Summary of the content on the page No. 1
1F85-275 1F85-275 1F85-275
1F85-275 1F85-275
Heating & Air Conditioning
5-1-1 Programmable/Non-programmable, Auto
Changeover, Multi-Stage/Heat Pump Thermostat
INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS
Oper Oper Oper Oper Opera a a a ator tor tor tor tor::::: S S S S Sa a a a av v v v ve these instr e these instr e these instr e these instr e these instructions f uctions f uctions f uctions f uctions for
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MOUNTING AND WIRING MOUNTING AND WIRING MOUNTING AND WIRING MOUNTING AND WIRING MOUNTING AND WIRING CAUTION WARNING ! ! Take care when securing and routing wires so they do Take care when securing and routing wires so they do Take care when securing and routing wires so they do Take care when securing and routing wires so they do Take care when securing and routing wires so they do Do not use on circuits exceeding specified voltage. Do not use on circuits exceeding specified voltage. Do not use
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WIRING DIA WIRING DIAGRAMS GRAMS WIRING DIA WIRING DIA WIRING DIAGRAMS GRAMS GRAMS Heat Pump Connections Heat Pump Connections Heat Pump Connections Heat Pump Connections Heat Pump Connections Refer to equipment manufacturers' instructions for specific system wiring information. The thermostat can be configured for use with the following heat pump systems: HEAT PUMP TYPE 1 (HP 1). Single Stage compressor system; gas or electric backup, 2-heat/1-cool stages maximum. HEAT PUMP TYPE 2 (HP 2). Multi
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CHECK CHECK THERMOST THERMOSTA AT OPERA T OPERATION TION CHECK CHECK CHECK THERMOST THERMOST THERMOSTA A AT OPERA T OPERA T OPERATION TION TION Emergency System NOTE EMER bypasses the Heat Pump to use the heat source wired to terminal E on the thermostat. EMER is typically used when To prevent static discharge problems, touch side of To prevent static discharge problems, touch side of To prevent static discharge problems, touch side of To prevent static discharge problems, touch side of To preve
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OPERA OPERATION TION OPERA OPERA OPERATION TION TION 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 con- sists 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 the base. The Thermostat Buttons and Switches Raises temp
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CONFIGURA CONFIGURATION MENU TION MENU CONFIGURA CONFIGURA CONFIGURATION MENU TION MENU TION MENU Press the SYSTEM button until OFF is displayed, then press the and simultaneously INSTALLER/CONFIGURATION MENU Press Displayed Press or Step Button(s) (Factory Default) to select Comments 1 System MS 2 SS1, HP2, HP1 Selects Single Stage, Multi-Stage, or Heat Pump (Single Stage or 2-stage) System Configuration 2 System PRG 4 PRG 0, PRG 2 Selects Programmable Periods 3 System 4:00 HOLD 0:15 t
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CONFIGURA CONFIGURATION MENU TION MENU CONFIGURA CONFIGURA CONFIGURATION MENU TION MENU TION MENU 5) Fast or Slow Cycle Selection – The factory default setting 11)Select F° or C° Readout – Changes the display readout is fast cycle, which cycles 1st stage at approximately 1.2°F to Centigrade or Fahrenheit as required. and 2nd stage 0.75°F. If you prefer slow cycle, press the 12)Selected Auto mode – This control will feature AUTO or key to change to SL. The 1st stage and 2nd changeover mode when
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OPERA OPERATION TION OPERA OPERA OPERATION TION TION The system "mode" is selected by pressing the SYSTEM LOW BATTERY INDICATOR LOW BATTERY INDICATOR LOW LOW BATTERY INDICATOR LOW BATTERY INDICATOR BATTERY INDICATOR — If the 2 “AA” alkaline batter- button. Icons on the bottom right corner of the display will ies are low and should be replaced, the display will be blank except for “LO BATT LO BATT LO BATT LO BATT LO BATT”. We recommend replacing batteries indicate the mode: COOL COOL COOL ( COO
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OPERA OPERATION TION OPERA OPERA OPERATION TION TION 5. Press TIME once again. The display will show the day of the weekday 1st period heating 1st period heating 1 1st period heating 1st period heating st period heating start time and temperature and 1st period 1st period the week. also choose 7:00 AM and 76° as the weekday 1st period 1st period 1st period 6. Press or until you reach the current day of the cooling cooling cooling cooling cooling start time and temperature). week. Use the table
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OPERA OPERATION TION OPERA OPERA OPERATION TION TION Enter Cooling Program Enter Cooling Program Enter Cooling Program Enter Cooling Program Enter Cooling Program CHECK YOUR PROGRAMMING Follow these steps to check your thermostat programming CAUTION ! one final time before beginning thermostat operation. If the outside temperature is below 50°F, disconnect If the outside temperature is below 50°F, disconnect If the outside temperature is below 50°F, disconnect If the outside temperature is below
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TR TROUBLESHOO OUBLESHOOTING TING TR TR TROUBLESHOO OUBLESHOO OUBLESHOOTING TING TING Possible Cause Corrective Action Symptom 1. SYSTEM button not pressed to COOL. Press SYSTEM button to COOL and lower setpoint No Cool below room temperature. 2. Loose connection to thermostat or Verify thermostat and system wires are securely system. attached. 3. Cooling system requires service or Same procedure as diagnostic for No Heat condition thermostat requires replacement. except set the thermostat to CO
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F FA AQ Q F F FA A AQ Q Q Corrective Action Symptom My thermostat is reading in Celsius. Your thermostat display can be set to display temperature in Fahrenheit or Celsius. This option can be set in the INSTALLER/CONFIGURATION MENU How do I change it to Fahrenheit? of your thermostat. See page 6 step 12. Do I have to program a stop time for each There is no need to select a time to stop a programming period. Starting a program period? new programming period will stop the previous program period.
