Honeywell Heat/1Cool User Guide - Page 38
Amana - heat cool parts
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AMANA Models: RHA1842A, RHA (24-42)A2A, RHA (48-60)A2A, RHA (36, 48, 60)A3A & A4A, RHD (18-24)A2A, RHD (30-60)A2A, RHE (18-24)A2A, RHE (30-60)A2A, RHA (36, 48, 60)A3B & A4B. Electromechanical Chronotherm® III Electronic Replacement or Upgrade Chronotherm IV T841A1712 Y594R1425 Y5Y95494G1G4174619 T8T681611R11G0100004 T8T481411R11R0120802 T8T5815111G1G0140721 T8T081011R11R0110406 T8T6816111G2G0220802 W890P0CB8190000/2 Existing Function Terminals or or Common » X X1 C X X X Power R R R R Compressor Y Y · 1st Stg. Heat W1 - Y · W1 Y1 · W1 Aux. 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. Heat E E ³ System Monitor/ L System Defrost ³ Multiple Aux. W3 W3 Heat Loads LED Indication - - ³ Defrost P - E E µ L W3 W3 ´ X2 X1 X2 - - 2nd Stage - - - - Compressor 2nd Stage - - - - Cool ³ Not available on all models. · Do not remove factory-installed jumper. » Terminal must be connected to the transformer common. ¿ If separate Y1 and W1 terminals are required, install R8222D1014. See page 12. ´ Field-installed X2 to X jumper. C R or Y1 Y · W1 W2 G O B C C C C C R R Y Y1 · · W1 W1 W2 W2 R Y · W1 W2 R Y1 · W1 W2 R ¿ Y1/W1 - ¾ Aux. G G G or º O O O/B O or º B B O/B B G or º O O/B or º B O/B G º O/B º O/B E ² L ¶ E E E E E ² µ ² µ µ L L L L L ¶ ¶ ¶ ¶ ¶ X1 X2 - - - - - - - - - X1 X2 - - - - ¾ - - W2 - - - - - Y2 ² L terminal is powered continuously when thermostat is in Em. Ht. position. ¶ If multiple auxiliary heat loads are used, connect to W2 (Aux W8900B) terminal. º Configure O/B (select models) in Installer Setup. ¾ When W2 is not used, configure W2 cycle rate to NC. µ LED is energized when terminal is powered. M13172 TYPICAL THERMOSTATS AND SUBBASES - HONEYWELL MODEL NUMBER (CUSTOMER PART NUMBER) T841A1241 (D99458003) T8611R1083 (D9807605) T874R1194/Q674L1249 70-6627 • 36