Table Of Contents - Bard J18AA-A Installation Instructions Manual

CONTENTS
Getting Other Information and Publications
Wall Mount General Information ......................... 4
Wall Mount Model Nomenclature ........................... 4
Shipping Damage ................................................. 4
General ............................................................... 4
Duct Work ........................................................... 5
Filters ................................................................. 5
Fresh Air Intake ................................................... 5
Condensate Drain ................................................ 5
Installation ............................................................... 6
Wall Mounting Information .................................... 6
Mounting the Unit ................................................ 6
Clearances Required for Service Access
and Adequate Condenser Airflow ............................ 6
Minimum Clearances Required to
Combustible Material ............................................ 6
Wiring - Main Power ........................................... 15
Wiring - Low Voltage Wiring ................................. 15
Figures
Figure 1 Fresh Air Damper Assembly.................... 5
Figure 2 Unit Dimensions ................................... 7
Figure 3A Mounting Instructions
Figure 3B
Mounting Instructions - J30, 36 .................
Figure 3C
Mounting Instructions - J42, 48 ............... 10
Figure 3D
Mounting Instructions - J60, 72 ............... 10
Figure 4 Electric Heat Clearance ....................... 12
Figure 5 Wall Mounting Instructions .................. 13
Figure 6 Wall Mounting Instructions .................. 13
Figure 7 Common Wall Mounting Installations .... 14
Figure 8 Programmable Thermostat
Connections ....................................... 17
Figure 9 Non-Programmable Thermostat
Connections ....................................... 18
Figure 10 Motor Connections .............................. 22
Figure 11 Motor Connections .............................. 23
Figure 12 Fan Blade Setting ............................... 24
Manual 2100-651D
Page 2 of 32
3
.............. 8
- J18, 24
9
Start Up ................................................................... 19
General ............................................................. 19
Topping Off System Charge ................................. 19
Safety Practices ................................................. 19
Important Installer Note ...................................... 19
High Pressure Switch .......................................... 20
Three Phase Scroll Compressor Start Up
Information ........................................................ 20
Phase Monitor .................................................... 20
Condenser Fan Operation .................................... 20
Service Hints ..................................................... 20
Sequence of Operation ........................................ 20
Vent Connection Plug .......................................... 20
Compressor Control Module ................................. 21
Pressure Service Ports ........................................ 21
Service ..................................................................... 22
Troubleshooting Nidec SelecTech Series ECM
Motors ............................................................... 22
Fan Blade Setting Dimensions ............................. 24
R-410A Refrigerant Charge ................................. 24
Removal of Fan Shroud ....................................... 24
Tables
Table 1 Wall Thermostats ................................ 16
Table 2 Humidity Controls ............................... 16
Table 3 CO Controller ..................................... 16
2
Table 4 Thermostat Wire Size ........................... 16
Table 5 Fan Blade Dimension .......................... 24
Table 6 Cooling Pressure ................................. 25
Table 7 Electrical Specifications J**A ............... 26
Table 8 Electrical Specifications J**L ............... 27
Table 9 Recommended Airflow ......................... 28
Table 10 Indoor Blower Performance .................. 28
Table 11 Maximum ESP of Operation
Electric Heat Only ............................... 28
Table 12 Electric Heat ...................................... 29
Table 13 Vent and Control Options ..................... 30
Table 14A Optional Accessories
Table 14B Optional Accessories
Right Hand ....... 31
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Left Hand .............32
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