CyberAiR DX Floor Mounted IOM Manual
TABLE OF CONTENTS
1.0
1.1
1.2
1.3
1.3.1
1.3.2
1.4
1.4.1
1.4.2
1.4.3
1.4.4
1.4.5
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1.4.8
1.4.9
1.5
1.5.1
1.5.2
1.5.3
1.5.4
1.5.5
1.5.6
1.6
1.6.1
1.7
1.8
Introduction ...................................... 1-1
General ...................................................... 1-1
Product Description ................................... 1-1
Safety ......................................................... 1-2
General ...................................................... 1-2
Safety Summary ........................................ 1-2
General Design .......................................... 1-4
Internal Layout - Upflow Model .................. 1-5
Internal Layout - Downflow Model ............. 1-6
Electric Box Access ................................... 1-6
Circuit Breakers/Motor Start Protectors ..... 1-6
Compressors ............................................. 1-7
Coils ........................................................... 1-7
EC Fans ..................................................... 1-7
Temperature/Humidity Sensor ................... 1-7
Heaters ...................................................... 1-8
Optional Equipment ................................... 1-8
Humidifier ................................................... 1-8
Condensate Pump ..................................... 1-8
Water Detector. .......................................... 1-8
Smoke Detector ......................................... 1-8
Firestat ....................................................... 1-8
Auto Power Transfer Switching .................. 1-8
Dual Cooling Circuits ................................. 1-9
Tandem Compressor Option ...................... 1-9
Free-Cooling Operation ........................... 1-10
Alternate Water Source Operation........... 1-11
Types of Control ......................................... 2-8
2.6.4.1 Remote Temperature/Humidity Sensor...... 2-8
2.6.5
Remote Water Detector ............................. 2-9
2.7
Piping Connections .................................... 2-9
2.7.1
Refrigerant Piping ...................................... 2-9
2.7.2
Water/Glycol and Hot Water Piping ......... 2-11
2.7.3
Condensate Drain .................................... 2-11
2.7.2.1
Gravity Drain ............................................ 2-11
2.7.2.2
Condensate Pump ................................... 2-12
2.7.3
Humidifier ................................................. 2-12
2.8
Utility Connections ................................... 2-13
2.8.1
Main Power .............................................. 2-13
2.8.2
Optional Equipment.................................. 2-15
2.8.2.1
Remote Temperature/Humidity Sensor ... 2-15
2.8.2.2
Remote Water Detector ........................... 2-15
2.8.3
Interconnecting Remote Equipment ......... 2-15
2.9
System Charging Procedures .................. 2-17
2.9.1
Water-Water/Glycol Systems ................... 2-17
2.9.2
Refrigerant Charging ................................ 2-17
2.9.3
Estimating Refrigerant Charge ................. 2-17
2.9.4
Preparing System For Charging............... 2-19
2.9.5
Refrigerant Charging Procedures ............ 2-20
2.9.6
Refrigerant Characteristics ...................... 2-22
2.10
Settings and Adjustments ........................ 2-22
3.0
Start-Up/Commissioning ................. 3-1
3.1
Operation ................................................... 3-1
2.0
Installation ........................................ 2-1
2.1
Receiving the Equipment ........................... 2-1
2.2
Site Preparation ......................................... 2-1
2.2.1
Conditioned Space .................................... 2-1
2.3
Rigging ...................................................... 2-2
2.4
Mounting/Placement .................................. 2-2
2.5
Air Distribution Connection ........................ 2-4
2.5.1
Upflow Configuration Air Patterns ............. 2-4
2.5.2
Downflow Configuration Air Patterns ......... 2-5
2.6
Optional Equipment (Field Installed) ......... 2-5
2.6.1
Floor Stands .............................................. 2-5
2.6.2
Plenum Box ............................................... 2-7
2.6.3
Condensate Pump ..................................... 2-8
3.2
Step by Step Start-Up Instructions ............. 3-1
3.3
Microprocessor Controller
Programming ............................................. 3-1
4.0
Maintenance/Repairs ........................ 4-1
4.1
Periodic General Maintenance ................... 4-1
4.1.1
Precision A/C Unit ...................................... 4-1
4.1.2
Humidifier ................................................... 4-2
4.1.3
Condensate Pump ..................................... 4-2
4.1.4
Condenser ................................................. 4-2
4.2
Troubleshooting ......................................... 4-2
4.3
Field Service .............................................. 4-6
4.3.1
Leak Detection ........................................... 4-6
4.3.2
Leak Repair ................................................ 4-6
4.3.3
Refrigerant Piping ...................................... 4-6
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