Table Of Contents - Bard W48A2PQ Installation And Service Instructions Manual

CONTENTS
SECTION 1: Installation Instructions ......................................................................................................... 7
List of Necessary Materials/Tools .........................................................................................................................8
Site Preparation .................................................................................................................................................9
Wall-Mount Unit Installation .............................................................................................................................11
Wall-Mount Unit Supply Wiring ..........................................................................................................................15
Preliminary Start-Up .........................................................................................................................................18
Bard-Link Controller Installation .....................................................................................................................19
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System Start-Up ..............................................................................................................................................31
SECTION 2: Service Instructions ............................................................................................................... 35
General Refrigerant Information .........................................................................................................................36
Sequence of Operation .....................................................................................................................................38
Advanced Programming ....................................................................................................................................43
Using the TEC-EYE ..........................................................................................................................................48
Componentry Specifications ..............................................................................................................................52
Maintenance and Troubleshooting ......................................................................................................................57
SECTION 3: Appendix .................................................................................................................................. 63
Appendix: LC-Series Controller and TEC-EYE Architecture ....................................................................................64
FIGURES AND TABLES
Figure 1.1 W-Series Model Nomenclature .................8
Figure 1.2 Dimensions ..........................................10
Figure 1.3 Mounting Instructions ...........................12
Figure 1.4 Electric Heat Clearance .........................13
Figure 1.5 Wall Mounting Instructions ....................13
Figure 1.6 Wall Mounting Instructions ....................14
Figure 1.7 Common Wall Mounting Installations ......14
Figure 1.8 Circuit Routing Label ............................16
Figure 1.9 WIRING: VAC Supply Wiring
Landing Points .....................................16
Figure 1.10 Adjusting the VAC Transformer ...............17
Figure 1.11 WIRING: Typical LC5000 Wiring ............19
Figure 1.12 Remote Indoor Sensor Installation ..........21
Figure 1.13 Additional Remote Sensor Installation ....22
Figure 1.14 Power and Signal Connections - Smoke ..23
Figure 1.15 WIRING: Communication Wiring ............24
Figure 1.16 WIRING: Communication Wiring:
Controller Termination ...........................25
Figure 1.17 WIRING: Communication Wiring:
1st Unit Termination .............................26
Figure 1.18 WIRING: Communication Wiring:
Additional Unit Termination ...................27
Figure 1.19 Controller Circuit Install ........................28
Figure 1.20 Controller Grounding Posts ....................28
Figure 1.21 WIRING: LC5000 Wiring Diagram ..........30
Figure 1.22 Clock/Scheduler Menu ..........................31
Figure 1.23 Total Units Displayed ............................31
Figure 1.24 Bard-Link Controller and TEC-EYE .......32
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Figure 1.25 Status Display Showing Units "Online" ....33
Figure 1.26 Status Display Showing Units "Offline" ....33
Figure 1.27 Board Switch Display ............................33
Figure 1.28 Executing Run Test ...............................34
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Figure 2.1 Refrigerant Sight Glass .........................37
Figure 2.2 Wall-Mount Unit Control Board ..............39
Figure 2.3 Controller Board and Terminal Block .......41
Figure 2.4 LC -5000 Controller Control Board .........41
Figure 2.5 Free Cooling Damper Operation ..............42
Figure 2.6 Bard-Link Controller Display ...............43
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Figure 2.7 Controller Status Display .......................44
Figure 2.8 Total Units Displayed ............................44
Figure 2.9 Status Display Showing Units "Online" ....45
Figure 2.10 Status Display Showing Units "Offline" ....45
Figure 2.11 Board Switch Display ............................45
Figure 2.12 Executing Run Test ...............................45
Figure 2.13 TEC-EYE Display ..................................48
Figure 2.14 TEC-EYE Connection to Unit Control ......48
Figure 2.15 TEC-EYE Status Display ........................49
Figure 2.16 Local and Current Cool/Heat Setpoints ....49
Figure 2.17 Executing Run Test ...............................50
Figure 2.18 Fan Blade Setting .................................54
Figure 2.19 Dirty Filter Switch and Airflow Switch .....54
Figure 2.20 High Pressure Relay Circuit ...................54
Figure 2.21 Unit Control Panel ................................55
Figure 2.22 WIRING: Unit Wiring Diagram ................56
Table 1.1 Electrical Specifications ..........................15
Table 1.2 Terminal Block Index ...............................29
Table 1.3 Controller Default Settings .......................34
Table 2.1 Nominal Pressures ..................................37
Table 2.2 Controller Default Settings .......................42
Table 2.3 Controller Programmable Features ............47
Table 2.4 Temp vs. Resistance of Temp Sensor. ........52
Table 2.5 Indoor Blower Performance ......................54