Heatcraft Refrigeration Products H-IM-77D

Typical System Wiring Diagram

with Thin Profile Electric Defrost Unit Cooler

Contents

Main Installation and Operation Manual Reach-In Unit Coolers H-IM-77D June, 2006 Part No. 25005601 Table of Contents (Replaces.H-IM-77C,.February,.2005) Inspection Expansion Valve General Information Motors Wiring Maintenance Timer Thin Profile Air Defrost Unit Cooler Model Connections (in.) Approx. TA (K) 17 B G Expansion Valve Recommendations Thin Profile Electric Defrost Unit Cooler TL 12 A G Dimensional Data Connections (In.) Approx. Dimensions (In.) Coil Ship Wt. Size A B C D E F H J K L M N W Inlet Suction Drain (Lbs.) Sequence of Operation Typical Wiring Diagram for Thin Profile Electric Defrost Unit Cooler Replacement Parts Page NOMENCLATURE LT A 053 A A Extended Thin Profile Unit Cooler Connections- Electric Defrost Nozzle Selection- Air Defrost Nozzle Selection- Electric Defrost Connections- Air Defrost Extended Thin Profile Unit Cooler (continued) Mounting Wiring Diagram Coils Coils Coils V Profile Unit Cooler VA (K) 08 A G FOR FOOD SERVICE Replacement Parts High Profile Unit Cooler Expansion Valve Recommendations FOR FOOD SERVICE Standard & Reverse Air Flow Wall Mullion Unit Cooler Coated Coil FOR FOOD SERVICE XXX K 13 A G KM = Standard Vintage Air Flow RAM= Wall Mount Back Bar Unit Cooler BB L S 10 A G NOTE: All units have /8 O.D. suction, 1/2 O.D. sweat inlet connection and 1/2 O.D. drain. Page Dual Aire Unit Cooler U K 00 9 0 B Size Design Revision Twin Flow Air Defrost Unit Cooler K = Coated coil BTO K 13 A G EFVE- 1/C 1