Bard Q-TEC Q42H3DA Packaged Heat Pump Manuals

Manuals and User Guides for Bard Q-TEC Q42H3DA Packaged Heat Pump. We have 2 Bard Q-TEC Q42H3DA Packaged Heat Pump manuals available for free PDF download: Installation Instructions Manual

Bard Q-TEC Q42H3DA Installation Instructions Manual (44 pages)

PACKAGED HEAT PUMP

Brand: Bard | Category: Heat Pump | Size: 1.34 MB

Table of Contents
2
Getting Other Information and Publications

3
Tables

4
Q-TEC Series General Information

4
Installation

18
Start up

27
Troubleshooting

38

Bard Q-TEC Q42H3DA Installation Instructions Manual (44 pages)

Packaged Heat Pump

Brand: Bard | Category: Heat Pump | Size: 1.33 MB

Table of Contents
2
Getting Other Information and Publications
3
Q-TEC Series General Information
4
Q-TEC Model Nomenclature
4
Table 1 Factory Built-In Electric Heat
4
Table 2 Electrical Specifications
5
Figure 1 Unit Dimensions
6
Shipping Damage
7
Unit Removal from Skid
7
Figure 2 Air Seal under Q-TEC Unit
7
Figure 3 Removal of Unit from Skid
7
Handling Unit after Removal from Skid
8
General
8
Minimum Installation Height
8
Figure 4 Unit on Appliance Cart
8
Figure 5 Installation with Duct Free Plenum
9
Figure 6 Ducted Application
9
Duct Work
10
Filters
10
Figure 7 Supply Duct Connections
10
Figure 8 Filter Location
10
Fresh Air Intake
11
Service Light
11
Condensate Drain
11
Optional Rear Drain Kits
11
Figure 9 Optional Side Drain (Side View)
12
Figure 10 Standard Rear Drain
12
Figure 11 Rear Drain (Top View)
12
Figure 12A Optional Rear Drain Kit
13
Figure 12B Optional Rear Drain Kit
14
Figure 12C Optional Rear Drain Kit
15
Figure 12D Optional Rear Drain Kit
16
Figure 13A Unit Mounting - Method 1
17
Figure 13B Unit Mounting - Method 2
17
Installation
18
Mounting the Unit
18
Figure 14 Removing Locking Screws from Wheels
18
Wiring - Main Power
19
Wiring - Low Voltage
19
Optional Climate Controls Sequence of Operation
19
Figure 15 Component Location
19
Table 3 Operating Voltage Range
19
Low Voltage Connections
20
General
21
Figure 16 Thermostat Plug Terminals
21
Manual 2100-653A
21
Table 4 Wall Thermostats and Controls
21
Figure 17 Thermostat Wiring Diagram "X" Option
22
Figure 18 T-Stat Diagram "X" Opt. & Demand Vent
23
Figure 19 Thermostat Wiring Diagram "E" Option
24
Figure 20 T-Stat Wiring Diagram "I" Option
25
Figure 21 T-Stat Wiring Diagram "J or K" Opt
26
Start up
27
R-410A Refrigerant: General
27
Topping off System Charge
27
Safety Practices
27
Description of Standard Equipment
28
Optional CFM (Q36H3D, Q43H3D, Q48H3D and Q60H3D Only)
28
Important Installer Note
28
Phase Monitor
28
Three Phase Scroll Compressor Start up Information
28
Service Hints
29
Mist Eliminator Service
29
Vent Options
30
Figure 22 Fresh Air Damper Removal
31
Figure 23 QERV Removal
32
Figure 24 CO 2 Controller
33
Sequence of Operation
33
Refrigerant Tube Schematic for Reheat Coil
34
Figure 25 Q-TEC Dehum. Mode Circuit Diagram
34
Pressure Service Ports
35
Figure 26 Q-TEC Cooling Mode Circuit Diagram
35
Defrost Cycle
36
Figure 27 Defrost Control Board
37
Troubleshooting
38
Solid State Heat Pump Control
38
Table 5 Troubleshooting
38
Checking Temperature Sensor
39
Table 6 Temp. Vs Resistance of Temp. Sensor
39
Troubleshooting ECM™ Blower Motors
40
Figure 28 Control Disassembly
41
Figure 29 Winding Test
41
Figure 30 Drip Loop
41
Fan Blade Setting Dimensions
42
R-410A Refrigerant Charge
42
Figure 31 Fan Blade Setting
42
Table 7 Fan Blade Dimensions
42
Table 8 Subcooling at Liquid Line
42
Table 9 Indoor Blower Performance
42
Table 10 Cooling Pressure
43
Table 11 Heating Pressure
44
Table 12 Dehum. Relay Logic Board
44

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Bard Q-TEC Q42H3DA Packaged Heat Pump Manuals

Bard Q-TEC Q42H3DA Installation Instructions Manual (44 pages)

Table of Contents

Getting Other Information and Publications

Tables

Q-TEC Series General Information

Figures

Installation

Mounting the Unit

Start up

Troubleshooting

Bard Q-TEC Q42H3DA Installation Instructions Manual (44 pages)

Table of Contents

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