Table Of Contents - Bard YA253 Installation Instructions Manual

CONTENTS
Getting Other Information ................................... 1
Wall Mount General Information ........................ 2
Model Nomenclature .............................................. 2
Shipping Damage ................................................... 4
General ................................................................... 4
Duct Work ............................................................... 4
Filters ...................................................................... 5
Fresh Air Intake ...................................................... 5
Condensate Drain ................................................... 5
Installation Instructions ...................................... 6
Wall Mounting Information ...................................... 6
Wiring - Main Power .............................................. 9
Wiring - Low Voltage .............................................. 9
Figures
Figure 1 Unit Dimensions ..................................... 3
Figure 2 Fresh Air Damper Assembly .................. 5
Figure 3 Mounting Instructions ............................. 6
Figure 4 Wall-Mounting Instructions .................... 7
Figure 5 Wall-Mounting Instructions .................... 7
Figure 6 Common Wall-Mounting Instructions ..... 8
Figure 7 Low Voltage Wiring Diagram ............... 10
Figure 8 Fan Blade Setting ................................ 13
Start Up .............................................................. 11
Important Installer Note ........................................ 11
High Pressure Switch ........................................... 11
Three Phase Scroll Compressor Start Up ............. 11
Phase Monitor ...................................................... 11
Service Hints ........................................................ 11
Sequence of Operations ....................................... 11
Compressor Control Module ................................. 12
Pressure Service Ports ......................................... 12
Troubleshooting ................................................ 13
Fan Blade Setting Dimensions ............................. 13
Removal of Fan Shroud ........................................ 13
Refrigerant Charge ............................................... 13
Cooling Pressures ................................................ 14
Optional Accessories ............................................ 14
Tables
Table 1 Electrical Specifications ......................... 2
Table 2 Electric Heat Table ................................. 4
Table 3 Thermostat Wire Size ............................ 9
Table 4 Wall Thermostat and
Subbase Combinations .......................... 9
Table 5 Fan Blade Setting Dimension .............. 13
Table 6 Suction Line Temperatures .................. 13
Table 7 Indoor Blower Performance ................. 13
Table 8 Rated CFM and ESP ........................... 13
Table 9 Maximum ESP of Operation -
Electric Heat Only ................................ 13
Table 10 Cooling Pressures ............................... 14
Table 11 Optional Accessories ........................... 14