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Bard LC5000 manual available for free PDF download: Installation And Service Instructions Manual
Bard LC5000 Installation And Service Instructions Manual (82 pages)
FREE COOLING UNIT SYSTEM WALL-MOUNTED PACKAGE & BARD-LINK PLC LEAD/LAG CONTROLLER
Brand:
Bard
| Category:
Air Conditioner
| Size: 2.07 MB
Table of Contents
Table of Contents
2
General Information
3
SECTION 1: Installation Instructions
7
List of Necessary Materials/Tools
8
FIGURES and TABLES Figure 1.1 W-Series Model Nomenclature
8
Site Preparation
9
Figure 1.2 Dimensions
10
Wall-Mount Unit Installation
11
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
Wall-Mount Unit Supply Wiring
15
Figure 1.8 Circuit Routing Label
16
Landing Points
16
Field Wiring
16
Figure 1.10 Adjusting the VAC Transformer
17
Preliminary Start-Up
18
Bard-Link TM Controller Installation
19
Figure 1.11 WIRING: Typical LC5000 Wiring
19
Figure 1.12 Remote Indoor Sensor Installation
21
Figure 1.13 Additional Remote Sensor Installation/Optional Remote
22
Figure 1.13 Additional Remote Sensor Installation
22
Optional Remote
22
Temperature/Humidity Sensor
22
Figure 1.15 WIRING: Communication Wiring
24
Controller Termination
25
Figure 1.16
25
1St Unit Termination
26
Control Board
26
Additional Unit Termination
27
Figure 1.19 Controller Circuit Install
28
Figure 1.20 Controller Grounding Posts
28
B2 Indoor Remote Sensor (Zone 1 - Optional)
29
B3 Indoor Remote Sensor (Zone 2)
29
B4 Indoor Remote Sensor (Zone 3)
29
B5 Remote Indoor Humidity Sensor: 0-1 VDC (Zone 3)
29
GND Ground
29
GND Ground +5V Ref Power for B7
29
GND Ground +VDC Power for B5
29
GND Ground B7
29
Remote Indoor Humidity Sensor: 0-1 VDC (Zone 2)
29
Wire TB# Mark
29
Figure 1.21 WIRING: LC5000 Wiring Diagram
30
System Start-Up
31
Figure 1.22 Clock/Scheduler Menu
31
Figure 1.23 Total Units Displayed
31
Figure 1.24 Bard-Link TM Controller and TEC-EYE
32
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
SECTION 2: Service Instructions
35
General Refrigerant Information
36
Figure 2.1 Refrigerant Sight Glass
37
Sequence of Operation
38
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
Advanced Programming
43
Figure 2.6 Bard-Link TM Controller Display
43
Figure 2.7 Controller Status Display
44
Figure 2.8 Total Units Displayed
44
Figure 1.9 WIRING: VAC Supply Wiring 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
Using the TEC-EYE
48
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 1.16 WIRING: Communication Wiring: Figure 2.17 Executing Run Test
50
Componentry Specifications
52
Compressor Crankcase Heater
53
Dirty Filter Switch
53
Figure 2.18 Fan Blade Setting
54
Figure 1.17 WIRING: Communication Wiring: Figure 2.19 Dirty Filter Switch and Airflow Switch
54
Figure 2.20 High Pressure Relay Circuit
54
Figure 1.18 WIRING: Communication Wiring: Figure 2.21 Unit Control Panel
55
Figure 2.22 WIRING: Unit Wiring Diagram
56
Maintenance and Troubleshooting
57
SECTION 3: Appendix
63
Appendix: LC-Series Controller and TEC-EYE Architecture
64
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