York K4EU120A50A User Manuals

Table of Contents

• General

  1
• Reference

  1
• Inspection

  1
• Unit Application Data

  3
• Nomenclature

  2
• Physical Data

  5
• 3 Supply Air Blower Motor Pulley Adjustment

  7
• Limitations

  3
• Blower Performance

  8
• Location

  3
• Accessory Static Resistance (IWG/pA)

  9
• Clearances

  4
• Electrical Data

  9
• Rigging and Handling

  4
• Blower Motor and Drive Data

  11
• Vertical/horizontal Installation

  4
• Duct Connections

  4
• Refrigerant Mains

  5
• Unit Suspension Mounting (Horizontal)

  3
• Drain Connection

  6
• Vertical and Horizontal Appplication

  4
• Supply Air Blower Adjustment

  6
• Supply Air Duct Connection

  4
• Power and Control Wiring

  11
• Electric Heater Accessory

  4
• 5 Recommended Drain Piping

  6
• Filters

  12
• Typical Motor Mounting Assembly

  7
• Evaporator Coil

  12
• Pressure Drop Across Dry Coil vs Supply Air

  7
• Lubrication

  12
• Hole Locations (Pressure Drop Readings)

  7
• Drain Pan

  12
• Unit Dimensions and Clearances

  10
• Belts

  12
• Typical Field Wiring (Cooling only)

  11