Table Of Contents - Bard C24H1 Series Installation Instructions Manual

Contents
Getting Other Information and Publications
Wall Mount General Information
Wall Mount Model Nomenclature .............................. 4
Shipping Damage ..................................................... 4
General ................................................................. 4
Duct Work ................................................................. 5
Filters ................................................................. 5
Fresh Air Intake ......................................................... 5
Condensate Drain .................................................... 5
Installation Instructions
Wall Mounting Information ........................................ 6
Mounting the Unit ...................................................... 6
Placement ................................................................. 6
Clearances Required ................................................ 6
Minimum Clearances ................................................ 6
Wiring - Main Power ............................................... 13
Wiring - Low Voltage Wiring ................................... 13
Optional Outdoor T-Stat Applications ...................... 13
Figures
Figure 1 Fresh Air Damper Assembly ..................... 5
Figure 2 Unit Dimensions ....................................... 7
Figure 3A Mounting Instructions C24H, C30H .......... 8
Figure 3B Mounting Instructions C36, 42, 48, 60H ... 9
Figure 4 Electric Heat Clearance ......................... 10
Figure 5 Wall Mounting Instructions ..................... 11
Figure 6 Wall Mounting Instructions ..................... 11
Figure 7 Common Wall Mounting Installations ..... 12
Figure 8 Defrost Control Board ............................ 17
Figure 9 Fan Blade Setting ................................... 20
Figure 10 Control Disassembly .............................. 25
Figure 11 Winding Test ........................................... 25
Figure 12 Drip Loop ................................................ 25
Manual 2100-586B
Page 2 of 25
3 Start Up
General ............................................................... 14
Topping Off System Charge .................................... 14
Safety Practices ...................................................... 14
Important Installer Note ........................................... 15
High & Low Pressure Switch ................................... 15
Three Phase Scroll Compressor ............................. 15
Phase Monitor ......................................................... 15
Service Hints ........................................................... 15
Sequence of Operation ........................................... 16
Pressure Service Ports ........................................... 16
Defrost Cycle .......................................................... 16
Troubleshooting
Solid State Heat Pump Control ............................... 18
Checking Temperature Sensor ............................... 19
Fan Blade Setting Dimensions ................................ 20
Removal of Fan Shroud .......................................... 20
R-410A Refrigerant Charge .................................... 20
Troubleshooting GE ECM Motors ........................... 24
Troubleshooting GE ECM Motors ........................... 25
Tables
Table 1 Clearances Required ............................... 6
Table 2 Min. Clearances Required ........................ 6
Table 3 Troubleshooting...................................... 18
Table Temperature F vs. Resistance ............... 19
Table 4 Fan Blade Dimension ............................. 20
Table 5A Cooling Pressure .................................... 21
Table 5B Heating Pressure ................................... 21
Table 6 Electrical Specifications C**H ................ 22
Table 7 Indoor Blower Performance ................... 23