Honeywell Heat/1Cool User Guide - Page 113
York/borg Warner
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YORK/BORG WARNER B2CH, B2PS, E1CS, E1EB, E1HB, E2CH, STELLAR 2000 (DIRECT REPLACEMENTS) Electromechanical Chronotherm® III Electronic Replacement or Upgrade Chronotherm IV T841A1712 Y594R1425 Y5Y9549G41G4174619 T8611R1000 T8T481411R11R0120802 T8T581511G11G0140721 T8T081011R11R0110406 T8T681611G12G0220802 W890P0CB8190000/2 Function Existing Terminals Common · B X X X Power R R or Compressor Y Y1 Y 1st Stage Heat W1 - Aux. Heat W or W2 W2 R R Y Y1 ¿ ¿ W1 W1 W2 W2 Fan G G G G ³ C/O Valve H B B B Heat C/O Valve O O O O Cool System Monitor/ X - L - System Defrost Em. Heat E or X E E E Mutiple Heat Loads - W3 W3 W3 LED Indication - - X2 X1 X2 ³ H terminal is not available on all models. · Terminal must be connected to the transformer common. » Configure O/B (select models) in Installer Setup. C R Y1 ¿ W1 W2 G B O C R Y ¿ W1 C R Y1 ¿ W1 W2 W2 G G » B B or O/B » O O or O/B C C C R R R Y ¿ W1 Y1 ¿ W1 Y1/W1 - ´ W2 W2 Aux. G G G B » B or O/B » O/B O » O or O/B » O/B L L L L L L E E E E E E ´ - - - - - W2 - - - - ¿ Do not remove factory-installed jumper. ´ Configure W2 cycle rate to NC. - - M13215 TYPICAL THERMOSTATS AND SUBBASES - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T841A1274 (2TH11703324) T874G1428/Q674J1027 (6TH11702424) T872G1299/Q672L1177 T874R1046/Q674L1017 (2TH11702224) T872R1032/Q672L1011 T874R1046/Q674L1272 (2TH11702224) T874G1170/Q674J1027 (2TH11702424) T8141A1006 T874G1196/Q674J1027 T8300A1037/Q6300A1044 (2ET11700124A) T874G1345 (2TH11702624) T8611R1018 (025-27655) T874G1402/Q674L1363 (2TH11702824) 70-6627 • 111