Data Aire DAMA-01

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MiniCeiling_IOM 10-2022

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Table of Contents3
Introduction7
Product Information7
Model Identification7
Inspection8
Paperwork8
Storage9
Suggested Reference Storage Room Conditions9
General Storage Considerations9
Registered Trademarks - Copy Rights - References Section10
Installation11
Recommended Tools for Installation12
Pre-Installation12
Installation Must be Planned so that12
Room Considerations13
Equipment Handling and Rigging14
Moving Unit into Final Location14
Rigging14
Locating the Unit14
Horizontal Airflow Units15
Installing/Mounting15
Vertical Airflow Units16
Figure 1 Typical Installation16
Air Cooled Packaged Units17
Figure 2 Unit with Vertical Plenum Mounting Method and Condenser Installation17
Indoor Condensers and Condensing Units18
Piping18
Split Air-Cooled Unit Piping19
Discharge Lines19
Figure 3 Typical Discharge Check Valve20
Liquid Lines21
Suction Lines21
Recommended Line Sizing21
Table 1 Line Size Metric Conversion21
Hot Gas Lines22
Liquid Lines22
Suction Lines22
Table 2 Hot Gas Lines (Inches OD)22
Table 3 Liquid Lines (Inches OD))22
Table 4 Suction Lines (Inches OD)22
Connection Sizes, Air-Cooled Units23
Connection Sizes, Water/Glycol Cooled Units23
Connection Sizes, Chilled Water Units23
Table 5 Connection Sizes, Air-Cooled Units (Inches OD)23
Table 6 Connection Sizes, Water/Glycol Cooled Units (Inches OD) to Remote Condenser23
Table 7 Connection Sizes, Chilled Water Units (Inches OD)23
Field Piping, Remote Condenser/Condensing Unit above Evaporator24
Field Piping, Remote Condenser/ Condensing Unit below Evaporator25
Connection Sizes, Fluid Cooler (Dry Cooler)26
Condensate Drain System26
Condensate Trap27
Figure 4 Recommended Condensate Trap Dimensions28
Condensate Pump Side Mounting Pump (Optional)29
Figure 5 Typical Side Pump Mounting29
Humidifier30
Steam Generator Humidifier30
Humidifier Piping30
Refrigerant Piping Protection30
Water/Glycol Cooled Unit Piping31
Figure 6 Typical Water/Glycol System32
Leak Testing33
Electrical Installation33
Commissioning Information34
Electrical Connections35
General Electrical Field Wiring Guidelines36
Electrical Service37
Nameplate Ratings37
Grounding37
Voltage Tolerance37
Three Phase Voltage Tolerance37
Single-Phase Voltage Tolerance38
Heat Exchanger Auxiliary Control Wiring38
Table 8 Three Phase Voltage Tolerance38
Table 9 Single Phase Voltage Tolerance38
Remote Shutdown39
Mini-Dap4 Controller39
Remote Alarm Contacts39
Figure 7 Typical Remote Heat Exchanger Interconnection Points39
Figure 8 Typical Indoor Evaporator Interconnection Points39
Remote Sensors40
Condensate Pumps40
Disconnect Switch (Optional)40
Table 10 Remote Alarm Contacts Terminals40
Manual Override Switch Board41
Figure 9 Manual Override Switch Board41
Wiring Diagrams42
Installation of Remote Outdoor Heat Exchanger42
Charging43
Package Air-Cooled Systems43
Charging/Installation Work Procedures43
Triple Evacuation and Dehydration Procedure43
Tools Needed44
First Stage Evacuation44
Second Stage Evacuation45
Third Stage Evacuation45
Final Evacuation Stage46
General Pre-Charging Guidelines46
Voltage Phase Check47
Evaporator Power Phase Check47
Fixed Speed Scroll Compressor Phase Check47
Heat Exchanger Phase Check48
GHRC Air-Cooled Heat Exchanger Phase Check48
DARC Heat Exchangers Phase Check48
Line Set Charge Calculations48
Table 11 Liquid Line Multiplier48
Component Functional Test49
Charging Procedures49
Table 12 Liquid Line Multiplier for R-410A at Various Line Lengths49
Table 13 Liquid Line Multiplier for R-407C at Various Line Lengths49
Refrigerant Handling50
Air-Cooled Split System Charging50
Table 14 DAMA Starting Charge R-410A51
Table 15 DAMA Starting Charge R-407C51
Charging the Fixed Speed Compressor52
Table 16 Refrigerant Charge Values53
Additional Oil54
Flooded System Charging (Systems with Low Ambient Receiver Package)54
Refrigerant Receiver55
Applications55
Selection Guidelines55
Receiver Location56
Safety Relief Devices56
Receiver Installation56
Figure 10 Typical Low Ambient Receiver Package57
Charge Fixed Speed Compressor58
Water/Glycol-Cooled System Charging58
Table 17 Refrigerant Receiver Charging Chart58
Table 18 Discharge Head Pressure58
Table 19 Packaged Units Without Receivers59
Table 20 Packaged Units with Receivers59
Important Refrigeration Components60
Thermal Expansion Valve60
High Pressure Cutout Switch60
Low Pressure Cutout Switch60
Table 21 High Pressure Cutout Switch Setting60
Table 22 Low Pressure Cutout Switch Setting60
Liquid Line Solenoid Valve61
Glycol Systems62
Glycol Concentration62
Internal (Fluid) Volume62
Fluid Cooler Internal Volume62
Brazed-Plate Fin Condensers62
Table 23 Mini Ceiling Unit Internal (Fluid) Volume62
Water Treatment63
Fluid Cooler64
Type L Copper Tubing Internal Volume65
Freezing Point of Aqueous Solutions65
Mixing Glycol and Water65
Table 24 Type L Copper Tubing Internal Volume65
Table 25 Freezing Point of Aqueous Solutions65
Controls67
Programmable Thermostat67
Mini-Dap4 Microprocessor Control Controller67
Optional Expanded Dap4 Microprocessor Controller67
Remote Heat Exchangers67
Regular Maintenance Items68
Air Filters68
Belts68
Bearings68
Fuses69
Electric Reheat (Optional)69
Humidifier (Optional)69
Humidifier Canisters69
Refrigerant Filter Drier69
EC Plenum (Plug) Fans70
Electronically Commutated Motors70
EC Motor Testing71
Maintenance/Inspection Checklist72
Frequently Asked Questions - FAQ75
Electrical FAQ Section75
Mechanical FAQ Section76
Figure 11 Example Remote EPO Switch Connection76
Contact Data Aire79

Data Aire DAMA-01 - Page 82

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