Assessments - 3, GPA: 4
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Setting Temperature and Fan Operation If your thermostat is set for Constant Temperature Setpoint Programming, follow the steps below. Otherwise, refer to 7-Day Program and Operation, or 24-Hour Program and Operation. To set the temperature and fan operation: NOTE: Refer to the section Setting Current Day and Time to set the current day and time, and the section Setting System and Fan to set the system and fan. Pub. No. 12-5027-01 56 69-1615 1. Press Increase ^ or Decrease Ў until the desired temperature displays. NOTE: The setpoint temperature range is 55 to 85°F (13 to 29°C) for heating and 65 to 99°F (18 to 37°C) for cooling. By pressing Increase ^ or Decrease Ў, you select the heating temperature. Example display shows Heat is set for 68°. Fan AutoHeat Setting M14605 Fan NOTE: Press Fan to modify fan operation. Auto means the fan runs only when the heating or cooling equipment is operating. On means the fan runs continuously for the entire schedule period. 2. Press Information key to make selections for the opposite system setting (works like the Heat/Cool Settings key). Pub. No. 12-5027-01 57 69-1615 3. Press Increase ^ or Decrease Ў until the desired temperature setpoint displays. Cool Setting M14606 By pressing Increase ^ or Decrease Ў after pressing , you select the cooling temperature. Example display shows Cool is set for 75°. NOTICE: This equipment is a Class B digital apparatus, which complies with Canadian Radio Interference Regulations, CRC c. 1374. CAUTION Equipment Damage Hazard. Can cause permanent damage to the compressor or other equipment. To avoid possible equipment damage, do not operate cooling when outside temperature is below 50°F (10°C). See equipment manufacturer instructions. To avoid possible compressor damage, allow the compressor to remain off for five minutes before restarting. Pub. No. 12-5027-01 58 69-1615 TROUBLESHOOTING GUIDE Symptom Possible Cause Action Display does not come on. Thermostat is not being powered. Check if the thermostat is mounted and latched on the wallplate.mount and latch the thermostat on the wallplate. Check if the circuit breaker is tripped.reset the circuit breaker. Check if the fuse is blown.replace the fuse. Check if the system switch at the equipment is in the Off position.set to the On position. Check wiring between thermostat and HVAC equipment. replace any broken wires. If 24 Vac is present, proceed with troubleshooting. Temperature setting does not change (Example: cannot set the heating higher or the cooling lower). The upper or lower temperature limits were reached. Check that the temperature setpoints are: Heating: 55 to 85°F (13 to 29°C) Cooling: 65 to 99°F (18 to 37°C). (continued) Pub. No. 12-5027-01 59 69-1615 Troubleshooting Guide (continued) Symptom Possible Cause Action Heating does not come on. No power to the thermostat. System selection is not set to Heat. Heating setpoint is below room temperature. Check that setpoint is above room temperature. Check if the circuit breaker is tripped.reset the circuit breaker. Check if the fuse is blown.replace the fuse. Check if the system switch at the equipment is in the Off position.set to On position. If 24 Vac is present, proceed with troubleshooting. Wait five minutes for the system to respond (thermostat displays Wait). Set system selection to Heat. Cooling does not come on. No power to the thermostat. System selection is not set to Cool. Cooling setpoint is above room temperature. Check that setpoint is below room temperature. Check if the circuit breaker is tripped.reset the circuit breaker. Check if the fuse is blown.replace the fuse. Check if the system switch at the equipment is in the Off position.set to On position. If 24 Vac is present, proceed with troubleshooting. Wait five minutes for the system to respond (thermostat displays Wait). Set system selection to Cool. (continued) Pub. No. 12-5027-01 60 69-1615 Troubleshooting Guide (continued) Symptom Possible Cause Action System on indicator (flame=heat, snowflake=cool) is lit, but no warm or cool air is coming from the registers. Heating/cooling equipment turns on the fan when the equipment has reached the setpoint. Wait a minute after seeing the flame or snowflake and then check the registers. System on indicator reads Filter and backlight is flashing. Filter expired. Refer to the Filter Indication section. Outdoor temperature not displayed or is incorrect. Filter expired. Installer did not activate this option. Outdoor sensor is connected incorrectly. Press twice for outdoor temperature when filter expiration shows on display. Refer to the Filter Indication section. Contact installer or service technician. Pub. No. 12-5027-01 61 69-1615 DEFINITIONS Adaptive Intelligent Recovery. Control Adaptive Intelligent Recovery. Control is the factory default setting that allows you to choose the exact time the room reaches your comfort temperature, as opposed to conventional recovery. Adaptive Intelligent Recovery. Modes WAKE You choose ...
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