User Guide
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... provides precise zero-droop performance. • Attractive styling complements any décor. • Two heat/one cool; Our thermostats offer consistent control. Because your heat pump applications and provide the highest level of comfort available. tion for easy checkout. Honeywell heat pump thermostats are ideal for all -in-one comfort control. • PC8900 Control Panel mounts in...
... provides precise zero-droop performance. • Attractive styling complements any décor. • Two heat/one cool; Our thermostats offer consistent control. Because your heat pump applications and provide the highest level of comfort available. tion for easy checkout. Honeywell heat pump thermostats are ideal for all -in-one comfort control. • PC8900 Control Panel mounts in...
User Guide
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... GUIDE Heat Pump Thermostat Model Specifications Table 1. Same as Y594G1419, except Premier White™; for two-stage W2,W3,Y,G, heating and one -stage cooling. W2,W3,Y,G, B,O,R,X,E For "No Emergency Heat" applications. Auto fan in EM. W1,W2,W3, Y1,G,R,O,B, E,X,X1,X2 Same as T841A1712, except Premier White™. Includes T874G1741/Q674F1477. HT. (Fig. 22). W1,W2,W3, G,Y,R,O,B, E,X,X2,L Stages Systems Heat Cool...
... GUIDE Heat Pump Thermostat Model Specifications Table 1. Same as Y594G1419, except Premier White™; for two-stage W2,W3,Y,G, heating and one -stage cooling. W2,W3,Y,G, B,O,R,X,E For "No Emergency Heat" applications. Auto fan in EM. W1,W2,W3, Y1,G,R,O,B, E,X,X1,X2 Same as T841A1712, except Premier White™. Includes T874G1741/Q674F1477. HT. (Fig. 22). W1,W2,W3, G,Y,R,O,B, E,X,X2,L Stages Systems Heat Cool...
User Guide
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... Number Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; Automatica HEAT-OFF- COOL a In freezing climates, be sure the cooling compressor has adequate cold start protection. AUTO- R,O/B,C,X1, X2,OT,OT 2 EM.HT.- full 7-day program Y1,Y2/W2, 3 capability. g CHECK LED lights to alert homeowner to the L terminal. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION...
... Number Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; Automatica HEAT-OFF- COOL a In freezing climates, be sure the cooling compressor has adequate cold start protection. AUTO- R,O/B,C,X1, X2,OT,OT 2 EM.HT.- full 7-day program Y1,Y2/W2, 3 capability. g CHECK LED lights to alert homeowner to the L terminal. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION...
User Guide
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... droopless controls and do not require the use the Honeywell C815A Outdoor Thermistor, ordered separately. This helps reduce the difference between the setpoint temperature and the room temperature. Electronic Non-programmable Heat Pump Thermostats T8411 Electronic Heat Pump Thermostats The T8411 models control two-stage heat and one -stage cool in heat pump systems, using manual changeover. T841B models include...
... droopless controls and do not require the use the Honeywell C815A Outdoor Thermistor, ordered separately. This helps reduce the difference between the setpoint temperature and the room temperature. Electronic Non-programmable Heat Pump Thermostats T8411 Electronic Heat Pump Thermostats The T8411 models control two-stage heat and one -stage cool in heat pump systems, using manual changeover. T841B models include...
User Guide
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.... Setpoints are available with electric heat or fossil fuel while providing optimum comfort. 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 system operation and status. second stage heat anticipation is a three-stage heat/two-stage cool thermostat used to the low-speed compressor terminal. 2. First stage heat anticipation is fixed;
.... Setpoints are available with electric heat or fossil fuel while providing optimum comfort. 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 system operation and status. second stage heat anticipation is a three-stage heat/two-stage cool thermostat used to the low-speed compressor terminal. 2. First stage heat anticipation is fixed;
User Guide
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... switch to COOL (manual changeover) or by a mercury switch that makes on heating. H2-Stage 2 Heating. C3-Stage 3 Cooling. All T874 Multistage Thermostats use mercury switches. Key to the L terminal on some heat pumps. C/O-Changeover (heat pumps). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION... indicating operation with EM. Each schematic indicates switch operation by function: H1-Stage 1 Heating. HT.-HEAT-OFFCOOL switching). Cool changeover valve-operates on some thermostats Each mercury switch is identified by being drawn in the compressor and indicates ...
... switch to COOL (manual changeover) or by a mercury switch that makes on heating. H2-Stage 2 Heating. C3-Stage 3 Cooling. All T874 Multistage Thermostats use mercury switches. Key to the L terminal on some heat pumps. C/O-Changeover (heat pumps). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION... indicating operation with EM. Each schematic indicates switch operation by function: H1-Stage 1 Heating. HT.-HEAT-OFFCOOL switching). Cool changeover valve-operates on some thermostats Each mercury switch is identified by being drawn in the compressor and indicates ...
User Guide
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... VALVE CHP M6060A Fig. 16. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 NO AUTO FAN IN EMERGENCY HEAT. HEAT OFF COOL SYSTEM SWITCH 1 POWER SUPPLY. 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 EHR 1 RTD 2 ...
... VALVE CHP M6060A Fig. 16. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 NO AUTO FAN IN EMERGENCY HEAT. HEAT OFF COOL SYSTEM SWITCH 1 POWER SUPPLY. 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 EHR 1 RTD 2 ...
User Guide
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HT. 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. HT. L2 1 L1 (HOT) M13249 70-6627 • 16 PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. Fig. 17. HEAT LED (GRN) W2 FAN RELAY EM. HEAT RELAY AUX. HEAT LED (RED) FAN RELAY 2 F AUX. PROVIDE...
HT. 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. HT. L2 1 L1 (HOT) M13249 70-6627 • 16 PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. Fig. 17. HEAT LED (GRN) W2 FAN RELAY EM. HEAT RELAY AUX. HEAT LED (RED) FAN RELAY 2 F AUX. PROVIDE...
User Guide
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...R L1 (HOT) L2 1 X Y1 COMPRESSOR CONTACTOR O COOL CHANGEOVER VALVE M6068A Fig. 19. AUTO OFF C815A OUTDOOR THERMISTOR T FAN RELAY G CHANGEOVER VALVE O R X2 OUTDOOR THERMOSTAT W AUX. 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. Fig. 20. ...
...R L1 (HOT) L2 1 X Y1 COMPRESSOR CONTACTOR O COOL CHANGEOVER VALVE M6068A Fig. 19. AUTO OFF C815A OUTDOOR THERMISTOR T FAN RELAY G CHANGEOVER VALVE O R X2 OUTDOOR THERMOSTAT W AUX. 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. Fig. 20. ...
User Guide
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...LED (RED) X AUX. COMPRESSOR CONTACTOR M8702 Fig. 21. HT. HT. LED (RED) X COOL CHANGEOVER VALVE O B W1 RELAY W1 HEAT CHANGEOVER VALVE 2 COMPRESSOR CONTACTOR Y1 1 POWER SUPPLY. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE FALL 1 H1 ANTICIPATOR 2 H1 4 6 H2 ANTICIPATOR H2 FALL RISE 8... DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 W1 - REMOVE JUMPER WHEN W1 RELAY IS USED. HT. HEAT AUTO COOL O COOL CHANGEOVER VALVE G B RELAY FAN RELAY B R E EM. HEAT RELAY W2 L1 (HOT) L2 1 Y 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED....
...LED (RED) X AUX. COMPRESSOR CONTACTOR M8702 Fig. 21. HT. HT. LED (RED) X COOL CHANGEOVER VALVE O B W1 RELAY W1 HEAT CHANGEOVER VALVE 2 COMPRESSOR CONTACTOR Y1 1 POWER SUPPLY. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE FALL 1 H1 ANTICIPATOR 2 H1 4 6 H2 ANTICIPATOR H2 FALL RISE 8... DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. 2 W1 - REMOVE JUMPER WHEN W1 RELAY IS USED. HT. HEAT AUTO COOL O COOL CHANGEOVER VALVE G B RELAY FAN RELAY B R E EM. HEAT RELAY W2 L1 (HOT) L2 1 Y 1 POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED....
User Guide
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...; 19 Internal schematic and typical wiring diagram for Y594R1797. HEAT LED (RED) X AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. HEAT HEAT OFF COOL 1 POWER SUPPLY. 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. PROVIDE DISCONNECT MEANS AND...
...; 19 Internal schematic and typical wiring diagram for Y594R1797. HEAT LED (RED) X AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. HEAT HEAT OFF COOL 1 POWER SUPPLY. 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. PROVIDE DISCONNECT MEANS AND...
User Guide
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...-INSTALLED JUMPER. HT. RELAY X 3 X2 HEAT CHANGEOVER VALVE B W1 RELAY W1 2 COMPRESSOR CONTACTOR Y L1 (HOT) L2 1 M8713 Fig. 25. 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. LED (GRN) W2 AUX. HEAT OFF COOL 11 1 POWER SUPPLY.
...-INSTALLED JUMPER. HT. RELAY X 3 X2 HEAT CHANGEOVER VALVE B W1 RELAY W1 2 COMPRESSOR CONTACTOR Y L1 (HOT) L2 1 M8713 Fig. 25. 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. LED (GRN) W2 AUX. HEAT OFF COOL 11 1 POWER SUPPLY.
User Guide
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... PROTECTION AS REQUIRED. 2 REMOVE JUMPER, WHEN SUPPLIED, FOR SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y). 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. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE POWER SUPPLY 3 THERMOSTAT LOGIC CIRCUIT SUBBASE LOGIC/ CONTROL CIRCUIT FAN SWITCH ON AUTO SYSTEM SWITCH...
... PROTECTION AS REQUIRED. 2 REMOVE JUMPER, WHEN SUPPLIED, FOR SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y). 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. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE POWER SUPPLY 3 THERMOSTAT LOGIC CIRCUIT SUBBASE LOGIC/ CONTROL CIRCUIT FAN SWITCH ON AUTO SYSTEM SWITCH...
User Guide
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... 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). COMPRESSOR MONITOR TO R OUTDOOR SENSOR C7089B M13281 70-6627 • 24 HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE L1 1 (HOT) L2 R THERMOSTAT LOGIC POWER SUPPLY W2 W1 E Y1...
... 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). COMPRESSOR MONITOR TO R OUTDOOR SENSOR C7089B M13281 70-6627 • 24 HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE L1 1 (HOT) L2 R THERMOSTAT LOGIC POWER SUPPLY W2 W1 E Y1...
User Guide
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.... Ht. A loss of Operation. Ht. 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...
.... Ht. A loss of Operation. Ht. 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...
User Guide
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... 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, T8411, T8511, T8011... provided. HONEYWELL REPLACEMENT a T841A1316, Y594G1419, T8411, T8511, T8011, T8611 T841A1316, Y594G1419, T8411, T8511, T8011, T8611, MANUFACTURER MODEL NUMBER Enerstatb DSP400 DSP410 DSP600 a Provision for hookup details. b See page 49 for 3 heat, 2 cool applications. HONEYWELL REPLACEMENT T8611G...
... 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, T8411, T8511, T8011... provided. HONEYWELL REPLACEMENT a T841A1316, Y594G1419, T8411, T8511, T8011, T8611 T841A1316, Y594G1419, T8411, T8511, T8011, T8611, MANUFACTURER MODEL NUMBER Enerstatb DSP400 DSP410 DSP600 a Provision for hookup details. b See page 49 for 3 heat, 2 cool applications. HONEYWELL REPLACEMENT T8611G...
User Guide
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... make identification easier. Make a listing of automatic heat/cool changeover and to a Chronotherm® IV thermostat that puts the heat pump to work to cool. - You may not be used. 8. O terminal cool or B terminal heat is required for first stage heat. - Identify existing subbase model number if made by Honeywell, even if thermostat has equipment manufacturer's logo, and try to match...
... make identification easier. Make a listing of automatic heat/cool changeover and to a Chronotherm® IV thermostat that puts the heat pump to work to cool. - You may not be used. 8. O terminal cool or B terminal heat is required for first stage heat. - Identify existing subbase model number if made by Honeywell, even if thermostat has equipment manufacturer's logo, and try to match...
User Guide
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...thermostat is for hookup information. ƹ P terminal on both first stage cooling and first stage heating through a common Y terminal. Ƹ Q674F1022 switching subbase available when separate first stage heat and cool terminals are common. ƻ To change fan operation in Emergency Heat mode, see page 9. Energized in heating and cooling... position. ¾ Do not remove factory-installed jumper. µ If multiple auxiliary heat loads are used . ƺ Jumper W2 and Y2 if stage 2 heating and cooling are required. X1 TO R CHECK LED FAULT DETECTION SWITCH (YELLOW) X2 TO C/X...
...thermostat is for hookup information. ƹ P terminal on both first stage cooling and first stage heating through a common Y terminal. Ƹ Q674F1022 switching subbase available when separate first stage heat and cool terminals are common. ƻ To change fan operation in Emergency Heat mode, see page 9. Energized in heating and cooling... position. ¾ Do not remove factory-installed jumper. µ If multiple auxiliary heat loads are used . ƺ Jumper W2 and Y2 if stage 2 heating and cooling are required. X1 TO R CHECK LED FAULT DETECTION SWITCH (YELLOW) X2 TO C/X...
User Guide
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... Valve - For system 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 Y or Y1/W1 terminal. º When subbase ...cool mode only. ¾ LED is energized when terminal is powered. µ L terminal is powered continuously when thermostat is in Installer Setup. ´ In this application, auxiliary heat and compressor two are connected to Y2 on T8611M7008. M13149 TYPICAL THERMOSTATS AND SUBBASES - LED Indication - CARRIER USES HONEYWELL...
... Valve - For system 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 Y or Y1/W1 terminal. º When subbase ...cool mode only. ¾ LED is energized when terminal is powered. µ L terminal is powered continuously when thermostat is in Installer Setup. ´ In this application, auxiliary heat and compressor two are connected to Y2 on T8611M7008. M13149 TYPICAL THERMOSTATS AND SUBBASES - LED Indication - CARRIER USES HONEYWELL...
User Guide
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... cool are connected to transformer common. - - - - - X1 X2 - ¶ 2nd Stage - - - - - - - - - E E - - º º X2 X1 X2 X1 X2 - - Ht. E E E - - - º - X R Y ² W1 X R Y1 ² W1 C R Y1 or Y ² W1 W2 W2 W2 G G G B B B O O O ¾ µ L L C C C R R R Y ² W1 Y1 ² W1 Y ² W1 C C R R Y1 ² W1 Y1/W1 - Heat E E Multiple Aux. - M13217 TYPICAL THERMOSTATS AND SUBBASES-HONEYWELL...
... cool are connected to transformer common. - - - - - X1 X2 - ¶ 2nd Stage - - - - - - - - - E E - - º º X2 X1 X2 X1 X2 - - Ht. E E E - - - º - X R Y ² W1 X R Y1 ² W1 C R Y1 or Y ² W1 W2 W2 W2 G G G B B B O O O ¾ µ L L C C C R R R Y ² W1 Y1 ² W1 Y ² W1 C C R R Y1 ² W1 Y1/W1 - Heat E E Multiple Aux. - M13217 TYPICAL THERMOSTATS AND SUBBASES-HONEYWELL...