用户手册 — Bard WH421

目录

• Getting Other Information and Publications

  1
• Start Up

  14
• For more information, contact these publishers:

  1
• Important Installer Note

  14
• High Pressure Switch

  14
• Wall Mount General Information

  2
• Air Conditioner Wall Mount Model Nomenclature

  2
• Information

  14
• Shipping Damage

  5
• Phase Monitor

  15
• General

  5
• Service Hints

  15
• Duct Work

  5
• Sequence of Operation

  15
• Filters

  5
• Pressure Service Ports

  15
• Fresh Air Intake

  6
• Defrost Cycle

  15
• Condensate Drain

  6
• Troubleshooting

  17
• Installation Instructions

  7
• Wall Mounting Information

  7
• Troubleshooting Procedure

  17
• Mounting the Unit

  7
• Typical Installations

  7
• Unit Circuit

  18
• Wiring – Main Power

  11
• Fan Blade Setting Dimensions

  19
• Wiring – Low Voltage Wiring

  11
• Removal of Fan Shroud

  19
• Thermostat Wiring

  12
• Refrigerant Charge

  19
• Heat Anticipation

  12
• Pressure Chart

  20
• Thermostat Indicator Lamps

  13
• Optional Accessories

  21
• Emergency Heat Position

  13
• Compressor Malfunction

  13
• Figure 1 Unit Dimensions

  3
• Electrical Specifications

  2
• Figure 2 Blower Damper Assembly

  6
• Electric Heat Table

  4
• Figure 3 Mounting Instructions

  8
• Thermostat Wire Size

  12
• Figure 3A Electric Heat Clearance

  8
• Figure 4 Wall-Mounting Instructions

  9
• Subbase Combinations

  13
• Figure 5 Wall-Mounting Instructions

  9
• Troubleshooting

  17
• Fan Blade Dimensions

  19
• Figure 7 Unit 24V Terminal Board

  11
• Suction Line Temperatures

  19
• Table 8 Recommended Operating Ranges

  19
• Thermostat Wiring

  12
• Indoor Blower Performance

  19
• Figure 9 Start-Up Label

  14
• Maximum ESP of Operation

  20
• Figure 10 Defrost Control Board

  16
• Cooling Pressures

  20
• Figure 11 Fan Blade Setting

  19
• Heating Pressures

  21
• Optional Accessories

  21