User Guide
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...line of comfort available. W8900 Remote Panel mounts near the heating and cooling equipment. • Optional remote sensors can be used keys are ideal for all -in-one cool; Honeywell heat pump thermostats are located by LCD for quick and easy access to... install and troubleshoot. Our thermostats offer consistent control. PROGRAMMABLE HEAT PUMP THERMOSTATS T8011 Standard Programmable Thermostat • Microelectronic technology provides precise zero-droop ...
...line of comfort available. W8900 Remote Panel mounts near the heating and cooling equipment. • Optional remote sensors can be used keys are ideal for all -in-one cool; Honeywell heat pump thermostats are located by LCD for quick and easy access to... install and troubleshoot. Our thermostats offer consistent control. PROGRAMMABLE HEAT PUMP THERMOSTATS T8011 Standard Programmable Thermostat • Microelectronic technology provides precise zero-droop ...
User Guide
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... outdoor reset and fixed anticipation on stage 2 heat. W1,W2,W3, Y1,G,R,O,B, E,X,X1,X2 Same as T841A1712, except Premier White™. Fixed anticipation. or cool AUX. COOL 2 1 EM. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Heat Pump Thermostat Model Specifications Table 1. W2,Y,G,R, O,B,L,E,X Replaces T841A1068 and T841A1407, T841A1530, GE AY28Y078 and AY28Y139. no stage 2 heat anticipation. or cool AUX.HT. Model Number Specifications...
... outdoor reset and fixed anticipation on stage 2 heat. W1,W2,W3, Y1,G,R,O,B, E,X,X1,X2 Same as T841A1712, except Premier White™. Fixed anticipation. or cool AUX. COOL 2 1 EM. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Heat Pump Thermostat Model Specifications Table 1. W2,Y,G,R, O,B,L,E,X Replaces T841A1068 and T841A1407, T841A1530, GE AY28Y078 and AY28Y139. no stage 2 heat anticipation. or cool AUX.HT. Model Number Specifications...
User Guide
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... Automatica HEAT-OFF- c CHECK LED indicates compressor malfunction. Programmable fan and back G,E,L,R,C, lighting features. (Fig. 31). COOL T8611G2028 Same as T8611M2017 except Premier Y1,Y2,W2, 3 White™, 7-day program capability. COOL T8611M2025 Same as T8611G2002 except Premier Y1,... Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; AUTO- R,O/B,C,X1, X2,OT,OT 2 EM.HT.- b SYSTEM LED lights when heating or cooling equipment is applies to HVAC maintenance or service needs. HEAT PUMP THERMOSTAT CROSS REFERENCE/...
... Automatica HEAT-OFF- c CHECK LED indicates compressor malfunction. Programmable fan and back G,E,L,R,C, lighting features. (Fig. 31). COOL T8611G2028 Same as T8611M2017 except Premier Y1,Y2,W2, 3 White™, 7-day program capability. COOL T8611M2025 Same as T8611G2002 except Premier Y1,... Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; AUTO- R,O/B,C,X1, X2,OT,OT 2 EM.HT.- b SYSTEM LED lights when heating or cooling equipment is applies to HVAC maintenance or service needs. HEAT PUMP THERMOSTAT CROSS REFERENCE/...
User Guide
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.... This reduces the call for specific heat pump applications. Electronic thermostats provide droopless temperature control. 70-6627 • 5 Electromechanical Heat Pump Thermostats T841 Heat Pump Thermostats The T841 models control two-stage heat and one -stage cool in heat pump systems, using manual changeover. Heat anticipators are droopless controls and do not require the use the Honeywell C815A Outdoor Thermistor, ordered separately. T841B...
.... This reduces the call for specific heat pump applications. Electronic thermostats provide droopless temperature control. 70-6627 • 5 Electromechanical Heat Pump Thermostats T841 Heat Pump Thermostats The T841 models control two-stage heat and one -stage cool in heat pump systems, using manual changeover. Heat anticipators are droopless controls and do not require the use the Honeywell C815A Outdoor Thermistor, ordered separately. T841B...
User Guide
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... selected T8611M models, the high speed compressor is a three-stage heat/two-stage cool thermostat used to control multistage heat pump equipment. Adjustable second stage cycling allows for use of a power outage. Connect the Y2 terminal to two-speed heat pump equipment: 1. Using the T8611M on Two-Speed Heat Pump Compressor Equipment The T8611M is wired to four time...
... selected T8611M models, the high speed compressor is a three-stage heat/two-stage cool thermostat used to control multistage heat pump equipment. Adjustable second stage cycling allows for use of a power outage. Connect the Y2 terminal to two-speed heat pump equipment: 1. Using the T8611M on Two-Speed Heat Pump Compressor Equipment The T8611M is wired to four time...
User Guide
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... arrow indicating operation with a temperature RISE or FALL. C2-Stage 2 Cooling. Circuit descriptions and terminology are defined as indoor temperature changes. H2-Stage 2 Heating. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Understanding Circuits To understand wiring diagrams,... indicates the malfunction by function: H1-Stage 1 Heating. All T874 Multistage Thermostats use mercury switches. Each schematic indicates switch operation by a mercury switch that makes on cooling. C3-Stage 3 Cooling. HEAT switching). HT.-HEAT-OFFCOOL switching). The reversing valve or relay...
... arrow indicating operation with a temperature RISE or FALL. C2-Stage 2 Cooling. Circuit descriptions and terminology are defined as indoor temperature changes. H2-Stage 2 Heating. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Understanding Circuits To understand wiring diagrams,... indicates the malfunction by function: H1-Stage 1 Heating. All T874 Multistage Thermostats use mercury switches. Each schematic indicates switch operation by a mercury switch that makes on cooling. C3-Stage 3 Cooling. HEAT switching). HT.-HEAT-OFFCOOL switching). The reversing valve or relay...
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...) B RTD 1 RD EM. HT. RELAY SYSTEM MONITOR X LACO Y HEAT CHANGEOVER VALVE COMPRESSOR CONTACTOR O COOL CHANGEOVER VALVE CHP M6060A Fig. 16. HEAT OFF COOL SYSTEM SWITCH 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 NO AUTO FAN IN EMERGENCY HEAT. HT. LED (GREEN) E L EM. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Typical System Hookup Diagrams L1...
...) B RTD 1 RD EM. HT. RELAY SYSTEM MONITOR X LACO Y HEAT CHANGEOVER VALVE COMPRESSOR CONTACTOR O COOL CHANGEOVER VALVE CHP M6060A Fig. 16. HEAT OFF COOL SYSTEM SWITCH 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 NO AUTO FAN IN EMERGENCY HEAT. HT. LED (GREEN) E L EM. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Typical System Hookup Diagrams L1...
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...for T841A1555. COMPRESSOR MONITOR R OUTDOOR THERMOSTAT X2 T OUTDOOR O THERMISTOR COOL CHANGEOVER RELAY COMPRESSOR CONTACTOR Y 2 FIELD REMOVABLE JUMPER. 3 AUTO FAN IN EMERGENCY HEAT. Fig. 17. HEAT RELAY B HEAT CHANGEOVER RELAY COMPRESSOR CONTACTOR Y Fig. 18. HEAT PUMP TH ERMOSTAT CROSS REFERENCE/SELECTION GUIDE...FALL 2 C ANTICIPATOR 3 H1/C ANTICIPATOR 5 FAN SWITCH AUTO ON G W U AUX. HEAT LED (RED) W3 RELAY COOL CHANGEOVER RELAY G R E X AUX. HEAT LED (RED) FAN RELAY 2 F AUX. HEAT OFF 1 RESET 4 COOL 1 POWER SUPPLY. L1 (HOT) L2 1 M8728 FALL H1 10 C1 5 2 H1 ...
...for T841A1555. COMPRESSOR MONITOR R OUTDOOR THERMOSTAT X2 T OUTDOOR O THERMISTOR COOL CHANGEOVER RELAY COMPRESSOR CONTACTOR Y 2 FIELD REMOVABLE JUMPER. 3 AUTO FAN IN EMERGENCY HEAT. Fig. 17. HEAT RELAY B HEAT CHANGEOVER RELAY COMPRESSOR CONTACTOR Y Fig. 18. HEAT PUMP TH ERMOSTAT CROSS REFERENCE/SELECTION GUIDE...FALL 2 C ANTICIPATOR 3 H1/C ANTICIPATOR 5 FAN SWITCH AUTO ON G W U AUX. HEAT LED (RED) W3 RELAY COOL CHANGEOVER RELAY G R E X AUX. HEAT LED (RED) FAN RELAY 2 F AUX. HEAT OFF 1 RESET 4 COOL 1 POWER SUPPLY. L1 (HOT) L2 1 M8728 FALL H1 10 C1 5 2 H1 ...
User Guide
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.... HT. HT. Internal schematic and typical wiring diagram for T841B1000. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE H1/C1 ANTICIPATOR H1 C1 FALL FAN SWITCH AUTO ON W1 HEAT RELAY 1 W2 HEAT RELAY 2 B HEAT CHANGEOVER VALVE G FAN RELAY H2 ANTICIPATOR H2 FALL SYSTEM SWITCH HEAT OFF COOL 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED...
.... HT. HT. Internal schematic and typical wiring diagram for T841B1000. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE H1/C1 ANTICIPATOR H1 C1 FALL FAN SWITCH AUTO ON W1 HEAT RELAY 1 W2 HEAT RELAY 2 B HEAT CHANGEOVER VALVE G FAN RELAY H2 ANTICIPATOR H2 FALL SYSTEM SWITCH HEAT OFF COOL 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED...
User Guide
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...-6627 • 18 HT. Y1 JUMPER IS Y TERMINAL; HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE FALL 1 H1 ANTICIPATOR 2 H1 4 6 H2 ANTICIPATOR H2 FALL RISE 8 C1 9 C1 ANTICIPATOR 10 11 RISE CO 12 FAN SWITCH AUTO ON SYSTEM SWITCH OFF EM. LED (RED) X AUX. HEAT AUTO COOL O COOL CHANGEOVER VALVE G B RELAY FAN RELAY B R E EM. RELAY L EM...
...-6627 • 18 HT. Y1 JUMPER IS Y TERMINAL; HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE FALL 1 H1 ANTICIPATOR 2 H1 4 6 H2 ANTICIPATOR H2 FALL RISE 8 C1 9 C1 ANTICIPATOR 10 11 RISE CO 12 FAN SWITCH AUTO ON SYSTEM SWITCH OFF EM. LED (RED) X AUX. HEAT AUTO COOL O COOL CHANGEOVER VALVE G B RELAY FAN RELAY B R E EM. RELAY L EM...
User Guide
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... SWITCH SYSTEM SWITCH EM. HEAT LED (GREEN) EM. HT. HEAT LED (RED) X AUX. HEAT LED (GRN) AUX. HEAT HEAT OFF COOL 1 POWER SUPPLY. HEAT LED (RED) G FAN RELAY W 2 U AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 FIELD REMOVABLE JUMPER. HEATER RELAY B COMPRESSOR MONITOR F R 1 L1 (HOT) L2 T X2 OUTDOOR THERMOSTAT O COMPRESSOR CONTACTOR Y OUTDOOR SENSOR COOL CHANGEOVER VALVE M8701 Fig...
... SWITCH SYSTEM SWITCH EM. HEAT LED (GREEN) EM. HT. HEAT LED (RED) X AUX. HEAT LED (GRN) AUX. HEAT HEAT OFF COOL 1 POWER SUPPLY. HEAT LED (RED) G FAN RELAY W 2 U AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 FIELD REMOVABLE JUMPER. HEATER RELAY B COMPRESSOR MONITOR F R 1 L1 (HOT) L2 T X2 OUTDOOR THERMOSTAT O COMPRESSOR CONTACTOR Y OUTDOOR SENSOR COOL CHANGEOVER VALVE M8701 Fig...
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... Y594R1425. 70-6627 • 20 LED (RED) AUX. RELAY E EM. RELAY X 3 X2 HEAT CHANGEOVER VALVE B W1 RELAY W1 2 COMPRESSOR CONTACTOR Y L1 (HOT) L2 1 M8713 Fig. 25. O COOL CHANGEOVER VALVE L COMPRESSOR MONITOR FAN RELAY G R EM. HT. LED (GRN) W2 AUX. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE W3 W3 RELAY H1 ANTICIPATOR 1 C ANTICIPATOR 2 FAN SWITCH...
... Y594R1425. 70-6627 • 20 LED (RED) AUX. RELAY E EM. RELAY X 3 X2 HEAT CHANGEOVER VALVE B W1 RELAY W1 2 COMPRESSOR CONTACTOR Y L1 (HOT) L2 1 M8713 Fig. 25. O COOL CHANGEOVER VALVE L COMPRESSOR MONITOR FAN RELAY G R EM. HT. LED (GRN) W2 AUX. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE W3 W3 RELAY H1 ANTICIPATOR 1 C ANTICIPATOR 2 FAN SWITCH...
User Guide
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... THERMOSTAT LOGIC STAGE 2 RELAY STAGE 1 RELAY SYSTEM SWITCH EM. HEAT OFF COOL L1 R (HOT) L2 AUXILARY HEAT RELAY 1 W2 RELAY L CHANGEOVER VALVE HEAT B CHANGEOVER VALVE COOL O COMPRESSOR CONTACTOR Y 2 COMPRESSOR CONTACTOR HEAT W1 POWER SUPPLY FAN SWITCH ON AUTO EMERGENCY HEAT RELAY E FAN RELAY G C 1 POWER SUPPLY. Typical wiring diagram for T8611R1000. HT. HT. RELAY HEAT 2 EM. HT. RELAY E STAGE 1 HEAT RELAY W1 FAN RELAY G COOL 1 HEAT 1 O 2 COOL...
... THERMOSTAT LOGIC STAGE 2 RELAY STAGE 1 RELAY SYSTEM SWITCH EM. HEAT OFF COOL L1 R (HOT) L2 AUXILARY HEAT RELAY 1 W2 RELAY L CHANGEOVER VALVE HEAT B CHANGEOVER VALVE COOL O COMPRESSOR CONTACTOR Y 2 COMPRESSOR CONTACTOR HEAT W1 POWER SUPPLY FAN SWITCH ON AUTO EMERGENCY HEAT RELAY E FAN RELAY G C 1 POWER SUPPLY. Typical wiring diagram for T8611R1000. HT. HT. RELAY HEAT 2 EM. HT. RELAY E STAGE 1 HEAT RELAY W1 FAN RELAY G COOL 1 HEAT 1 O 2 COOL...
User Guide
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... TO SELECT ENERGIZED IN HEATING OR COOLING. (DEFAULT IS ENERGIZED IN HEATING). 3 REMOVE JUMPER, WHEN SUPPLIED, FOR SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y1). Typical wiring diagram for T8511G. COMPRESSOR MONITOR TO R OUTDOOR SENSOR C7089B M13281 70-6627 • 24 CHECK LED (RED) L OT OT Fig. 30. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION...
... TO SELECT ENERGIZED IN HEATING OR COOLING. (DEFAULT IS ENERGIZED IN HEATING). 3 REMOVE JUMPER, WHEN SUPPLIED, FOR SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y1). Typical wiring diagram for T8511G. COMPRESSOR MONITOR TO R OUTDOOR SENSOR C7089B M13281 70-6627 • 24 CHECK LED (RED) L OT OT Fig. 30. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION...
User Guide
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.... FAN Switch Settings Auto Auto Table 2. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Electronic Thermostat (T8011, T8411, T8511, T8611) Sequences of Operation T8011 Programmable Heat Pump Thermostat and T8411 Electronic Heat Pump Thermostat Sequence of operations for Action Energize Terminals Cool Cool None Cooling O O, Y, G Display Icons None Auto Auto Heat Heat None Stage 1 Heat B B, W1, G None Auto Auto Auto Heat Em. Ht. Table 2 shows the...
.... FAN Switch Settings Auto Auto Table 2. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Electronic Thermostat (T8011, T8411, T8511, T8611) Sequences of Operation T8011 Programmable Heat Pump Thermostat and T8411 Electronic Heat Pump Thermostat Sequence of operations for Action Energize Terminals Cool Cool None Cooling O O, Y, G Display Icons None Auto Auto Heat Heat None Stage 1 Heat B B, W1, G None Auto Auto Auto Heat Em. Ht. Table 2 shows the...
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... with ST82 Time Delay Relay for optional remote sensor, not provided. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Thermostat Manufacturer Cross Reference MANUFACTURER MODEL NUMBER HONEYWELL REPLACEMENT American Stabilisa HP-1 T841A1712, Y594R1425, Y594G1419, T8411, T8511, ... b See page 49 for hookup details. b See pages 42-45 for 3 heat, 2 cool applications. b Compressor protection is generally provided by American Stabilis. HONEYWELL REPLACEMENT T8611G T8611M Y594R1425 T841A1316a Y594G1419 MANUFACTURER MODEL NUMBER Climate Technology Corporation CTC400 CTC403 ...
... with ST82 Time Delay Relay for optional remote sensor, not provided. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Thermostat Manufacturer Cross Reference MANUFACTURER MODEL NUMBER HONEYWELL REPLACEMENT American Stabilisa HP-1 T841A1712, Y594R1425, Y594G1419, T8411, T8511, ... b See page 49 for hookup details. b See pages 42-45 for 3 heat, 2 cool applications. b Compressor protection is generally provided by American Stabilis. HONEYWELL REPLACEMENT T8611G T8611M Y594R1425 T841A1316a Y594G1419 MANUFACTURER MODEL NUMBER Climate Technology Corporation CTC400 CTC403 ...
User Guide
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..., if available. 3. O terminal cool or B terminal heat is used and wire colors. Identify first stage heat terminal. Connect to Y if a common terminal is listed, followed by Honeywell, even if thermostat has equipment manufacturer's logo, and try to choose and wire the Honeywell electromechanical, Chronotherm III, or electronic heat pump thermostats in this Cross Reference: 1. e.g., auxiliary heat, emergency heat, check, or fail...
..., if available. 3. O terminal cool or B terminal heat is used and wire colors. Identify first stage heat terminal. Connect to Y if a common terminal is listed, followed by Honeywell, even if thermostat has equipment manufacturer's logo, and try to choose and wire the Honeywell electromechanical, Chronotherm III, or electronic heat pump thermostats in this Cross Reference: 1. e.g., auxiliary heat, emergency heat, check, or fail...
User Guide
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... terminal is powered. º L terminal is powered continuously when thermostat is in Em. shown only when used. ƺ Jumper W2 and Y2 if stage 2 heating and cooling are common. ƻ To change fan operation in heating and cooling modes; See specific heat pump manufacturer's listing for multiple auxiliary heat loads such as contactors, sequencers, or relays. » Configure...
... terminal is powered. º L terminal is powered continuously when thermostat is in Em. shown only when used. ƺ Jumper W2 and Y2 if stage 2 heating and cooling are common. ƻ To change fan operation in heating and cooling modes; See specific heat pump manufacturer's listing for multiple auxiliary heat loads such as contactors, sequencers, or relays. » Configure...
User Guide
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... Monitor/ L System Defrost EM. Cool - M13149 TYPICAL THERMOSTATS AND SUBBASES - W2 W2 Y2 Y2 W2 NOT AVAILABLE NOT AVAILABLE Fan G C/O Valve - For emergency heat LED indication, jumper X2 to Y2 on T8611M7008. Heat 2nd Stage Compressor - ´ Y1 W1 - - - - Heat E 2nd Stg. O µ L ... LED indication, connect L to X2. ¶ Both first stage heat and cool are both connected to terminal Y1. ² For second stage compressor LED indication, jumper X2 to E. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874D1264/Q674L1116 (HH07AT173/HH93AZ171)...
... Monitor/ L System Defrost EM. Cool - M13149 TYPICAL THERMOSTATS AND SUBBASES - W2 W2 Y2 Y2 W2 NOT AVAILABLE NOT AVAILABLE Fan G C/O Valve - For emergency heat LED indication, jumper X2 to Y2 on T8611M7008. Heat 2nd Stage Compressor - ´ Y1 W1 - - - - Heat E 2nd Stg. O µ L ... LED indication, connect L to X2. ¶ Both first stage heat and cool are both connected to terminal Y1. ² For second stage compressor LED indication, jumper X2 to E. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874D1264/Q674L1116 (HH07AT173/HH93AZ171)...
User Guide
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... Installer Setup. · Both first stage heat and cool are connected to transformer common. - - - - - Ht. B Heat C/O Valve Y1 O Cool System X Monitor ¿ EM. W3 Heat Loads » LED Indication - - G ³ O/B ³ O/B µ ¾ µ ¾ ¾ L L L L L E E E W3 W3 - position. Heat W2 W2 Fan G G C/O Valve - W2 Compressor 2nd Stage - M13217 TYPICAL THERMOSTATS AND SUBBASES-HONEYWELL MODEL NUMBER T874G1469/Q674F1345 70-6627...
... Installer Setup. · Both first stage heat and cool are connected to transformer common. - - - - - Ht. B Heat C/O Valve Y1 O Cool System X Monitor ¿ EM. W3 Heat Loads » LED Indication - - G ³ O/B ³ O/B µ ¾ µ ¾ ¾ L L L L L E E E W3 W3 - position. Heat W2 W2 Fan G G C/O Valve - W2 Compressor 2nd Stage - M13217 TYPICAL THERMOSTATS AND SUBBASES-HONEYWELL MODEL NUMBER T874G1469/Q674F1345 70-6627...