York E2FB120, E3FB090 instruction

Untiary Products Group

5005 York Drive, Norman, Oklahoma 73069 Subject to change without notice. Printed in U.S.A

Copyright ♥ 2004 by York International Corporation. All Rights Reserved.

035-15410-002-B-0404 Supersedes: 035-15410-002-A-0304

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York E2FB120, E3FB090 installation manual

Contents

General Reference SPLIT-SYSTEM Heat Pumps Outdoor Units Installation ManualInspection Table of Contents Installation LimitationsLocation Rigging and Handling Compressors Compressor Crankcase Heater Power and Control WiringClearances Refrigerant Piping Wire SizingGeneral Guidelines Unit Dimensions and Clearances 7-1/2 & 10 TON Field Piping Diagrams Line Sizing Service Valves InstallationExtending the Service Ports Evacuating and Charging Balance Point Setting Extending the Service Ports Refrigerant Flow Diagram Curve EFB090 Charging Curve EFB120 Cooling Operation OperationHeating Operation Operation below 0F Outdoor Temperature Maintenance Safety FeaturesSTART-UP Crankcase Heater PRE-START Check