuration Menu Step Press Button(s) Displayed (Factory Default) Press or to select: COMMENTS 1 SL Select FA or SL (Fast or Slow) heating cycle rate PRGM (FA) and RUN 2 HOLD* d-L OFF Select display backlight OFF or ON (ON) E 3 HOLD* OFF Select Energy Management Recovery OFF or ON (ON) 4 HOLD* Filter 0 to 1950 hours Select filter replacement run time (000) (in 50 hour increments) 5 HOLD* LOC ON Select Compressor lockout OFF or ON (OFF) 6 HOLD* 0 HI 4 LO to Select te
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Entering Your Program PROGRAMMING YOUR THERMOSTAT Follow these steps to enter the heating and cooling programs This section will help you plan your thermostat’s program to you have selected. meet your needs. For maximum comfort and efficiency, keep the following guidelines in mind when planning your program. Set Current Time and Day When heating (cooling) your building, program the tem- peratures to be cooler (warmer) when the building is vacant 1. Press TIME button once. The display will show
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5. Press PRGM once. The currently programmed start time CHECK YOUR PROGRAMMING and setpoint temperature for the Monday's 2nd heating Follow these steps to check your thermostat programming one program period will appear. final time before beginning thermostat operation. 6. Repeat steps 3 and 4 to select the start time and heating 1. Move SYSTEM switch to HEAT position. temperature for Monday's 2nd heating program period. 2. Press PRGM to view the 1st Monday heating period time and 7. Repeat step
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TROUBLESHOOTING (cont.) Symptom Possible Cause Corrective Action No Heat/No Cool/No Fan 1. Blown fuse or tripped circuit breaker. Replace fuse or reset breaker. (common problems) 2. Furnace power switch to OFF. Turn switch to ON. 3. Furnace blower compartment door or Replace door panel in proper position to engage panel loose or not properly installed. safety interlock or door switch. No Heat 1. Pilot light not lit. Re-light pilot. 2. SYSTEM Switch not set to HEAT. Set SYSTEM Switch to HEAT and
