Bard W3SAC-B Manuals

Manuals and User Guides for Bard W3SAC-B. We have 2 Bard W3SAC-B manuals available for free PDF download: User Manual, Installation Instructions Manual

Bard W3SAC-B User Manual

Bard W3SAC-B User Manual (87 pages)

Brand: Bard | Category: Air Conditioner | Size: 3.2 MB

Table of Contents

Table of Contents
14
General
15
Recovery Equipment Rated for R-410A
15
Leak Detectors
15
Gauge Manifold
15
Attaching Gauge Manifold
15
Attaching Manifold Hose to Schrader Valve
16
Leak Test
16
Evacuation
16
Charging
17
Preliminary Charging Steps
17
Charging the System by Weight
17
Figure 1: Typical AC System Cooling Cycle
18
Figure 2: Typical HP System Cooling Cycle
19
Figure 3 Heating Cycle
20
Troubleshooting the Mechanical System
21
Air Conditioning & Heat Pump - Cooling
21
Low Suction - Low Head Pressure
21
High Suction - Low Head Pressure
21
Low Suction - High Head Pressure
21
High Suction - High Head Pressure
21
Heat Pump - Heating
21
Getting Other Information and Publications
27
Wall Mount General Information
28
Air Conditioner Wall Mount Model Nomenclature
28
Shipping Damage
28
General
28
Duct Work
29
Filters
29
Filter Removal/Installation
29
Switching Filter Sizes
30
Fresh Air Intake
31
Condensate Drain
31
Installation
32
Basic Installation Design and Application Planning
32
Wall Construction
32
Outdoor Area Inspection
32
Condensate Water Drainage
32
Indoor Ducted and Non-Ducted Applications
32
Indoor Supply Airflow
32
Indoor Return Airflow
32
Ducted Applications
32
Free Blow Applications
33
Thermostat or Indoor Temperature Sensor Placement
33
Unit Installation
33
Materials/Tool List
33
Wall Preparation
34
Wall Mount Installation to Wall Surface
34
Table 1 Clearance Required for Service Access and Adequate Condenser Airflow
34
Table 2 Minimum Clearances Required to Combustible Materials
35
Wiring - Main Power
41
High Voltage Connections
41
Wiring - Low Voltage
42
Low Voltage (24VAC) Connections
42
Unit Shutdown Feature
42
Balanced Climate TM Feature
42
Table 3 Additional Low Voltage Connections (if Applicable)
42
Dehumidification Feature
43
Ventilation Features
43
Alarm Relay Feature
43
DDC Controls Feature
43
Dirty Filter Switch Indicator (DFS)
43
Discharge Air Sensor
43
Airflow Switch
43
Compressor Current Sensor
43
Table 4 Low Voltage Connections for DDC Control
43
Table 5A Wall Thermostats - 2 Stage
44
Table 5B Wall Thermostats - 3 Stage
44
Table 6 Humidity Controls
44
Table 7 CO Controllers
44
Table 8 Thermostat Wire Size
44
Start up
47
General
47
Topping off System Charge
47
Safety Practices
47
Important Installer Note
47
Service Hints
47
High Pressure Switch
47
Three Phase Scroll Compressor Start up Information
48
Phase Monitor
48
Condenser Fan Operation
48
Vent Connection Plug
48
Compressor Control Module
48
Features
48
Delay-On-Make Timer
48
Short Cycle/Delay-On-Break
48
Low Pressure Detection
48
High Pressure Detection
49
Test Mode
49
Brownout Protection with Adjustment
49
Pressure Service Ports
50
Sequence of Operation
50
Cooling
50
No Economizer
50
With Economizer
50
Balanced Climate TM Mode
50
Service
52
Troubleshooting Nidec Selectech Series ECM Motors
52
If the Motor Is Running
52
If the Motor Is Not Running
52
Model Selectech Communication Diagnostics
53
Compressor Solenoid
54
Compressor Solenoid Test Procedure
54
Fan Blade Setting Dimensions
54
Table 9 Fan Blade Dimensions
54
Removal of Fan Shroud
55
R-410A Refrigerant Charge
55
Table 10A 2Nd Stage Cooling Pressures - Standard Airflow
56
Table 10B 1St Stage Cooling Pressures - Balanced Climate Airflow
56
Table 11 Electrical Specifications
57
Setting Unit Airflow
58
Blower Speeds
58
Table 12 Recommended Airflow
58
Table 13 Blower Speeds for Unit Operational Modes
58
Speed Tap 1 - Vent/Blower Only
59
Speed Tap 2 - Balanced Climate
59
Speed Tap 3 - Default lo Cooling
59
Heating
59
Speed Tap 4 - Optional MED Cooling
59
Speed Tap 5 - Optional HI Cooling
59
Dirty Filter Switch
59
Dirty Filter Switch Adjustment
59
Table 14 Indoor Blower Performance
62
Table 15 Maximum ESP Electric Heat Only
63
Table 16 Electric Heat
63
Table 17 Vent and Control Options
63
Table 18 Optional Accessories
64

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Bard W3SAC-B Installation Instructions Manual

Bard W3SAC-B Installation Instructions Manual (42 pages)

11EER Step Capacity 2 Stage Wall Mount Air Conditioner

Brand: Bard | Category: Air Conditioner | Size: 1.85 MB

Table of Contents

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