Manuals / Allied Air Enterprises / Household Appliance / Air Conditioner

Allied Air Enterprises 4AC18LT manual Issue, Page 24 of, 506469-01

Models: 4AC18LT

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506469-01

Issue 1008

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Contents

INSTALLATION AND MAINTENANCE INSTRUCTIONS TABLE OF CONTENTS4AC18LT SERIES Split System Air ConditionerGeneral Inspection of ShipmentLocation of Unit Electrical Wiring Discharge Air Building Structure Mounting SlabGround Level Slab MountingPlacement For installations exceeding 50’, contactTechnical Services Table Brazing Connection ProcedureInstalling Refrigerant Line Thermostat DesignationsRefrigerant Piping Wire Tie around vapor line only Floor Joist or Roof Rafter Tape or Wire Tie 8’Floor Joist or Roof Rafter Tape or Wire Tie Refrigerant Line Sets: Installing Horizontal RunsStrap Liquid Flushing Procedure Flushing ConnectionsFlushing Existing Line Set and Indoor Coil Required EuipmentRefrigerant Metering Device Expansion Valve SystemsTXV Data Liquid and Suction Line Service Valves To Access the Schrader PortTo Close Liquid or Suction Line Service Valve Suction Line Ball Type Service ValveUsing an Electronic Leak Detector Evacuation4.Open both manifold valves and start vacuum pump Refrigerant Charge Adjustment START-UPRefrigerant Charging Blocking Outdoor Coil R410A Temperature/Pressure Chart Check Charge Using Normal Operating PressuresIssue Page 16 of506469-01 System Diagnostic Module Interpreting the Diagnostic LEDs24 VAC Power Wiring Thermostat Demand WiringIssue Flash CodesPage 18 of 506469-01Issue Flash Codes contPage 19 of 506469-01Miswired Module Troubleshooting IssuePage 20 of 506469-01MAINTENANCE Indoor CoilIndoor Unit Start-Upand Performance Checklist WIRE DIAGRAM IssuePage 23 of 506469-01Issue Page 24 of506469-01