User Guide
Page 38
.... Heat W2 W2 W2 W2 Fan G G G G C/O Valve O O O O Cool C/O Valve B B B B Heat Em. Y2 ² L terminal is powered continuously when thermostat is powered. Heat W1 - W3 W3 Heat Loads LED Indication - - ³ Defrost P - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER... · · W1 W1 W2 W2 R Y · W1 W2 R Y1 · W1 W2 R ¿ Y1/W1 - ¾ Aux. Compressor 2nd Stage - - - - X1 X2 - - - - ¾ - - Ht. W2 - - - - - Electromechanical Chronotherm® III Electronic Replacement or Upgrade Chronotherm IV...
.... Heat W2 W2 W2 W2 Fan G G G G C/O Valve O O O O Cool C/O Valve B B B B Heat Em. Y2 ² L terminal is powered continuously when thermostat is powered. Heat W1 - W3 W3 Heat Loads LED Indication - - ³ Defrost P - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER... · · W1 W1 W2 W2 R Y · W1 W2 R Y1 · W1 W2 R ¿ Y1/W1 - ¾ Aux. Compressor 2nd Stage - - - - X1 X2 - - - - ¾ - - Ht. W2 - - - - - Electromechanical Chronotherm® III Electronic Replacement or Upgrade Chronotherm IV...
User Guide
Page 41
... R Compressor Y Y 1st Stg. Heat or W2 W1 W2 Fan G G C/O Valve B B Heat C/O Valve O O Cool System Monitor/ or L X System Defrost... ¾ L L EM. position. M13144 TYPICAL THERMOSTATS AND SUBBASES - W3 W3 W3 º º º º º º Heat Loads ¿ LED Indication - W2 ³ ...Heat E E E E E E E E E E Multiple Aux. - Defrost P 2nd Stage - X2 ¶ X2 ¶ X1 X2 ² - - - - - µ P - - - - - - - - - Compressor - X1 X2 - - - - · - - HONEYWELL MODEL NUMBER (CUSTOMER PART...
... R Compressor Y Y 1st Stg. Heat or W2 W1 W2 Fan G G C/O Valve B B Heat C/O Valve O O Cool System Monitor/ or L X System Defrost... ¾ L L EM. position. M13144 TYPICAL THERMOSTATS AND SUBBASES - W3 W3 W3 º º º º º º Heat Loads ¿ LED Indication - W2 ³ ...Heat E E E E E E E E E E Multiple Aux. - Defrost P 2nd Stage - X2 ¶ X2 ¶ X1 X2 ² - - - - - µ P - - - - - - - - - Compressor - X1 X2 - - - - · - - HONEYWELL MODEL NUMBER (CUSTOMER PART...
User Guide
Page 43
Fan G G C/O Valve B B Heat C/O Valve Y1 or O O Cool System Monitor/ L or F System Defrost G G B B O O ¸ L G G G G G G ³ ³ ³ B B B or O/B B B or O/B O/B or ³ ³ or ³ O O O O/B O O O/B O/B Ƹ Ƹ ¸ Ƹ ¸ ...terminals. Ƹ L terminal is powered continuously when thermostat is for multiple second stage heating loads such as contactors, sequencers, or relays. ´ Model 545 typical. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T872G1166/Q672F1125 T874J1010/Q674J1084 (34427DP124/P272-2471/...
Fan G G C/O Valve B B Heat C/O Valve Y1 or O O Cool System Monitor/ L or F System Defrost G G B B O O ¸ L G G G G G G ³ ³ ³ B B B or O/B B B or O/B O/B or ³ ³ or ³ O O O O/B O O O/B O/B Ƹ Ƹ ¸ Ƹ ¸ ...terminals. Ƹ L terminal is powered continuously when thermostat is for multiple second stage heating loads such as contactors, sequencers, or relays. ´ Model 545 typical. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T872G1166/Q672F1125 T874J1010/Q674J1084 (34427DP124/P272-2471/...
User Guide
Page 44
... Valve B B Heat C/O Valve O O Cool System Monitor/ System Defrost » or F L G G B B O O G G G G G G ³ or ³ or ³ B B B O/B B B O/B O/B or ³ or ³ ³ O O O O/B O O O/B O/B ¾ ¾ L X1 ¸ L ¸ ¾ ¸ ¾ ¾ L L L L L EM. position. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T841C1009 (... Available on T8611R1000 only. ¸ L terminal is powered continuously when thermostat is for multiple second stage loads such as contactors, sequencers, or relays. ´ Terminal X ...
... Valve B B Heat C/O Valve O O Cool System Monitor/ System Defrost » or F L G G B B O O G G G G G G ³ or ³ or ³ B B B O/B B B O/B O/B or ³ or ³ ³ O O O O/B O O O/B O/B ¾ ¾ L X1 ¸ L ¸ ¾ ¸ ¾ ¾ L L L L L EM. position. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T841C1009 (... Available on T8611R1000 only. ¸ L terminal is powered continuously when thermostat is for multiple second stage loads such as contactors, sequencers, or relays. ´ Terminal X ...
User Guide
Page 45
.... ¶ L terminal is powered. M13148 TYPICAL THERMOSTATS AND SUBBASES - O Cool » G » O G »´ O/B G »´ O/B G »´ O/B C/O Valve - Heat E Common 1st Stage - Heat Mode. º LED is energized when terminal is...heat LED indication, jumper X2 to E. » Relay required (R8222B1067 typically) for wiring diagram. ¿ Optional LED indication activated with completed circuit on Q674. X2 · B E » Y L¶ X1 X2 ¿ O/B E Y1 » Lº - Compressor » System Monitor/ - HONEYWELL MODEL NUMBER (CUSTOMER PART...
.... ¶ L terminal is powered. M13148 TYPICAL THERMOSTATS AND SUBBASES - O Cool » G » O G »´ O/B G »´ O/B G »´ O/B C/O Valve - Heat E Common 1st Stage - Heat Mode. º LED is energized when terminal is...heat LED indication, jumper X2 to E. » Relay required (R8222B1067 typically) for wiring diagram. ¿ Optional LED indication activated with completed circuit on Q674. X2 · B E » Y L¶ X1 X2 ¿ O/B E Y1 » Lº - Compressor » System Monitor/ - HONEYWELL MODEL NUMBER (CUSTOMER PART...
User Guide
Page 46
...; Compressor Y R R R R R ¶ ¶ Y1 Y Y1 Y1 Y1/W1 1st Stg. Heat 2nd Stage Compressor - ´ Y1 W1 - - - - M13149 TYPICAL THERMOSTATS AND SUBBASES - Heat E 2nd Stg. G ¿ O/B ¿ O/B µ L E - LED Indication - W2 W2 Y2 Y2 W2 NOT AVAILABLE NOT AVAILABLE Fan G C/O Valve - position. Cool - For emergency heat LED indication, jumper X2 to transformer common. » Optional CHECK...
...; Compressor Y R R R R R ¶ ¶ Y1 Y Y1 Y1 Y1/W1 1st Stg. Heat 2nd Stage Compressor - ´ Y1 W1 - - - - M13149 TYPICAL THERMOSTATS AND SUBBASES - Heat E 2nd Stg. G ¿ O/B ¿ O/B µ L E - LED Indication - W2 W2 Y2 Y2 W2 NOT AVAILABLE NOT AVAILABLE Fan G C/O Valve - position. Cool - For emergency heat LED indication, jumper X2 to transformer common. » Optional CHECK...
User Guide
Page 47
...E E E W3 W3 W3 Aux. ¿ L terminal is powered continuously when thermostat is powered. W2 Heat Relay Fan G C/O Valve O Cool C/O Valve - Ht. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874S1001/Q674F1501 (HH07AT201/HH93AZ215) T8611T7000 (HH07AX112) T8611T7018 (HH07AX113) 70-6627 ...Heat E Multiple Aux. - Heat Loads ³ Terminal C must be connected to W3. M13150 TYPICAL THERMOSTATS AND SUBBASES - Y Compressor 2nd Stg. Heat System Monitor/ L System Defrost EM. position. ´ If 2nd stage heat is auxiliary (electric resistive), connect auxiliary stage...
...E E E W3 W3 W3 Aux. ¿ L terminal is powered continuously when thermostat is powered. W2 Heat Relay Fan G C/O Valve O Cool C/O Valve - Ht. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874S1001/Q674F1501 (HH07AT201/HH93AZ215) T8611T7000 (HH07AX112) T8611T7018 (HH07AX113) 70-6627 ...Heat E Multiple Aux. - Heat Loads ³ Terminal C must be connected to W3. M13150 TYPICAL THERMOSTATS AND SUBBASES - Y Compressor 2nd Stg. Heat System Monitor/ L System Defrost EM. position. ´ If 2nd stage heat is auxiliary (electric resistive), connect auxiliary stage...
User Guide
Page 53
... X (3) 2nd Stage - W2 2nd Stage Y2 - - See page 10 for these thermostats. G G G or · B B O/B B or · O O O/B O G or · B O/B · or O O/B G · O/B · O/B System Monitor/ - - Y2 ³ See Coleman wholesaler to NC. Equipment requires normally energized emergency heat. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T8300A1029/Q6300A1029 (3300-382/3300-383) 70-6627 • 51 Heat Aux. B Heat C/O Valve V O Cool (5) X X C R R R or...
... X (3) 2nd Stage - W2 2nd Stage Y2 - - See page 10 for these thermostats. G G G or · B B O/B B or · O O O/B O G or · B O/B · or O O/B G · O/B · O/B System Monitor/ - - Y2 ³ See Coleman wholesaler to NC. Equipment requires normally energized emergency heat. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T8300A1029/Q6300A1029 (3300-382/3300-383) 70-6627 • 51 Heat Aux. B Heat C/O Valve V O Cool (5) X X C R R R or...
User Guide
Page 54
... energized when terminal is powered. ¶ L terminal is powered continuously when thermostat is in Em. Heat Auxiliary W2 Heat Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost Em. W1 W2 W2 W2 G G G B B B W2 ¿ G B O O O ² ² ² L L L E E E - - - O ¶ L ¿ E - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874G1501 (3600-375)/Q674F1378 T874G1576 (3600-373)/Q674F1402 T874R1368 (3600-368...
... energized when terminal is powered. ¶ L terminal is powered continuously when thermostat is in Em. Heat Auxiliary W2 Heat Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost Em. W1 W2 W2 W2 G G G B B B W2 ¿ G B O O O ² ² ² L L L E E E - - - O ¶ L ¿ E - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874G1501 (3600-375)/Q674F1378 T874G1576 (3600-373)/Q674F1402 T874R1368 (3600-368...
User Guide
Page 55
...; Defrost B B B B B B B B B B ¸ C/O Valve O O O O O ³ or O O O/B O ³ or O O/B ³ O/B Cool System Monitor/ L System Defrost · · L X1 ¾ L ¾ · ¾ · · L L L L L EM. W1 W1 W1 W1 W1...HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T8611R1059 (3600A-381) 70-6627 • 53 Heat W2 R R R R R R R R R or Y Y Y1 Y1 Y Y Y1 Y Y1 Y1/W1 ´ ´ ´ ´ ´ ´ ´ - EVCON/COLEMAN TYPICAL 3700, 3900, 4400, 6500, 7100, 9200 (3600 SERIES THERMOSTAT...
...; Defrost B B B B B B B B B B ¸ C/O Valve O O O O O ³ or O O O/B O ³ or O O/B ³ O/B Cool System Monitor/ L System Defrost · · L X1 ¾ L ¾ · ¾ · · L L L L L EM. W1 W1 W1 W1 W1...HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T8611R1059 (3600A-381) 70-6627 • 53 Heat W2 R R R R R R R R R or Y Y Y1 Y1 Y Y Y1 Y Y1 Y1/W1 ´ ´ ´ ´ ´ ´ ´ - EVCON/COLEMAN TYPICAL 3700, 3900, 4400, 6500, 7100, 9200 (3600 SERIES THERMOSTAT...
User Guide
Page 56
Cool System Monitor/ L or Z System Defrost G G B B O º L O º X1 G B O ¾ L G G G ² B B or O/B B O O or ² O/B O G ² B or O/B ² O or O/B G ² O/B ² O/B ¾ L º L ¾ L º L º L Em. Heat K E E E E E E E E Multiple Aux. - LED Indication - X1 X2 - 2nd Stage...when thermostat is in Em. Ht. position. NOT AVAILABLE Fan G C/O Valve - Compressor ¶ - - - - - - - Heat C/O Valve - M13158 TYPICAL THERMOSTATS AND SUBBASES - HONEYWELL MODEL NUMBER (CUSTOMER PART ...
Cool System Monitor/ L or Z System Defrost G G B B O º L O º X1 G B O ¾ L G G G ² B B or O/B B O O or ² O/B O G ² B or O/B ² O or O/B G ² O/B ² O/B ¾ L º L ¾ L º L º L Em. Heat K E E E E E E E E Multiple Aux. - LED Indication - X1 X2 - 2nd Stage...when thermostat is in Em. Ht. position. NOT AVAILABLE Fan G C/O Valve - Compressor ¶ - - - - - - - Heat C/O Valve - M13158 TYPICAL THERMOSTATS AND SUBBASES - HONEYWELL MODEL NUMBER (CUSTOMER PART ...
User Guide
Page 58
...; X X X X C C C C C C Power R Compressor Y 1st Stage - Heat W2 R R R R R R R R R Y Y Y1 Y1 or Y Y Y1 Y Y1 Y1/W1 ² ² ² ² ² ² ² - Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost G G G G G G G G G ³... in Em. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T841A1324 (AT12124) 70-6627 • 56 M13179 TYPICAL THERMOSTATS AND SUBBASES - X1 X2 - µ - - Ht. Heat E E E E E E E E E E Multiple Aux. X2 º X2 º 2nd Stage - position. ...
...; X X X X C C C C C C Power R Compressor Y 1st Stage - Heat W2 R R R R R R R R R Y Y Y1 Y1 or Y Y Y1 Y Y1 Y1/W1 ² ² ² ² ² ² ² - Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost G G G G G G G G G ³... in Em. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T841A1324 (AT12124) 70-6627 • 56 M13179 TYPICAL THERMOSTATS AND SUBBASES - X1 X2 - µ - - Ht. Heat E E E E E E E E E E Multiple Aux. X2 º X2 º 2nd Stage - position. ...
User Guide
Page 59
...L L L L L EM. Heat B - - - - - - - - - X1 X2 - 2nd Stage - - - - - ¾ - - - - CUSTOMER PART NUMBER 3AAT80A1A1 3AAT80B1A1 3AAT83E12A1 70-6627 • 57 Heat or W1 W W R R R R R R R R or Y Y1 Y1 Y Y Y1 Y Y1 Y1/W1 » » » » » - - Fan G C/O Valve - Electric thermostat replaces outdoor reset with completed circuit... continuously when thermostat is not used, configure W2 cycle rate to transformer common. · Tape off. Heat C/O Valve O Cool System Monitor/ F System Defrost G G G - - ...
...L L L L L EM. Heat B - - - - - - - - - X1 X2 - 2nd Stage - - - - - ¾ - - - - CUSTOMER PART NUMBER 3AAT80A1A1 3AAT80B1A1 3AAT83E12A1 70-6627 • 57 Heat or W1 W W R R R R R R R R or Y Y1 Y1 Y Y Y1 Y Y1 Y1/W1 » » » » » - - Fan G C/O Valve - Electric thermostat replaces outdoor reset with completed circuit... continuously when thermostat is not used, configure W2 cycle rate to transformer common. · Tape off. Heat C/O Valve O Cool System Monitor/ F System Defrost G G G - - ...
User Guide
Page 70
... thermostat is for multiple auxiliary heat loads such as contactors, sequencers or relays. ¿ Configure O/B (select models) in Em. HONEYWELL MODEL NUMBER (CUSTOMER PART ...R Y1 · W1 W2 W2 R Y · W1 W2 R Y1 · W1 R ² Y1/W1 ¶ W2 Aux. P - - - - - 2nd Stage - Heat E E E E E E E E E Multiple Aux. Compressor ¶ - - - - - - - NOT AVAILABLE Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost G G B B O O º L G G G G G G or ¿ or ¿ ¿ B B B O/B B B...
... thermostat is for multiple auxiliary heat loads such as contactors, sequencers or relays. ¿ Configure O/B (select models) in Em. HONEYWELL MODEL NUMBER (CUSTOMER PART ...R Y1 · W1 W2 W2 R Y · W1 W2 R Y1 · W1 R ² Y1/W1 ¶ W2 Aux. P - - - - - 2nd Stage - Heat E E E E E E E E E Multiple Aux. Compressor ¶ - - - - - - - NOT AVAILABLE Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost G G B B O O º L G G G G G G or ¿ or ¿ ¿ B B B O/B B B...
User Guide
Page 71
...; Both first stage heat and cool are connected to NC. ¾ LED is energized when terminal is powered. P - - - - - º 2nd Stage - - - - - - - - - Heat X or E E G G B B O O ¾ L E E G B O ¿ L E G G G ³ or B B O/B B ³ or O O O/B O G ³ or B O/B ³ or O O/B G ³ O/B ³ O/B ¿ ¾ ¿ L L L ¾ L ¾ L E E E E E Multiple Aux. Defrost P - - - W3 W3 W3 W3 - M13185 TYPICAL THERMOSTATS AND SUBBASES - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER...
...; Both first stage heat and cool are connected to NC. ¾ LED is energized when terminal is powered. P - - - - - º 2nd Stage - - - - - - - - - Heat X or E E G G B B O O ¾ L E E G B O ¿ L E G G G ³ or B B O/B B ³ or O O O/B O G ³ or B O/B ³ or O O/B G ³ O/B ³ O/B ¿ ¾ ¿ L L L ¾ L ¾ L E E E E E Multiple Aux. Defrost P - - - W3 W3 W3 W3 - M13185 TYPICAL THERMOSTATS AND SUBBASES - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER...
User Guide
Page 75
...; ² X2 X1 X2 X1 X2 - ² - - W2 2nd Stage - - - - - M13223 TYPICAL THERMOSTATS AND SUBBASES - L - X1 X2 - 2nd Stage - - - - - Compressor ¾ - - - - Cool - - - - Y2 ³ Configure O/B (select models) in Installer Setup. · Both First stage heat and cool are connected to Y terminal. » Terminal is for multiple auxiliary heat loads such as contactors, sequencers, or relays. ¿ Terminal must...
...; ² X2 X1 X2 X1 X2 - ² - - W2 2nd Stage - - - - - M13223 TYPICAL THERMOSTATS AND SUBBASES - L - X1 X2 - 2nd Stage - - - - - Compressor ¾ - - - - Cool - - - - Y2 ³ Configure O/B (select models) in Installer Setup. · Both First stage heat and cool are connected to Y terminal. » Terminal is for multiple auxiliary heat loads such as contactors, sequencers, or relays. ¿ Terminal must...
User Guide
Page 79
...Heat C/O Valve R O Cool System Monitor/ System Defrost L» G G B B O O µ L G G G G G G or ³ or ³ ³ B B B O/B B B O/B O/B or ³ ³ or ³ O O O O/B O O O/B O/B ¸ L ¸ L Lµ L¸ Lµ Lµ Em. Multiple Aux. - X2 ¶ X1 X2 ² X1 X2 - - - - - - position. ² Optional Check LED on page 78. M13163 TYPICAL THERMOSTATS... AND SUBBASES - R R R - - W2 W2 W2 W2 Aux. W3 W3 W3 - - - - See page 10. HONEYWELL MODEL NUMBER (CUSTOMER PART... - Heat E...heat...
...Heat C/O Valve R O Cool System Monitor/ System Defrost L» G G B B O O µ L G G G G G G or ³ or ³ ³ B B B O/B B B O/B O/B or ³ ³ or ³ O O O O/B O O O/B O/B ¸ L ¸ L Lµ L¸ Lµ Lµ Em. Multiple Aux. - X2 ¶ X1 X2 ² X1 X2 - - - - - - position. ² Optional Check LED on page 78. M13163 TYPICAL THERMOSTATS... AND SUBBASES - R R R - - W2 W2 W2 W2 Aux. W3 W3 W3 - - - - See page 10. HONEYWELL MODEL NUMBER (CUSTOMER PART... - Heat E...heat...
User Guide
Page 82
...or X) must be connected to operate system monitor light (emergency heat LED) on X1 and X2 terminals. ´ L terminal is powered continuously when thermostat is powered. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874C1448/Q674L1355 (24F5101/31F3201) T874C1448/Q674L1165 (24F5101/24F5901) ... B B B C C C C C C ² Power V VR R R R R R R R R R Compressor M 1st Stage - X1 X2 - - - Thermostat replaces outdoor reset with improved zero droop performance. » Do not remove factory-installed jumper. ¿ Optional LED indication activated with one 75 ...
...or X) must be connected to operate system monitor light (emergency heat LED) on X1 and X2 terminals. ´ L terminal is powered continuously when thermostat is powered. HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874C1448/Q674L1355 (24F5101/31F3201) T874C1448/Q674L1165 (24F5101/24F5901) ... B B B C C C C C C ² Power V VR R R R R R R R R R Compressor M 1st Stage - X1 X2 - - - Thermostat replaces outdoor reset with improved zero droop performance. » Do not remove factory-installed jumper. ¿ Optional LED indication activated with one 75 ...
User Guide
Page 83
... . ´ Terminal is for multiple second stage loads such as shown on TRADELINE replacement thermostats, see page 10. Tape off . HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874C1448/Q674L1355(24F5101/31F3201) T874C1448/Q674L1165(...; 81 Heat Auxiliary or or Y W W2 W2 Heat Fan or F G G C/O Valve or - X2 X1 X2 X1 X2 · - - - - - · - B B Heat C/O Valve or R O O Cool System Monitor/ System Defrost ² EM. X1 X2 - ³ Configure O/B (select models) in Emergency Heat Position. M13165 TYPICAL THERMOSTATS AND SUBBASES - Heat »...
... . ´ Terminal is for multiple second stage loads such as shown on TRADELINE replacement thermostats, see page 10. Tape off . HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T874C1448/Q674L1355(24F5101/31F3201) T874C1448/Q674L1165(...; 81 Heat Auxiliary or or Y W W2 W2 Heat Fan or F G G C/O Valve or - X2 X1 X2 X1 X2 · - - - - - · - B B Heat C/O Valve or R O O Cool System Monitor/ System Defrost ² EM. X1 X2 - ³ Configure O/B (select models) in Emergency Heat Position. M13165 TYPICAL THERMOSTATS AND SUBBASES - Heat »...
User Guide
Page 88
...connected to NC. ¸ Optional LED indication activated with completed circuit on T8611G1004. M13194 TYPICAL THERMOSTATS AND SUBBASES - Ht. Heat » W2 W2 R R R or Y Y1 Y1 Y ´ ´ ... Em. Compressor W3 W3 W3 ¾ ¾ ¾ - LED Indication - 2nd Stage - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T834C2135 (71116901) T841B1042 (71117001) 70-6627 • 86 Heat Loads · - Connect L to X1; Heat Aux. Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost G G G B B B O O O ¹ ...
...connected to NC. ¸ Optional LED indication activated with completed circuit on T8611G1004. M13194 TYPICAL THERMOSTATS AND SUBBASES - Ht. Heat » W2 W2 R R R or Y Y1 Y1 Y ´ ´ ... Em. Compressor W3 W3 W3 ¾ ¾ ¾ - LED Indication - 2nd Stage - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T834C2135 (71116901) T841B1042 (71117001) 70-6627 • 86 Heat Loads · - Connect L to X1; Heat Aux. Fan G C/O Valve B Heat C/O Valve O Cool System Monitor/ L System Defrost G G G B B B O O O ¹ ...