Data Aire gForce DX Manuals

Manuals and User Guides for Data Aire gForce DX. We have 1 Data Aire gForce DX manual available for free PDF download: Installation, Operation & Maintenance Manual

Data Aire gForce DX Installation, Operation & Maintenance Manual (85 pages)

DX, Direct Expansion, Dual Circuit Air and Water/Glycol Cooled 21 to 106 kW

Brand: Data Aire | Category: Accessories | Size: 2.38 MB

Table of Contents
3
Introduction
7
Product Information
7
Model Identification
7
Inspection
8
Paperwork
8
Storage
8
Suggested Reference Storage Room Conditions
9
General Storage Considerations
9
Registered Trademarks - Copy Rights - References Section
10
Installation
11
Recommended Tools for Installation
12
Pre-Installation
12
Installation Must be Planned so that
12
Room Considerations
13
Equipment Handling and Rigging
14
Door and Rear Panel Removal
14
Figure 1 Typical Upper Spring-Loaded Hinge
14
Rear Panel
15
Moving Unit into Final Location
15
Figure 2 Upper Hole for Spring-Loaded Hinge
15
Figure 3 Lower Fixed Pin Hinge
15
Rigging
16
Figure 4 Example of Lifting Method
16
Locating the Unit
17
Downflow Units
17
Upflow Units
18
Figure 5 Typical Return & Discharge Air Distribution
18
Piping
19
Air Cooled Unit Piping
20
Discharge Lines
20
Figure 6 Typical Check Valve
21
Liquid Lines
22
Recommended Line Sizing, Air Cooled Units
23
Hot Gas Lines
23
Liquid Lines
24
Suction Lines
25
Connection Sizes, Air Cooled Units
26
Field Piping, Remote Condenser above Evaporator
27
Figure 7 Typical Remote Condenser above Evaporator Installation
27
Field Piping, Remote Condenser below Evaporator
28
Figure 8 Typical Remote Condenser below Evaporator
28
Refrigerant Piping Protection
29
Water/Glycol Cooled Unit Piping
30
Field Piping, Water/Glycol System
31
Figure 9 Typical Water/Glycol System
31
Connection Sizes, Water/Glycol Cooled Units
32
Connection Sizes, Fluid Coolers (Dry Coolers)
32
Auxiliary Chilled Water/Energy Saver Coil Piping
32
Condensate Drain Piping
32
Humidifier Piping
33
Steam Generator Humidifier
33
Dry Steam Humidifier
34
Leak Testing
34
Electrical Installation
34
Commissioning Information
35
Electrical Connections
36
General Electrical Field Wiring Guidelines
37
Electrical Service
38
Nameplate Ratings
38
Grounding
38
Voltage Tolerance
38
Three Phase Voltage Tolerance
38
Single-Phase Voltage Tolerance
39
Heat Exchanger Auxiliary Control Wiring
39
Remote Shutdown
40
Remote Alarm Contacts
40
Figure 10 Typical Remote Heat Exchanger Interconnection Points
40
Figure 11 Typical Indoor Evaporator Interconnection Points
40
Dap4 Controller
41
Disconnect Switch (Optional)
41
How to Open the Electrical Enclosure Panel
41
Condensate Pumps (Optional)
42
Condensate Probe
42
Water Sensing Cable (Optional)
43
Remote Temperature and Humidity Sensors (Optional)
43
Manual Override Switch Board
43
Figure 12 Manual Override Switch Board
43
Plug Fan Current Sensing Switch
44
Wiring Diagrams
44
Electronic Expansion Valve Optional
44
Electrical Connection to EEV
44
Installation of Remote Outdoor Heat Exchanger
45
Figure 13 EEV with Electrical Mating Connector
45
Charging
46
Charging/Installation Work Procedures
46
Triple Evacuation and Dehydration Procedure
46
Tools Needed
47
First Stage Evacuation
47
Second Stage Evacuation
48
Third Stage Evacuation
48
Final Evacuation Stage
49
General Pre-Charging Guidelines
49
Voltage Phase Check
50
Evaporator Power Phase Check
50
Fixed Speed Scroll Compressor Phase Check
50
Heat Exchanger Phase Check
51
Line Set Charge Calculations
51
Component Functional Test
52
Charging Procedures
52
Refrigerant Handling
52
Air Cooled System Charging
52
Charging the Fixed Speed Compressor
54
Additional Oil
56
Flooded System Charging (Systems with Low Ambient Receiver Package)
56
Receiver Installation
58
Figure 14 Typical Low Ambient Receiver Package
58
Charge Fixed Speed Compressor
59
Water/Glycol-Cooled System Charging
60
Refrigerant Handling
61
Important Refrigeration Components
62
Expansion Valves
62
High Pressure Cutout Switch
62
Low Pressure Cutout Switch
63
Liquid Line Solenoid Valve (Optional)
63
Glycol Systems
64
Glycol Concentration
64
Internal (Fluid) Volume - up and Downflow Evaporators
64
Brazed-Plate Condensers
64
Internal (Fluid) Volume - Fluid Coolers
66
Fluid Cooler Information
66
Controls
67
Dap4™ Microprocessor Control Panel
67
Remote Heat Exchangers
67
Electronic Expansion Valve Drive (EDV)
67
Setup Using Display Panel Guide
67
Configuration Menu
68
Regulation Menu
70
How to Manually Open and Close an (EEV)
70
Multiple EEV Configuration
71
Regular Maintenance Items
73
Air Filters
73
Fuses
73
Electric Reheat
73
Humidifier
74
Humidifier Canisters
74
Refrigerant Filter Drier
74
Plenum (Plug) Fans
74
Electronically Commutated Motors
74
EC Motor Testing
75
Maintenance/Inspection Checklist
77
10.0 Frequently Asked Questions - FAQ
80
Electrical FAQ Section
80
Mechanical FAQ Section
81
Figure 15 Example Remote EPO Switch Connection
81
11.0 Contact Data Aire
83

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Data Aire gForce DX Installation, Operation & Maintenance Manual (85 pages)

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