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...; Easy-to eliminate accidental setting changes. NON-PROGRAMMABLE HEAT PUMP THERMOSTATS T841 Standard Non-Programmable Thermostat • Good performance without any décor. • Two heat/one cool; Honeywell heat pump thermostats are located on the lower edge of the thermostat to -read backlit display. • Adaptive Intelligent Recovery™ optimizes heat pump energy savings. • Outdoor temperature display available...
...; Easy-to eliminate accidental setting changes. NON-PROGRAMMABLE HEAT PUMP THERMOSTATS T841 Standard Non-Programmable Thermostat • Good performance without any décor. • Two heat/one cool; Honeywell heat pump thermostats are located on the lower edge of the thermostat to -read backlit display. • Adaptive Intelligent Recovery™ optimizes heat pump energy savings. • Outdoor temperature display available...
User Guide
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...X1,X2 Same as T841A1712, except Premier White™. SUPER TRADELINE®. Fixed anticipation. or cool AUX. Auto cool AUX.HT., AUTO-OFF EM.HT. 2 1 OFF- HEAT- Includes outdoor reset and fixed anticipation on stage 2 heat. Auto fan in EM. SUPER TRADELINE... (Fig. 17). Fixed anticipation except Stage 2, which is adjustable. includes T874G1642/Q674F1444. HT. 2 1 EM.HT.- Auto heat EM.HT., EM.HT. or cool AUX.HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Heat Pump Thermostat Model Specifications Table 1. Order Number T841A1308 ...
...X1,X2 Same as T841A1712, except Premier White™. SUPER TRADELINE®. Fixed anticipation. or cool AUX. Auto cool AUX.HT., AUTO-OFF EM.HT. 2 1 OFF- HEAT- Includes outdoor reset and fixed anticipation on stage 2 heat. Auto fan in EM. SUPER TRADELINE... (Fig. 17). Fixed anticipation except Stage 2, which is adjustable. includes T874G1642/Q674F1444. HT. 2 1 EM.HT.- Auto heat EM.HT., EM.HT. or cool AUX.HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Heat Pump Thermostat Model Specifications Table 1. Order Number T841A1308 ...
User Guide
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...Order Number Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; full 7-day program Y1,Y2/W2, 3 capability. COOL T8611M2025 Same as T8611G2002 except Premier Y1,W1,W2, 2 White™, 7-day program capability. Automatica HEAT-OFF- f FAIL ...W3,G,E,L,R, Programmable fan and back lighting O/B,C,X1, features. Automatica HEAT-OFF- AUTO- b SYSTEM LED lights when heating or cooling equipment is applies to HVAC maintenance or service needs. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Table 1. AUTO- c CHECK LED ...
...Order Number Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; full 7-day program Y1,Y2/W2, 3 capability. COOL T8611M2025 Same as T8611G2002 except Premier Y1,W1,W2, 2 White™, 7-day program capability. Automatica HEAT-OFF- f FAIL ...W3,G,E,L,R, Programmable fan and back lighting O/B,C,X1, features. Automatica HEAT-OFF- AUTO- b SYSTEM LED lights when heating or cooling equipment is applies to HVAC maintenance or service needs. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Table 1. AUTO- c CHECK LED ...
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... second stage heating are more than a one -stage cool in temperature to two LED indicator lights. When this happens, calls for second stage heating. NOTE: All Honeywell electronic heat pump thermostats are either adjustable or fixed; Electronic Non-programmable Heat Pump Thermostats T8411 Electronic Heat Pump Thermostats The T8411 models control two-stage heat and one -degree change in heat pump systems, using manual changeover. second stage heat...
... second stage heating are more than a one -stage cool in temperature to two LED indicator lights. When this happens, calls for second stage heating. NOTE: All Honeywell electronic heat pump thermostats are either adjustable or fixed; Electronic Non-programmable Heat Pump Thermostats T8411 Electronic Heat Pump Thermostats The T8411 models control two-stage heat and one -degree change in heat pump systems, using manual changeover. second stage heat...
User Guide
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... during power outages. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE T8511 Deluxe Electronic Heat Pump Thermostats The T8511 models control two-stage heat and one -stage cool control for heat pump systems, using manual or automatic changeover. Electronic Programmable Heat Pump Thermostats T8011 Standard Electronic Heat Pump Thermostats The T8011 models provide two-stage heat and one -stage cool in the event of the thermostat with selectable daily...
... during power outages. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE T8511 Deluxe Electronic Heat Pump Thermostats The T8511 models control two-stage heat and one -stage cool control for heat pump systems, using manual or automatic changeover. Electronic Programmable Heat Pump Thermostats T8011 Standard Electronic Heat Pump Thermostats The T8011 models provide two-stage heat and one -stage cool in the event of the thermostat with selectable daily...
User Guide
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.... 70-6627 • 13 All T874 Multistage Thermostats use mercury switches. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Understanding Circuits To understand wiring diagrams, it is named (EX: H1 anticipator, C1 anticipator). HEAT switching). C2-Stage 2 Cooling. Circuit descriptions and terminology are defined as indoor temperature changes. H3-Stage 3 Heating. C3-Stage 3 Cooling. Each schematic indicates switch operation by being...
.... 70-6627 • 13 All T874 Multistage Thermostats use mercury switches. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Understanding Circuits To understand wiring diagrams, it is named (EX: H1 anticipator, C1 anticipator). HEAT switching). C2-Stage 2 Cooling. Circuit descriptions and terminology are defined as indoor temperature changes. H3-Stage 3 Heating. C3-Stage 3 Cooling. Each schematic indicates switch operation by being...
User Guide
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W2 AUX. LED (RED) B RTD 1 RD EM. HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Typical System Hookup Diagrams L1 L2 (HOT) RTD 1 1 ODT 1 H1 C1 FALL H1/C1 ANTICIPATOR FAN SWITCH AUTO ON G R ...ANTICIPATOR H2 FALL 2 EM. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 NO AUTO FAN IN EMERGENCY HEAT. 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. LED (GREEN) E L EM. Internal schematic and typical wiring diagram for T841A1308....
W2 AUX. LED (RED) B RTD 1 RD EM. HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Typical System Hookup Diagrams L1 L2 (HOT) RTD 1 1 ODT 1 H1 C1 FALL H1/C1 ANTICIPATOR FAN SWITCH AUTO ON G R ...ANTICIPATOR H2 FALL 2 EM. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 NO AUTO FAN IN EMERGENCY HEAT. 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. LED (GREEN) E L EM. Internal schematic and typical wiring diagram for T841A1308....
User Guide
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.... Internal schematic and typical wiring diagram for T841A1555. HT. HT. HEAT LED (RED) W3 RELAY COOL CHANGEOVER RELAY G R E X AUX. 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. HEAT RELAY B HEAT CHANGEOVER RELAY COMPRESSOR CONTACTOR Y Fig. 18. HEAT LED (RED) FAN RELAY 2 F AUX. L1 (HOT) L2 1 M8728...
.... Internal schematic and typical wiring diagram for T841A1555. HT. HT. HEAT LED (RED) W3 RELAY COOL CHANGEOVER RELAY G R E X AUX. 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. HEAT RELAY B HEAT CHANGEOVER RELAY COMPRESSOR CONTACTOR Y Fig. 18. HEAT LED (RED) FAN RELAY 2 F AUX. L1 (HOT) L2 1 M8728...
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.... LED (GREEN) B EM. RELAY Y RISE C1 1 POWER SUPPLY. 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. FALL H1 H1 ANTICIPATOR H2 FALL RESET HEATER RISE CHANGEOVER...
.... LED (GREEN) B EM. RELAY Y RISE C1 1 POWER SUPPLY. 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. FALL H1 H1 ANTICIPATOR H2 FALL RESET HEATER RISE CHANGEOVER...
User Guide
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...wiring diagram for Y594G1419 and Y594G1476. 70-6627 • 18 REMOVE JUMPER WHEN W1 RELAY IS USED. HEAT AUTO COOL O COOL CHANGEOVER VALVE G B RELAY FAN RELAY B R E EM. RELAY L EM. HT. HEAT RELAY W2 L1 (HOT) L2 1 Y 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS ...schematic and typical wiring diagram for Y594G1633. HT. RELAY AUX. M8703 Fig. 22. HT. LED (GREEN) X1 EM. HEAT AUTO COOL W2 E AUX. HT. 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 ...
...wiring diagram for Y594G1419 and Y594G1476. 70-6627 • 18 REMOVE JUMPER WHEN W1 RELAY IS USED. HEAT AUTO COOL O COOL CHANGEOVER VALVE G B RELAY FAN RELAY B R E EM. RELAY L EM. HT. HEAT RELAY W2 L1 (HOT) L2 1 Y 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS ...schematic and typical wiring diagram for Y594G1633. HT. RELAY AUX. M8703 Fig. 22. HT. LED (GREEN) X1 EM. HEAT AUTO COOL W2 E AUX. HT. 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 ...
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.... 24. L1 (HOT) L2 1 M8700 70-6627 • 19 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. 23. HEAT CONTACTOR RELAY Y "B" RELAY B 1 POWER SUPPLY. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE 1 2 H1 C1 FALL 3 4 H2 FALL 5 6 11 AUTO ON FAN SWITCH SYSTEM SWITCH EM...
.... 24. L1 (HOT) L2 1 M8700 70-6627 • 19 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. 23. HEAT CONTACTOR RELAY Y "B" RELAY B 1 POWER SUPPLY. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE 1 2 H1 C1 FALL 3 4 H2 FALL 5 6 11 AUTO ON FAN SWITCH SYSTEM SWITCH EM...
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HT. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 REMOVE JUMPER WHEN W1 RELAY IS USED. 3 FACTORY-INSTALLED JUMPER. LED (RED) AUX. HT. HEAT OFF COOL 11 1 POWER SUPPLY. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE W3 W3 RELAY H1 ANTICIPATOR 1 C ANTICIPATOR 2 FAN SWITCH AUTO ON H1 3 C FALL 4 5 H2 ANTICIPATOR H2 6 FALL SYSTEM SWITCH EM...
HT. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 REMOVE JUMPER WHEN W1 RELAY IS USED. 3 FACTORY-INSTALLED JUMPER. LED (RED) AUX. HT. HEAT OFF COOL 11 1 POWER SUPPLY. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE W3 W3 RELAY H1 ANTICIPATOR 1 C ANTICIPATOR 2 FAN SWITCH AUTO ON H1 3 C FALL 4 5 H2 ANTICIPATOR H2 6 FALL SYSTEM SWITCH EM...
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... EM. M11333 Fig. 29. HT. RELAY E STAGE 1 HEAT RELAY W1 FAN RELAY G COOL 1 HEAT 1 O 2 COOL CHANGEOVER VALVE B HEAT CHANGEOVER VALVE Y1 COMPRESSOR CONTACTOR P 1 POWER SUPPLY. LED (RED) R C AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 REMOVE JUMPER FOR SYSTEM WITH ISOLATED STAGE 1 HEATING AND COOLING CONNECTIONS. 3 DENOTES THERMOSTAT TO SUBBASE INTERCONNECT. HT. HEAT OFF COOL HIGH LIMIT HIGH LIMIT EM. LED...
... EM. M11333 Fig. 29. HT. RELAY E STAGE 1 HEAT RELAY W1 FAN RELAY G COOL 1 HEAT 1 O 2 COOL CHANGEOVER VALVE B HEAT CHANGEOVER VALVE Y1 COMPRESSOR CONTACTOR P 1 POWER SUPPLY. LED (RED) R C AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 REMOVE JUMPER FOR SYSTEM WITH ISOLATED STAGE 1 HEATING AND COOLING CONNECTIONS. 3 DENOTES THERMOSTAT TO SUBBASE INTERCONNECT. HT. HEAT OFF COOL HIGH LIMIT HIGH LIMIT EM. LED...
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.... 2 O/B IS FIELD CONFIGURABLE 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 HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE L1 1 (HOT) L2...
.... 2 O/B IS FIELD CONFIGURABLE 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 HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE L1 1 (HOT) L2...
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... , Em Ht indicator Auto Em. 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...
... , Em Ht indicator Auto Em. 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...
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... hookup details. b See page 49 for 3 heat, 2 cool applications. MANUFACTURER MODEL NUMBER Carrier Totalineb,c Multistage Heat Pump MP10/11 MP30 MS10/11 MS12/13 MS20/21 a Use with ST82 Time Delay Relay for hookup details. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Thermostat Manufacturer Cross Reference MANUFACTURER MODEL NUMBER HONEYWELL REPLACEMENT American Stabilisa HP-1 T841A1712, Y594R1425, Y594G1419...
... hookup details. b See page 49 for 3 heat, 2 cool applications. MANUFACTURER MODEL NUMBER Carrier Totalineb,c Multistage Heat Pump MP10/11 MP30 MS10/11 MS12/13 MS20/21 a Use with ST82 Time Delay Relay for hookup details. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Thermostat Manufacturer Cross Reference MANUFACTURER MODEL NUMBER HONEYWELL REPLACEMENT American Stabilisa HP-1 T841A1712, Y594R1425, Y594G1419...
User Guide
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... diagram. You may not be used for first stage heat and cool, or to the PC8900/W8900B1002 Perfect Climate Comfort Center™ Control System. Identify what action, if any, is listed, followed by equipment or thermostat manufacturer, provides the information needed to them on...R or to C or to R or to cool. - See example below. Identify heat pump equipment manufacturer and refer to those terminals shown with lines to choose and wire the Honeywell electromechanical, Chronotherm III, or electronic heat pump thermostats in this cross reference. 4. Identify existing subbase model...
... diagram. You may not be used for first stage heat and cool, or to the PC8900/W8900B1002 Perfect Climate Comfort Center™ Control System. Identify what action, if any, is listed, followed by equipment or thermostat manufacturer, provides the information needed to them on...R or to C or to R or to cool. - See example below. Identify heat pump equipment manufacturer and refer to those terminals shown with lines to choose and wire the Honeywell electromechanical, Chronotherm III, or electronic heat pump thermostats in this cross reference. 4. Identify existing subbase model...
User Guide
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... are used . ƺ Jumper W2 and Y2 if stage 2 heating and cooling are required, install R8222D1014; (See page 12.) ² When W2 is not used, configure W2 cycle rate to NC. ¶ LED is energized when terminal is powered. º L terminal is powered continuously when thermostat is for hookup information. ƹ P terminal on X1...
... are used . ƺ Jumper W2 and Y2 if stage 2 heating and cooling are required, install R8222D1014; (See page 12.) ² When W2 is not used, configure W2 cycle rate to NC. ¶ LED is energized when terminal is powered. º L terminal is powered continuously when thermostat is for hookup information. ƹ P terminal on X1...
User Guide
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... monitor 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 transformer common. » Optional CHECK LED on Q674. Heat E 2nd Stg. Cool - M13149 TYPICAL THERMOSTATS AND SUBBASES - CARRIER USES HONEYWELL Q674L1116 (HH93AZ171) SUBBASE Electromechanical Chronotherm® III Electronic Replacement...
... monitor 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 transformer common. » Optional CHECK LED on Q674. Heat E 2nd Stg. Cool - M13149 TYPICAL THERMOSTATS AND SUBBASES - CARRIER USES HONEYWELL Q674L1116 (HH93AZ171) SUBBASE Electromechanical Chronotherm® III Electronic Replacement...
User Guide
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... Aux. W3 - - - W3 Aux. X1 X2 ³ Configure O/B (select models) in Installer Setup. · Both first stage heat and cool are connected to HP terminal. » If provided on T8611G,M. C R Y/W1 - ¾ Aux. - Heat 3rd Stage - - - - L X1 L System Defrost L L L L EM. Heat Loads ¿ - - - - G Y2 ³ O/B ³ O/B L E - - - ENERSTAT Electromechanical Chronotherm® III Electronic Replacement or Upgrade Chronotherm...
... Aux. W3 - - - W3 Aux. X1 X2 ³ Configure O/B (select models) in Installer Setup. · Both first stage heat and cool are connected to HP terminal. » If provided on T8611G,M. C R Y/W1 - ¾ Aux. - Heat 3rd Stage - - - - L X1 L System Defrost L L L L EM. Heat Loads ¿ - - - - G Y2 ³ O/B ³ O/B L E - - - ENERSTAT Electromechanical Chronotherm® III Electronic Replacement or Upgrade Chronotherm...
