Bard WA121, Installation Instructions Manual

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Manual 2100-234 I
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CONTENTS
Getting Other Informations and Publications 3
Wall Mount General Information
Air Conditioner Wall Mount Model Nomenclature ..... 4
Shipping Damage ..................................................... 6
General ..................................................................... 6
Duct Work ................................................................. 7
Filters ........................................................................ 7
Fresh Air Intake ........................................................ 7
Condensate Drain ..................................................... 7
Installation Instructions
Wall Mounting Information ........................................ 8
Mounting the Unit ..................................................... 8
Wiring – Main Power .............................................. 12
Wiring – Low Voltage Wiring .................................. 12
Start Up
Important Installer Note .......................................... 14
Service Hints .......................................................... 14
High Pressure Switch ............................................. 14
Sequence of Operation ........................................... 14
Compressor Control Module ................................... 14
Adjustments ............................................................ 15
Pressure Service Ports ........................................... 15
Troubleshooting
Fan Blade Setting Dimension ................................. 16
Refrigerant Charge ................................................. 16
Pressure Tables ...................................................... 17
Option Field Installed Accessories .......................... 17
Figures
Figure 1 Unit Dimensions ...................................... 5
Figure 2 Blower Damper Assembly ....................... 7
Figure 3 Mounting Instructions .............................. 9
Figure 4 Wall Mounting Instructions ................... 10
Figure 5 Wall Mounting Instructions ................... 10
Figure 6 Common Wall Mounting
Instructions ............................................ 11
Figure 7 Low Voltage Wiring ............................... 13
Figure 8 Fan Blade Setting Dimensions ............. 16
Tables
Table 1 Electric Heat Table .................................. 4
Table 2 Electrical Specifications .......................... 6
Table 3 Thermostat Wire Size ........................... 12
Table 4 Wall Thermostats .................................. 12
Table 5 Fan Blade Dimensions .......................... 16
Table 6 Suction Line Temperatures ................... 16
Table 8 Recommended Operating Ranges ....... 16
Table 7 Indoor Blower Performance .................. 16
Table 9 Maximum ESP of Operation
Electric Heat Only ................................. 16
Table 10 Pressure Table - Cooling ...................... 17
Table 11 Optional Accessories ............................ 17