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W48ACDA
Bard W48ACDA Manuals
Manuals and User Guides for Bard W48ACDA. We have
2
Bard W48ACDA manuals available for free PDF download: User's Application Manual, Installation Instructions Manual
Bard W48ACDA User's Application Manual (104 pages)
Brand:
Bard
| Category:
Industrial Equipment
| Size: 5.01 MB
Table of Contents
User's Application Guide and Technical Product Overview
4
Table of Contents
4
Overview
5
Documentation
6
Unit Literature Assembly - Documentation Provided with Your Units
6
Unit Installation
7
WALL MOUNT Products - Mounting the Product on Wall Surface
7
WALL MOUNT Products - Clearances for Outdoor Condenser Fan Airflow
8
WALL MOUNT Products - Clearances for Indoor Supply and Return Airflow
8
WALL MOUNT Products - Condensate and Defrost Drainage
9
I-TEC and Q-TEC Products - Installing the Product Inside a Room
10
I-TEC and Q-TEC Products - Clearances for Outdoor Condenser Fan Airflow
10
I-TEC and Q-TEC Products - Clearances for Indoor Supply and Return Airflow
11
I-TEC Air Path
11
Q-TEC Air Path
11
I-TEC and Q-TEC Products - Condensate Drainage
12
All Products - Power Supply Verification
13
Field-Supplied Voltage
13
Hertz (Frequency)
13
Single and Three Phase Power
13
Unit Maintenance
14
All Products - Filters and Filter Servicing
14
Outdoor Unit Wall Mount Room Air Filters
14
WALL MOUNT Products - Filters and Filter Servicing
15
I-TEC Indoor Products - Filters and Filter Servicing
16
Q-TEC Indoor Products - Filters and Filter Servicing
17
All Products - Coil Cleaning
18
Equipment Corrosion Protection
18
All Products - Condenser Airflow
19
Unit Operation
20
Air-To-Air Cooling Products (Air Conditioners)
20
Air-To-Air Cooling and Heating Products (Heat Pumps)
20
Cooling Mode
20
Heating Mode
20
Water-To-Air Cooling and Heating Products (Geothermal Heat Pumps)
21
Cooling Mode
21
Water Supply Systems
21
Dehumidification and Ventilation Operation
22
Dehumidification (Air-To-Air or Water-To-Air Systems)
22
Ventilation Options (Air-To-Air or Water-To-Air Systems)
22
Troubleshooting
23
All Units - Troubleshooting
23
General/Troubleshooting the Mechanical System
26
General
27
Recovery Equipment Rated for R-410A
27
Leak Detectors
27
Gauge Manifold
27
Attaching Gauge Manifold
27
Attaching Manifold Hose to Schrader Valve
28
Leak Test
28
Evacuation
28
Charging
29
Preliminary Charging Steps
29
Charging the System by Weight
29
Figures
30
Figure 1: Typical AC System Cooling Cycle
30
Figure 2: Typical HP System Cooling Cycle
31
Figure 3 Heating Cycle
32
Troubleshooting the Mechanical System
33
Air Conditioning & Heat Pump - Cooling
33
Low Suction - Low Head Pressure
33
High Suction - Low Head Pressure
33
Low Suction - High Head Pressure
33
High Suction - High Head Pressure
33
Heat Pump - Heating
33
Table of Contents
38
General Information
40
General
40
Shipping Damage
40
Additional Publications
40
Duct Work
42
Filters
42
Filter Removal/Installation
42
Switching Filter Sizes
43
Fresh Air Intake
44
Installation
45
Basic Installation Design and Application Planning
45
Condensate Water Drainage
45
Outdoor Area Inspection
45
Wall Construction
45
Indoor Ducted and Non-Ducted Applications
45
Indoor Return Airflow
45
Indoor Supply Airflow
45
Ducted Applications
46
Free Blow Applications
46
Thermostat or Indoor Temperature Sensor Placement
46
Unit Installation
46
Materials/Tool List
46
Wall Mount Installation to Wall Surface
47
Wall Preparation
47
Table 1 Clearance Required for Service Access and Adequate Condenser Airflow
48
Table 2 Minimum Clearances Required to
48
Wiring - Main Power
54
High Voltage Connections
54
Wiring - Low Voltage
55
Low Voltage (24VAC) Connections
55
Table 3 Additional Low Voltage Connections (if Applicable)
55
Unit Shutdown Feature
55
Airflow Switch
56
Alarm Relay Feature
56
Balanced Climate TM Feature
56
DDC Controls Feature
56
Dehumidification Feature
56
Dirty Filter Switch Indicator (DFS)
56
Discharge Air Sensor
56
Low Ambient Control (LAC)
56
Outdoor Temperature Switch and Freeze Protection Thermostat
56
Ventilation Features
56
Table 5 Wall Thermostats
57
Table 6 Humidity Controls
57
Table 7 CO 2 Controllers
57
Table 8 Thermostat Wire Size
57
Start up
60
General
60
Topping off System Charge
60
Safety Practices
60
Important Installer Note
60
High Pressure Switch
60
Three Phase Scroll Compressor Start up Information
60
Phase Monitor
61
Condenser Fan Operation
61
Service Hints
61
Sequence of Operation
61
Balanced Climate TM Mode
61
Vent Connection Plug
62
Compressor Control Module
62
Features
62
Delay-On-Make Timer
62
Short Cycle/Delay-On-Break
62
Low Pressure Detection
62
High Pressure Detection
62
Test Mode
62
Brownout Protection with Adjustment
62
Pressure Service Ports
63
Service
64
Troubleshooting Nidec Selectech Series ECM Motors
64
If the Motor Is Not Running
64
If the Motor Is Running
64
Model Selectech Communication Diagnostics
64
Fan Blade Setting Dimensions
66
R-410A Refrigerant Charge
66
Removal of Fan Shroud
66
Table 9 Fan Blade Dimensions
66
Table 10 Cooling Pressure - Standard Airflow
67
Table 11 Cooling Pressure - Balanced Climate Airflow
68
Table 12A Electrical Specs W42AC, W48AC
69
Table 12B Electrical Specs W60AC, W72AC
70
Setting Unit Airflow
71
Blower Speeds
71
Table 13 Recommended Airflow
71
Table 14 Blower Speeds for Unit Operational Modes
71
Heating
72
Speed Tap 1 - Vent/Blower Only
72
Speed Tap 2 - Balanced Climate
72
Speed Tap 3 - Default lo Cooling
72
Speed Tap 4 - Optional MED Cooling
72
Speed Tap 5 - Optional HI Cooling
72
Dirty Filter Switch
72
Required
74
Table 15 Indoor Blower Performance
75
Table 16 Maximum ESP Electric Heat Only
76
Table 17 Electric Heat
76
Table 18 Vent and Control Options
77
Table 19 Optional Accessories
78
Ventilation Delivery
79
Ventilation Delivery
80
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Bard W48ACDA Installation Instructions Manual (42 pages)
Wall Mount Air Conditioner
Brand:
Bard
| Category:
Air Conditioner
| Size: 2.68 MB
Table of Contents
Table of Contents
2
Getting Other Information and Publications
3
Wall Mount General Information
4
Air Conditioner Wall Mount Model Nomenclature
4
Shipping Damage
4
General
4
Duct Work
5
Filters
5
Filter Removal/Installation
5
Figure 1 Front Control Panel Cover
5
Figure 2 Removing Left Filter
5
Switching Filter Sizes
6
Figure 3 Removing Second Filter
6
Figure 4 Filter Tabs in up Position
6
Figure 5 Bend Filter Tabs down
6
Figure 6 Remove Four Screws
6
Figure 7 Re-Install Filter Support Brackets into Lower Slots
6
Figure 8 Re-Install Screws and Bend Tabs up
6
Fresh Air Intake
7
Condensate Drain
7
Figure 9 Install Right 2" Filter
7
Figure 10 Install Left 2" Filter
7
Figure 11 Fresh Air Damper
7
Installation
8
Basic Installation Design and Application Planning
8
Wall Construction
8
Outdoor Area Inspection
8
Condensate Water Drainage
8
Indoor Ducted and Non-Ducted Applications
8
Indoor Supply Airflow
8
Indoor Return Airflow
8
Ducted Applications
8
Free Blow Applications
9
Thermostat or Indoor Temperature Sensor Placement
9
Unit Installation
9
Materials/Tool List
9
Wall Preparation
10
Wall Mount Installation to Wall Surface
10
Figure 12 Vent Installation/Removal Clearance Required
11
Table 1 Clearance Required for Service Access and Adequate Condenser Airflow
11
Table 2 Minimum Clearances Required to Combustible Materials
11
Figure 13 Unit Dimensions
12
Figure 14 Mounting Instructions
13
Figure 15 Electric Heat Clearance
14
Figure 16 Wall Mounting Instructions
15
Figure 17 Wall Mounting Instructions
15
Figure 18 Common Wall Mounting Installations
16
Wiring - Main Power
17
High Voltage Connections
17
Figure 19 High Voltage Connections
17
Wiring - Low Voltage
18
Low Voltage (24VAC) Connections
18
Unit Shutdown Feature
18
Balanced Climate TM Feature
18
Table 3 Additional Low Voltage Connections (if Applicable)
18
Dehumidification Feature
19
Ventilation Features
19
Low Ambient Control (LAC)
19
Outdoor Temperature Switch and Freeze Protection Thermostat
19
Alarm Relay Feature
19
DDC Controls Feature
19
Dirty Filter Switch Indicator (DFS)
19
Discharge Air Sensor
19
Airflow Switch
19
Compressor Current Sensor
19
Table 5 Wall Thermostats
20
Table 6 Humidity Controls
20
Table 7 CO 2 Controllers
20
Table 8 Thermostat Wire Size
20
Figure 20 Programmable Thermostat Connections
21
Figure 21 Non-Programmable Thermostat Connections
22
Start up
23
General
23
Topping off System Charge
23
Safety Practices
23
Important Installer Note
23
High Pressure Switch
23
Three Phase Scroll Compressor Start up Information
23
Phase Monitor
24
Condenser Fan Operation
24
Service Hints
24
Sequence of Operation
24
Balanced Climate TM Mode
24
Vent Connection Plug
25
Compressor Control Module
25
Features
25
Delay-On-Make Timer
25
Short Cycle/Delay-On-Break
25
Low Pressure Detection
25
High Pressure Detection
25
Test Mode
25
Brownout Protection with Adjustment
25
Pressure Service Ports
26
Figure 22 8201-169 Compressor Control Module
26
Service
27
Troubleshooting Nidec Selectech Series ECM Motors
27
If the Motor Is Running
27
If the Motor Is Not Running
27
Figure 23 Motor Connections
27
Model Selectech Communication Diagnostics
28
Figure 24 Motor Connections
28
Fan Blade Setting Dimensions
29
R-410A Refrigerant Charge
29
Removal of Fan Shroud
29
Figure 25 Fan Blade Setting
29
Figure 26 Fan Shroud Removal
29
Table 9 Fan Blade Dimensions
29
Table 10 Cooling Pressure - Standard Airflow
30
Table 12 Electrical Specifications W**AC
32
Setting Unit Airflow
33
Blower Speeds
33
Figure 27 Speed Taps
33
Table 13 Recommended Airflow
33
Table 14 Blower Speeds for Unit Operational Modes
33
Speed Tap 1 - Vent/Blower Only
34
Speed Tap 2 - Balanced Climate
34
Speed Tap 3 - Default lo Cooling
34
Heating
34
Speed Tap 4 - Optional MED Cooling
34
Speed Tap 5 - Optional HI Cooling
34
Dirty Filter Switch
34
Dirty Filter Switch Adjustment
34
Figure 28 Speed Taps
34
Airflow
34
Figure 29 Dirty Filter Switch and Dirty Filter Indicator Light/Reset Switch
35
Figure 30 Adjusting Filter Switch
36
Table 15 Indoor Blower Performance
37
Table 16 Maximum ESP Electric Heat Only
38
Table 17 Electric Heat
38
Table 18 Vent and Control Options
39
Table 19 Optional Accessories
40
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