Honeywell Heat/1Cool User Guide - Page 117
Typical Ebhp Series
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Electromechanical Chronotherm® III YORK/BORG WARNER TYPICAL EBHP SERIES Electronic Replacement or Upgrade Chronotherm IV AVAILNAOBTLE Y594R1425 Y5Y9549G41G4174619 T8611R1000 T8T481411R11R0120802 T8T581511G11G0140721 T8T081011R11R0110406 T8T681611G12G0220802 W890P0CB8190000/2 Function Common · Existing Terminals B or X2 X X C C C C C C Power R R R R R R R R R 1st Stage W1 Heat Aux. Heat W2 W1 W1 W1 W1 W1 W1 W1 - ³ ³ ³ ³ ³ ³ ³ ² W2 W2 W2 W2 W2 W2 W2 Aux. NOT AVAILABLE Fan G 1st Stage Y1 Cool C/O Valve - Heat C/O Valve - Cool G G G Y Y1 Y1 B B B O O O G G G G G ´ Y Y1 Y Y1 Y1/W1 B B or O/B B B or O/B O/B O O or O/B O O or O/B O/B System Monitor/ - System Defrost L - L L L L L L Em. Heat E E E E E E E E E Multiple Aux. - Heat Loads » LED Indication - W3 W3 - X2 ¿ X1 X2 - - - - - - - - - X1 X2 - ³ Remove factory-installed Y1 (Y) to W1 (W) jumper. · Terminal must be connected to the transformer common. » Terminal is for multiple auxiliary heat loads such as contactors, sequencers, or relays. ¿ Field-installed X2 to X (C) jumper. ´ If separate Y1 and W1 terminals are required, install R8222D1014; see page 12. ² Configure W2 cycle rate to NC. M13220 70-6627 • 115