Bard Wall Mounted Package Air Conditioners W12A2-A - Manual (Page 2)

Manual 2100-509E
Page
2 of 17
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
Requirements: R-410A .............................................13
Important Installer Note ............................................14
Service Hints ............................................................14
High & Low 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 Table .........................................................17
Optional Field Installed Accessories ........................17
Figures
Figure 1 Unit Dimensions ....................................... 5
Figure 2 Fresh Air Damper ..................................... 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 Fan Blade Setting Dimensions ............... 16
Tables
Table 1 Electric Heat Table ................................... 4
Table 2 Electrical Specifications ........................... 6
Table 3 Fan Blade Dimensions ........................... 16
Table 4 Recommended Operating Ranges ........ 16
Table 5 Indoor Blower Performance ................... 16
Table 6 Maximum ESP of Operation
Electric Heat Only .................................. 16
Table 7 Pressure Table - Cooling ........................ 17
Table 8 Optional Accessories ............................. 17