Bard 11EER CH Series Manuals

Manuals and User Guides for Bard 11EER CH Series. We have 1 Bard 11EER CH Series manual available for free PDF download: Installation Instructions Manual

Bard 11EER CH Series Installation Instructions Manual (58 pages)

Wall Mount Heat Pump

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

Table of Contents
2
Safety Instructions
4
ANSI Z535.5 Definitions
4
Notice
4
Appliance Accessible to the General Public
4
Operation
7
Instructions de Sécurité
8
Instructions de Sécurité Importantes
10
Opération
11
General Information
12
Shipping Damage
12
Additional Publications
12
Heat Pump Wall Mount Model Nomenclature
13
Ductwork
14
Filters
14
Filter Removal/Installation
14
Figure 1 Front Control Panel Cover
14
Figure 2 Removing Left Filter
14
Switching Filter Sizes
15
Figure 3 Removing Second Filter
15
Figure 4 Filter Tabs in up Position
15
Figure 5 Bend Filter Tabs down
15
Figure 6 Remove Four Screws
15
Figure 7 Re-Install Filter Support Brackets into Lower Slots
15
Figure 8 Re-Install Screws and Bend Tabs up
15
Fresh Air Intake
16
Figure 9 Install Right 2" Filter
16
Figure 10 Install Left 2" Filter
16
Figure 11 Fresh Air Damper
16
Installation
17
Basic Installation Design and Application Planning
17
Wall Construction
17
Outdoor Area Inspection
17
Condensate Water Drainage
17
Indoor Ducted and Non-Ducted Applications
17
Indoor Supply Airflow
17
Indoor Return Airflow
17
Ducted Applications
18
Free Blow Applications
18
Thermostat or Indoor Temperature Sensor Placement
18
Unit Installation
18
Materials/Tool List
19
Wall Preparation
19
Wall Mount Installation to Wall Surface
19
Table 2 Minimum Clearances Required to
20
Figure 12 Vent Installation/Removal Clearance Required
20
Table 1 Clearance Required for Service Access and Adequate Condenser Airflow
20
Figure 13 Unit Dimensions
21
Figure 14 Mounting Instructions
22
Figure 15 Electric Heat Clearance
23
Figure 16 Wall Mounting Instructions
24
Figure 17 Wall Mounting Instructions
24
Figure 18 Common Wall Mounting Installations
25
Wiring - Main Power
26
High Voltage Connections
26
Figure 19 High Voltage Connections
26
Wiring - Low Voltage
27
Low Voltage Connections
27
Unit Shutdown Feature
27
Dehumidification Feature
27
Ventilation Features
27
Low Ambient Control
27
Table 3 Field Supplied Controls - Sequence of Operation
27
Freeze Protection Thermostat
28
Alarm Relay Feature
28
Dirty Filter Switch Indicator (DFS)
28
Refrigerant Leak Detection System (RDS)
28
Table 4 Humidity Controls
28
Table 5 Wall Thermostats
28
Table 6 Thermostat Wire Size
28
Table 7 CO Controllers
28
Figure 20 Programmable Thermostat Connections
29
Figure 21 Programmable Thermostat Connections
30
Figure 22 Non-Programmable Thermostat Connections
31
Start up
32
General
32
Topping off System Charge
32
Safety Practices
32
Important Installer Note
32
High Pressure Switch
32
Three Phase Scroll Compressor Start up Information
33
Phase Monitor
33
Condenser Fan Operation
33
Service Hints
33
Sequence of Operation
33
Cooling Stage 1
33
Cooling Stage 2
33
Heating Stage 1
34
Heating Stage 2
34
Heating Stage 2 & Electric Heat (up to 10 Kw)
34
Emergency Heat
34
Low Ambient Conditions
34
Defrost Cycle
34
Figure 23 Defrost Control Board
35
Low Pressure Switch Bypass Operation
36
High Pressure Switch Operation
36
Vent Connection Plug
36
Pressure Service Ports
36
Service
37
Solid State Heat Pump Control Troubleshooting Procedure
37
Table 8 Troubleshooting
37
Checking Temperature Sensor Outside Unit Circuit
38
Table 9 Temperature Vs. Resistance
38
Troubleshooting ECM TM Indoor Blower Motors
39
Replacing ECM Control Module
40
Figure 24 Control Disassembly
41
Figure 25 Winding Test
41
Figure 26 Drip Loop
41
Figure 27 Control Connector Motor Half
42
Table 10 Troubleshooting ECM
42
Indoor Blower Motors
42
Refrigerant Leak Detection System (RDS)
43
Why RDS
43
Sequence of Operation
43
Figure 28 Refrigerant Leak Detection System
43
Power up and Self Test
44
Normal Operation
44
Alarm State
44
Sensor Fault Mode
44
Mitigation Mode
44
Alarm Reset
44
RDS Diagnosis
44
Sensor End-Of-Life
44
Figure 29 Sensor Status LED Blink Code
44
Figure 30 Refrigerant Leak Detection System (RDS) Troubleshooting
45
Figure 31 Refrigerant Leak Detection System (RDS) Wiring Diagram
46
Fan Blade Setting Dimensions
47
R-454B Refrigerant Charge
47
Condenser Coil Cleaning Access
47
Important Cleaning Note
47
Figure 32 Fan Blade Setting
47
Figure 33 Condenser Coil Access Removal
47
Table 11 Fan Blade Dimensions
47
Table 12A Cooling Pressures - Full Load
48
Table 12B Cooling Pressures - Part Load
49
Table 13A Heating Pressures - Full Load
50
Table 13B Heating Pressures - Part Load
50
Table 14 Electrical Specifications C**HF
51
Unit Airflow
52
Dirty Filter Switch
52
Figure 34 Dirty Filter Switch and Dirty Filter Indicator Light/Reset Switch
52
Dirty Filter Switch Adjustment
53
Figure 35 Adjusting Filter Switch
53
Table 15 Indoor Airflow Status and Unit Performance
54
Table 16 Electric Heat
54
Table 17 Vent and Control Options
55
Table 18 Optional Accessories
56
Graphs
57
Ventilation Delivery
57
Delivery
58

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Bard 11EER CH Series Installation Instructions Manual (58 pages)

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