Carrier Owners Manual - Enlarge page 1 of 4
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From inside (document excerpt):
25HCA3 Comfortt Series Heat Pump with Puronr Sizes 30 To 60 2 1/2 To 5 Nominal Tons Wiring Diagrams Fig. 1 Wiring Diagram — Model sizes 18 – 48, 208/230-1 Fig. 2 Model size 60, 208/230-1 2 Fig. 3 Wiring Diagram — Model sizes 30 – 60, 208/230-3 3 Fig. 4 Wiring Diagram — Model sizes 36 – 60, 460-3 2006 Carrier Corp. S 7310 W. Morris St. S Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 04/06 Catalog No: 25HCA3- 1W Replaces: New Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.