Bard WH301 - Default Chapter; Table of Contents

CONTENTS
i
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 Attaching Top Outlet to Unit ................ 10
Figure 6 Top Outlet Model Mounted .................. 10
Figure 7 Wall-Mounting Instructions...................11
Figure 8 Wall-Mounting Instructions...................11
Figure 9 Common Wall-Mounting Installations . 12
Figure 10 Low Voltage Wiring ............................. 14
Figure 11 Compressor Cutoff and Outdoor
Thermostat Wiring .............................. 15
Figure 12 Compressor Cutoff and Outdoor
Thermostat Wiring .............................. 15
Figure 13 Start Up Label ..................................... 17
Figure 14 Defrost Control Board ......................... 18
Figure 15 Fan Blade Setting ............................... 21
Tables
Table 1 Electric Heat Table ................................ 3
Table 2 Dimensions of Basic Unit ...................... 4
Table 3 Electrical Specifications ........................ 5
Table 4 Operating Voltage Range.................... 13
Table 5 Thermostat Wire Size ......................... 13
Table 6 Wall Thermostat and
Subbase Combinations ....................... 16
Table 7 Troubleshooting .................................. 19
Table 8 Fan Blade Dimensions ........................ 21
Table 9 Suction Line Temperatures ................. 21
Table 10 Indoor Blower Performance ................ 21
Table 11 CFM and ESP ..................................... 21
Table 12 Maximum ESP of Operation
Electric Heat Only ............................... 21
Table 13 Cooling Pressures............................... 22
Table 14 Heating Pressures .............................. 22
Table 15 Optional Accessories .......................... 23
Start Up
Important Installer Note ........................................ 17
Crankcase Heaters ............................................... 17
Service Hints ........................................................ 17
Sequence of Operation......................................... 17
Pressure Service Ports......................................... 18
Defrost Cycle ........................................................ 18
Troubleshooting
Solid State Heat Pump Control
Troubleshooting Procedures ................................ 19
Checking Temperature Sensor Outside
Unit Circuit ................................................................
20
Temperature "A" VS. Resistance "R" of
Temperature Sensor ............................................. 20
Fan Blade Setting Dimensions ............................. 21
Removal of Fan Shroud........................................ 21
Refrigerant Charge ............................................... 21
Optional Accessories ............................................ 23
G etting Other Information and Publications
For more information,
contact these publishers......................................... 1
Wall Mount General Information
Heat Pump Wall Mount Model Nomenclature ........ 2
Shipping Damage ................................................... 2
General .............................................................. 2
Duct Work .............................................................. 2
Filters .............................................................. 6
Fresh Air Intake ...................................................... 6
Condensate Drain................................................... 6
Installation Instructions
Wall Mounting Information...................................... 7
Mounting the Unit ................................................... 7
Top Outlet Only ....................................................... 7
Wiring — Main Power ........................................... 13
Wiring — Low Voltage Wiring ............................... 13
Compressor Cutoff Thermostat and
Outdoor Thermostats............................................ 15
Compressor Cutoff and Outdoor
Thermostats Wiring .............................................. 15
Heat Anticipation .................................................. 16
Thermostat Indicator Lamps................................. 16
Emergency Heat Position ..................................... 16
Compressor Malfunction Light .............................. 16