White Rodgers PART NO. 37-6509A manual

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Table of contents for the manual

  • Page 1

    1F83-277 1F83-277 1F83-277 1F83-277 1F83-277 Heating & Air Conditioning Non-programmable, Auto Changeover, Multi-Stage/Heat Pump Thermostat PART NO. 37-6509A PART NO. 37-6509A PART NO. 37-6509A PART NO. 37-6509A PART NO. 37-6509A 0405 INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS INSTALL[...]

  • Page 2

    2 L R E/W1 24 VAC 120 VAC Hot SYSTEM MONITOR SWITCH Neutral THERMOSTAT SYSTEM G W2 Figure 3. Typical wiring diagram for two transformer heat pump systems with NO safety circuits TRANSFORMER (Class II Current Limited) 2nd Stage Compressor C Y1 Y2 Compressor Contactor Aux Relay (Stage 2) Fan Relay Emergency or 1st Aux. Stage Relay Limit or Safety Swi[...]

  • Page 3

    3 WIRING DIAGRAMS WIRING DIAGRAMS WIRING DIAGRAMS WIRING DIAGRAMS WIRING DIAGRAMS L R E/W1 SYSTEM MONITOR SWITCH G W2 Figure 4. Typical wiring diagram for two transformer heat pump systems with safety circuits in BOTH systems 2nd Stage Compressor C Y1 Y2 Compressor Contactor Aux Relay (Stage 2) Fan Relay Emergency or 1st Aux. Stage Relay TWO COMMON[...]

  • Page 4

    4 NOTE CHECK THERMOSTAT OPERATION CHECK THERMOSTAT OPERATION CHECK THERMOSTAT OPERATION CHECK THERMOSTAT OPERATION CHECK THERMOSTAT OPERATION 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 [...]

  • Page 5

    5 EMER FAULT STG1+2 OPERATION OPERATION OPERATION OPERATION OPERATION Figure 6 – Thermostat display, buttons and switches Figure 6 – Thermostat display, buttons and switches Figure 6 – Thermostat display, buttons and switches Figure 6 – Thermostat display, buttons and switches Figure 6 – Thermostat display, buttons and switches Before you[...]

  • Page 6

    6 Press the System button until OFF OFF OFF OFF OFF i s displayed, then press the and simultaneously INSTALLER/CONFIGURATION MENU INSTALLER/CONFIGURATION MENU INSTALLER/CONFIGURATION MENU INSTALLER/CONFIGURATION MENU INSTALLER/CONFIGURATION MENU Press Press Press Press Press Displayed Displayed Displayed Displayed Displayed Press Press Press Press [...]

  • Page 7

    7 CONFIGURATION MENU CONFIGURATION MENU CONFIGURATION MENU CONFIGURATION MENU CONFIGURATION MENU SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS SPECIFICATIONS Electrical Rating Electrical Rating Electrical Rating Electrical Rating Electrical Rating : 20 to 30 VAC 50/60 Hz or DC 0.05 to 1.5 Amps (Load per terminal) 2.5 Amps Maximum Tota[...]

  • Page 8

    8 TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING Reset Operation Reset Operation Reset Operation Reset Operation Reset Operation If a voltage spike or static discharge blanks out the display or causes erratic thermostat operation, you can reset the thermostat by removing the wires from terminals R and C and removing[...]

  • Page 9

    9 TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING TROUBLESHOOTING Symptom Symptom Symptom Symptom Symptom Thermostat Setting & Thermostat Setting & Thermostat Setting & Thermostat Setting & Thermostat Setting & Thermostat Thermometer Thermostat Thermometer Thermostat Thermometer Thermostat Thermometer Thermostat [...]

  • Page 10

    The Emerson logo is a trademark and a service mar k of Emerson Electric Co.[...]