User Guide
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... styling complements any décor. • Two heat/one cool; W8900 Remote Panel mounts near the heating and cooling equipment. • Optional remote sensors can be used keys are ideal for easy installation. Select a Honeywell Heat Pump Thermostat for Peak Performance that Meets Every Heat Pump Demand Rapid advances in heat pump technology, resulting in living space and accurately...
... styling complements any décor. • Two heat/one cool; W8900 Remote Panel mounts near the heating and cooling equipment. • Optional remote sensors can be used keys are ideal for easy installation. Select a Honeywell Heat Pump Thermostat for Peak Performance that Meets Every Heat Pump Demand Rapid advances in heat pump technology, resulting in living space and accurately...
User Guide
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.... W1,W2,W3, Y1,G,R,O,B, E,X,X1,X2 TRADELINE®; W1,W2,W3, G,Y,R,O,B, E,X,X2,L Stages Systems Heat Cool Switch Changeover 2 1 EM.HT.- Manual heat EM.HT., HEAT-OFF- COOL 2 1 OFF- HT., HEAT-OFF- for two-stage heating and one -stage cooling. HT. (Fig. 20). HEAT- 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...
.... W1,W2,W3, Y1,G,R,O,B, E,X,X1,X2 TRADELINE®; W1,W2,W3, G,Y,R,O,B, E,X,X2,L Stages Systems Heat Cool Switch Changeover 2 1 EM.HT.- Manual heat EM.HT., HEAT-OFF- COOL 2 1 OFF- HT., HEAT-OFF- for two-stage heating and one -stage cooling. HT. (Fig. 20). HEAT- 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...
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. AUTO- b SYSTEM LED lights when heating or cooling equipment is applies to HVAC maintenance or service needs. HT. 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...
.... Order Number Description Terminals Stages Systems Heat Cool Switch Changeover T8611G2002 TRADELINE®; full 7-day program Y1,Y2/W2, 3 capability. AUTO- b SYSTEM LED lights when heating or cooling equipment is applies to HVAC maintenance or service needs. HT. 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...
User Guide
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cooling anticipator is not provided, use of outdoor reset. Heat anticipators are droopless controls and do not require the use the Honeywell C815A Outdoor Thermistor, ordered separately. Select one -degree change in the heater. NOTE: All Honeywell electronic heat pump thermostats are either adjustable or fixed; second stage heat anticipation is fixed. T841B models include up to two LED...
cooling anticipator is not provided, use of outdoor reset. Heat anticipators are droopless controls and do not require the use the Honeywell C815A Outdoor Thermistor, ordered separately. Select one -degree change in the heater. NOTE: All Honeywell electronic heat pump thermostats are either adjustable or fixed; second stage heat anticipation is fixed. T841B models include up to two LED...
User Guide
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... selected T8611M models, the high speed compressor is a three-stage heat/two-stage cool thermostat used to two-speed heat pump equipment: 1. 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 changeover. Adjustable second stage cycling allows for use of a power outage. Configure the...
... selected T8611M models, the high speed compressor is a three-stage heat/two-stage cool thermostat used to two-speed heat pump equipment: 1. 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 changeover. Adjustable second stage cycling allows for use of a power outage. Configure the...
User Guide
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... system switch to hookup symbols. 70-6627 • 13 System monitor relay-optional equipment on cooling. H3-Stage 3 Heating. C3-Stage 3 Cooling. Each schematic indicates switch operation by a mercury switch that makes on a temperature fall (auto changeover). HEAT switching). Cool changeover valve-operates on some thermostats Each mercury switch is identified by a mercury switch that makes on some...
... system switch to hookup symbols. 70-6627 • 13 System monitor relay-optional equipment on cooling. H3-Stage 3 Heating. C3-Stage 3 Cooling. Each schematic indicates switch operation by a mercury switch that makes on a temperature fall (auto changeover). HEAT switching). Cool changeover valve-operates on some thermostats Each mercury switch is identified by a mercury switch that makes on some...
User Guide
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... (GREEN) E L EM. RELAY SYSTEM MONITOR X LACO Y HEAT CHANGEOVER VALVE COMPRESSOR CONTACTOR O COOL CHANGEOVER VALVE CHP M6060A Fig. 16. HT. HT. HEAT OFF COOL SYSTEM SWITCH 1 POWER SUPPLY. LED (RED) B RTD 1 RD EM. HT. Internal schematic and typical wiring diagram for T841A1308. 70-6627 • 15 HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Typical System Hookup...
... (GREEN) E L EM. RELAY SYSTEM MONITOR X LACO Y HEAT CHANGEOVER VALVE COMPRESSOR CONTACTOR O COOL CHANGEOVER VALVE CHP M6060A Fig. 16. HT. HT. HEAT OFF COOL SYSTEM SWITCH 1 POWER SUPPLY. LED (RED) B RTD 1 RD EM. HT. Internal schematic and typical wiring diagram for T841A1308. 70-6627 • 15 HT. HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE Typical System Hookup...
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...) W2 FAN RELAY EM. 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 LED (RED) W3 RELAY COOL CHANGEOVER RELAY G R E X AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. HEAT OFF COOL 1 POWER SUPPLY. W3 O EM. HEAT RELAY B HEAT CHANGEOVER RELAY COMPRESSOR CONTACTOR Y Fig. 18. Internal schematic...
...) W2 FAN RELAY EM. 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 LED (RED) W3 RELAY COOL CHANGEOVER RELAY G R E X AUX. PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED. HEAT OFF COOL 1 POWER SUPPLY. W3 O EM. HEAT RELAY B HEAT CHANGEOVER RELAY COMPRESSOR CONTACTOR Y Fig. 18. Internal schematic...
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... THERMISTOR T FAN RELAY G CHANGEOVER VALVE O R X2 OUTDOOR THERMOSTAT W AUX. LED (GREEN) B EM. HT. HT. 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...
... THERMISTOR T FAN RELAY G CHANGEOVER VALVE O R X2 OUTDOOR THERMOSTAT W AUX. LED (GREEN) B EM. HT. HT. 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...
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... ANTICIPATOR 3 FALL 4 FAN SWITCH AUTO ON W3 G FAN RELAY R W3 RELAY L2 1 L1 (HOT) H2 5 H2 ANTICIPATOR FALL 6 CHANGEOVER 8 (COOL) 9 RISE 10 C1 ANTICIPATOR C1 11 SYSTEM SWITCH OFF EM. 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...
... ANTICIPATOR 3 FALL 4 FAN SWITCH AUTO ON W3 G FAN RELAY R W3 RELAY L2 1 L1 (HOT) H2 5 H2 ANTICIPATOR FALL 6 CHANGEOVER 8 (COOL) 9 RISE 10 C1 ANTICIPATOR C1 11 SYSTEM SWITCH OFF EM. 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...
User Guide
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... SYSTEM SWITCH EM. AUX. 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. HT. HEAT CONTACTOR RELAY Y "B" RELAY B 1 POWER SUPPLY. Fig. 24. HEAT RELAY W2 FAN RELAY G COOL CHANGEOVER VALVE O COOL E COMPRESSOR EM. L1 (HOT) L2 1 M8700 70-6627 • 19 PROVIDE DISCONNECT MEANS AND...
... SYSTEM SWITCH EM. AUX. 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. HT. HEAT CONTACTOR RELAY Y "B" RELAY B 1 POWER SUPPLY. Fig. 24. HEAT RELAY W2 FAN RELAY G COOL CHANGEOVER VALVE O COOL E COMPRESSOR EM. L1 (HOT) L2 1 M8700 70-6627 • 19 PROVIDE DISCONNECT MEANS AND...
User Guide
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... L COMPRESSOR MONITOR FAN RELAY G R EM. HEAT OFF COOL 11 1 POWER SUPPLY. RELAY X 3 X2 HEAT CHANGEOVER VALVE B W1 RELAY W1 2 COMPRESSOR CONTACTOR Y L1 (HOT) L2 1 M8713 Fig. 25. HT. HT. LED (GRN) W2 AUX. HT. HT. LED (RED) AUX.... 2 REMOVE JUMPER WHEN W1 RELAY IS USED. 3 FACTORY-INSTALLED JUMPER. Internal schematic and typical wiring diagram for Y594R1425. 70-6627 • 20 HT. 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...
... L COMPRESSOR MONITOR FAN RELAY G R EM. HEAT OFF COOL 11 1 POWER SUPPLY. RELAY X 3 X2 HEAT CHANGEOVER VALVE B W1 RELAY W1 2 COMPRESSOR CONTACTOR Y L1 (HOT) L2 1 M8713 Fig. 25. HT. HT. LED (GRN) W2 AUX. HT. HT. LED (RED) AUX.... 2 REMOVE JUMPER WHEN W1 RELAY IS USED. 3 FACTORY-INSTALLED JUMPER. Internal schematic and typical wiring diagram for Y594R1425. 70-6627 • 20 HT. 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...
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... SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE POWER SUPPLY 3 THERMOSTAT LOGIC CIRCUIT SUBBASE LOGIC/ CONTROL CIRCUIT FAN SWITCH ON AUTO SYSTEM SWITCH EM. HEAT OFF COOL HIGH LIMIT HIGH LIMIT EM. DEFROST CONTROL M6019A Fig. 28. 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...
... SYSTEMS WITH SEPARATE HEATING COMPRESSOR CONTACTOR (W1 SEPARATE FROM Y). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE POWER SUPPLY 3 THERMOSTAT LOGIC CIRCUIT SUBBASE LOGIC/ CONTROL CIRCUIT FAN SWITCH ON AUTO SYSTEM SWITCH EM. HEAT OFF COOL HIGH LIMIT HIGH LIMIT EM. DEFROST CONTROL M6019A Fig. 28. 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...
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... MEANS AND OVERLOAD PROTECTION AS REQUIRED. 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). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE L1 1 (HOT) L2 R THERMOSTAT LOGIC POWER SUPPLY W2 W1 E Y1 G O/B W2 W1 C COMPRESSOR CONTACTOR...
... MEANS AND OVERLOAD PROTECTION AS REQUIRED. 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). HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE L1 1 (HOT) L2 R THERMOSTAT LOGIC POWER SUPPLY W2 W1 E Y1 G O/B W2 W1 C COMPRESSOR CONTACTOR...
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... 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 Operation. A loss 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. Stage 2 Heat None Stage 1 Heat B, W1, W2, G L L, E, G , Aux...
... 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 Operation. A loss 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. Stage 2 Heat None Stage 1 Heat B, W1, W2, G L L, E, G , Aux...
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... ST82 Time Delay Relay for 3 heat, 2 cool applications. HONEYWELL REPLACEMENT T8611G T8611M Y594R1425 T841A1316a Y594G1419 MANUFACTURER MODEL NUMBER Climate Technology Corporation CTC400 CTC403 a Use T8611M or W8900B for extended fan operation. b See pages 42-45 for optional remote sensor, not provided. c Carrier thermostats manufactured by the equipment manufacturer. HONEYWELL REPLACEMENT T841A1001a T841A1001a T874W1031/Q674L1546, Y594W1014...
... ST82 Time Delay Relay for 3 heat, 2 cool applications. HONEYWELL REPLACEMENT T8611G T8611M Y594R1425 T841A1316a Y594G1419 MANUFACTURER MODEL NUMBER Climate Technology Corporation CTC400 CTC403 a Use T8611M or W8900B for extended fan operation. b See pages 42-45 for optional remote sensor, not provided. c Carrier thermostats manufactured by the equipment manufacturer. HONEYWELL REPLACEMENT T841A1001a T841A1001a T874W1031/Q674L1546, Y594W1014...
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... used for first stage heat. - Note the unique control requirements your customer's needs; Connect to Y if a common terminal is required for LED selection; Best of automatic heat/cool changeover and to a Chronotherm® IV thermostat that puts the heat pump to work to choose and wire the Honeywell electromechanical, Chronotherm III, or electronic heat pump thermostats in this Cross...
... used for first stage heat. - Note the unique control requirements your customer's needs; Connect to Y if a common terminal is required for LED selection; Best of automatic heat/cool changeover and to a Chronotherm® IV thermostat that puts the heat pump to work to choose and wire the Honeywell electromechanical, Chronotherm III, or electronic heat pump thermostats in this Cross...
User Guide
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... powered. º L terminal is powered continuously when 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 heating and cooling modes; HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE ³ Terminal must be...
... powered. º L terminal is powered continuously when 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 heating and cooling modes; HEAT PUMP THERMOSTAT CROSS REFERENCE/SELECTION GUIDE ³ Terminal must be...
User Guide
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... powered continuously when thermostat is in Em. M13149 TYPICAL THERMOSTATS AND SUBBASES - Heat E 2nd Stg. W2 W2 Y2 Y2 W2 NOT AVAILABLE NOT AVAILABLE Fan G C/O Valve - X2 » G ¿ O/B ¿ O/B ¾ L E Y2 ³ - ³ Jumper Y2 to W2. · Terminal C (X1) must be connected to E. Cool - Heat 2nd Stage Compressor - ´ Y1 W1 - - - - HONEYWELL MODEL NUMBER (CUSTOMER...
... powered continuously when thermostat is in Em. M13149 TYPICAL THERMOSTATS AND SUBBASES - Heat E 2nd Stg. W2 W2 Y2 Y2 W2 NOT AVAILABLE NOT AVAILABLE Fan G C/O Valve - X2 » G ¿ O/B ¿ O/B ¾ L E Y2 ³ - ³ Jumper Y2 to W2. · Terminal C (X1) must be connected to E. Cool - Heat 2nd Stage Compressor - ´ Y1 W1 - - - - HONEYWELL MODEL NUMBER (CUSTOMER...
User Guide
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... - - E E E - - - º - M13217 TYPICAL THERMOSTATS AND SUBBASES-HONEYWELL MODEL NUMBER T874G1469/Q674F1345 70-6627 • 60 E E - - º º X2 X1 X2 X1 X2 - - Ht. W2 W2 W2 G G G ³ or B B O/B B ³ or O O O/B O W2 G ³ or B O/B ³ or O O/B ¶ Aux. X1 X2 - ¶ 2nd Stage - - - - - - - - - B Heat C/O Valve Y1 O Cool System X Monitor ¿ EM. position. Heat W2 W2 Fan G G C/O Valve...
... - - E E E - - - º - M13217 TYPICAL THERMOSTATS AND SUBBASES-HONEYWELL MODEL NUMBER T874G1469/Q674F1345 70-6627 • 60 E E - - º º X2 X1 X2 X1 X2 - - Ht. W2 W2 W2 G G G ³ or B B O/B B ³ or O O O/B O W2 G ³ or B O/B ³ or O O/B ¶ Aux. X1 X2 - ¶ 2nd Stage - - - - - - - - - B Heat C/O Valve Y1 O Cool System X Monitor ¿ EM. position. Heat W2 W2 Fan G G C/O Valve...