Bard W48HY-B Manuals

Manuals and User Guides for Bard W48HY-B. We have 1 Bard W48HY-B manual available for free PDF download: Installation Instructions Manual

Bard W48HY-B Installation Instructions Manual (51 pages)

11EER Wall Mount

Brand: Bard | Category: Heat Pump | Size: 2 MB

Table of Contents
2
Safety Instructions
4
ANSI Z535.5 Definitions
4
Appliance Accessible to the General Public
4
Operation
6
Instructions de Sécurité Importantes
9
Opération
9
General Information
10
General
10
Shipping Damage
10
Additional Publications
10
Heat Pump Wall Mount Model Nomenclature
11
Duct Work
12
Filters
12
Filter Removal/Installation
12
Figure 1 Front Control Panel Cover
12
Figure 2 Removing Left Filter
12
Switching Filter Sizes
13
Figure 3 Removing Second Filter
13
Figure 4 Filter Tabs in up Position
13
Figure 5 Bend Filter Tabs down
13
Figure 6 Remove Four Screws
13
Figure 7 Re-Install Filter Support Brackets into Lower Slots
13
Figure 8 Re-Install Screws and Bend Tabs up
13
Fresh Air Intake
14
Figure 9 Install Right 2" Filter
14
Figure 10 Install Left 2" Filter
14
Figure 11 Fresh Air Damper
14
Installation
15
Basic Installation Design and Application Planning
15
Wall Construction
15
Outdoor Area Inspection
15
Condensate Water Drainage
15
Indoor Ducted and Non-Ducted Applications
15
Indoor Supply Airflow
15
Indoor Return Airflow
15
Ducted Applications
16
Free Blow Applications
16
Thermostat or Indoor Temperature Sensor Placement
16
Unit Installation
16
Materials/Tool List
16
Wall Preparation
17
Wall Mount Installation to Wall Surface
17
Figure 12 Vent Installation/Removal Clearance Required
18
Table 1 Clearance Required for Service Access and Adequate Condenser Airflow
18
Table 2 Minimum Clearances Required to Combustible Materials
18
Figure 13 Unit Dimensions
19
Figure 14 Mounting Instructions
20
Figure 15 Electric Heat Clearance
21
Figure 16 Wall Mounting Instructions
22
Figure 17 Wall Mounting Instructions
22
Figure 18 Common Wall Mounting Installations
23
Wiring - Main Power
24
High Voltage Connections
24
Figure 19 High Voltage Connections
24
Wiring - Low Voltage
25
Low Voltage Connections
25
Unit Shutdown Feature
25
Balanced Climate TM Feature
25
Dehumidification Feature
25
Ventilation Features
26
Low Ambient Control
26
Outdoor Temperature Switch and Freeze Protection Thermostat
26
Alarm Relay Feature
26
Dirty Filter Switch Indicator (DFS)
26
Table 3 Low Voltage Connections for DDC Control
26
Table 4 Wall Thermostats
27
Table 5 Humidity Controls
27
Table 6 CO Controllers
27
Table 7 Thermostat Wire Size
27
Figure 20 Thermostat Connections
28
Figure 21 Thermostat Connections
29
Start up
30
General
30
Topping off System Charge
30
Safety Practices
30
Important Installer Note
30
High Pressure Switch
30
Three Phase Scroll Compressor Start up Information
30
Phase Monitor
31
Condenser Fan Operation
31
Service Hints
31
Sequence of Operation
31
Cooling
31
Heating
31
Balanced Climate TM Mode
32
Defrost Cycle
32
Low Pressure Switch Bypass Operation
33
Figure 22 Defrost Control Board
33
High Pressure Switch Operation
34
Vent Connection Plug
34
Pressure Service Ports
34
Service
35
Solid State Heat Pump Control Troubleshooting Procedure
35
Table 8 Troubleshooting
35
Checking Temperature Sensor Outside Unit Circuit
36
Table 9 Temperature Vs. Resistance
36
Troubleshooting Nidec Selectech Series ECM Motors
37
If the Motor Is Running
37
If the Motor Is Not Running
37
Figure 23 Motor Connections
37
Model Selectech Communication Diagnostics
38
Figure 24 Motor Connections
38
Fan Blade Setting Dimensions
39
R-410A Refrigerant Charge
39
Removal of Fan Shroud
39
Figure 25 Fan Blade Setting
39
Figure 26 Fan Shroud Removal
39
Table 10 Fan Blade Dimensions
39
Table 11A Cooling Pressure - Standard Airflow
40
Table 11B Heating Pressure - Standard Airflow
40
Table 12 Electrical Specifications W**HY
41
Setting Unit Airflow
42
Blower Speeds
42
Figure 27 Speed Taps
42
Figure 28 Speed Taps
42
Table 13 Recommended Airflow
42
Speed Tap 1 - Vent/Blower Only
43
Speed Tap 2 - Balanced Climate
43
Speed Tap 3 - Default lo Cooling
43
Heating
43
Speed Tap 4 - Optional MED Cooling
43
Speed Tap 5 - Optional HI Cooling
43
Dirty Filter Switch
43
Table 14 Blower Speeds for Unit Operational Modes
43
Dirty Filter Switch Adjustment
44
Figure 29 Dirty Filter Switch and Dirty Filter Indicator Light/Reset Switch
44
Figure 30 Adjusting Filter Switch
45
Wet Coil
46
Table 15 Maximum ESP Electric Heat Only
47
Wet Coil
47
Table 16 Electric Heat
48
Table 17 Vent and Control Options
48
Table 18 Optional Accessories
49
Ventilation Delivery
50
Ventilation Delivery
51

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