035-15406-002-A-05042 Unitary Products GroupGeneral................................................................................1Reference ............................................................................1Inspection ............................................................................1Nomenclature ......................................................................2INSTALLATIONLimitations ...........................................................................3Location...............................................................................3Roof-Top Locations ......................................................3Ground Level Locations ...............................................3Rigging and Handling ..........................................................3Clearances ..........................................................................4Power and Control Wiring ...................................................4Power Wiring ................................................................4Control Wiring ..............................................................4Compressor .........................................................................4Compressor Crankcase Heater ...........................................4Refrigerant Piping................................................................7General Guidelines ......................................................7Line Sizing....................................................................7Service Valves..............................................................7Installation ....................................................................9Extending The Service Ports......................................10Evacuation and Charging ..................................................10START-UPCrankcase Heater .............................................................12Pre-Start Check .................................................................12Initial Start-Up....................................................................12OPERATIONUnit Operation ...................................................................12Safety Features .................................................................13Secure Owner's Approval..................................................13Maintenance......................................................................13Cleaning Condenser Surface .....................................13Lubrication..................................................................13Compressor Replacement .........................................13TABLESNo. Description Page1 Unit Application Data.................................. 32 Physical Data ............................................. 43 Electrical Data ............................................ 54 Suction Lines.............................................. 85 Liquid Lines ................................................ 86 Refrigerant Line Charge............................. 87 Cooling Capacities - (°F) ............................ 98 Cooling Capacities - (°C)............................ 9FIGURESNo. Description Page1 Center of Gravity ........................................ 32 Typical Rigging........................................... 43 Typical Field Wiring .................................... 54 Unit Dimensions and Clearances............... 65 Extending The Service Ports...................... 11H 5 C E 5 09 APRODUCT NOMENCLATUREPRODUCT GENERATION3 = 3rd Generation4 = 4th Generation5 = 5th Generation6 = 6th GenerationPRODUCT CATEGORYH = Split-System Condensing UnitPRODUCT IDENTIFIERCE = Condensing SectionVOLTAGE CODE50 = 380/415-3-50NOMINAL COOLINGCAPACITY090 = 90 MBH (26.4 kW)120 = 120 MBH (35.2 kW)FACTORY INSTALLED HEATA = Not Applicable0 0TABLE OF CONTENTS