Bard WE252 - Default Chapter; Table of Contents

CONTENTS
Getting Other Information ...................................1
Wall Mount General Information
Model Nomenclature ............................................ 2
Shipping Damage ................................................ 5
General ................................................................ 5
Duct Work ............................................................ 5
Filters ................................................................... 6
Fresh Air Intake .................................................... 6
Condensate Drain ................................................ 6
Installation Instructions
Wall Mounting Information ................................... 7
Proper Unit Placement ......................................... 7
Mounting the Unit ................................................. 7
Wiring – Main Power .......................................... 12
Wiring – Low Voltage ......................................... 12
Start Up
Important Installer Note...................................... 14
High Pressure Switch ........................................ 14
Service Hints ...................................................... 14
Sequence of Operations .................................... 14
Compressor Control Module .............................. 14
Adjustments ....................................................... 15
Phase Monitor .................................................... 15
Pressure Service Ports ...................................... 15
Troubleshooting
Fan Blade Setting Dimensions .......................... 16
Removal of Fan Shroud ..................................... 16
Refrigerant Charge ............................................ 16
Cooling Pressures ............................................. 18
Optional Accessories ......................................... 19
R-407C Refrigerant
Service Procedures & Considerations ............... 20
Charging ............................................................ 20
Leaks ................................................................. 20
Figures
Figure 1 Unit Dimensions................................... 4
Figure 2 Fresh Air Damper Assembly ................ 6
Figure 3 Mounting Instructions........................... 8
Figure 4 Electric Heat Clearance ....................... 9
Figure 5 Wall-Mounting Instructions ................. 10
Figure 6 Wall-Mounting Instructions ................. 10
Figure 7 Common Wall-Mounting Instructions . 11
Figure 8 Low Voltage Wiring Diagram ............. 13
Figure 9 Fan Blade Setting .............................. 16
Tables
Table 1 Electric Heat Table ............................... 2
Table 2 Electrical Specifications ....................... 3
Table 3 Thermostat Wire Size ........................ 12
Table 4 Wall Thermostat and
Subbase Combinations...................... 12
Table 5 Fan Blade Setting Dimension ............ 16
Table 6 Suction Line Temperatures ................ 16
Table 7 Rated CFM and ESP ......................... 16
Table 8 Indoor Blower Performance ............... 17
Table 9 Maximum ESP of Operation –
Electric Heat Only .............................. 17
Table 10 Cooling Pressures ............................. 18
Table 11 Optional Accessories ......................... 19
Table 12 R-407C Temperature/Pressure Chart 20