(© Oct, 2007)
Compact CW Series Installation, Operation & Maintenance Manual
Air Technology Systems, Inc.
1.0
Introduction ....................................... 1-1
1.1
General ...................................................... 1-1
1.2
Product Description ................................... 1-1
1.3
Product Warranty ...................................... 1-2
1.4
Safety ........................................................ 1-3
1.4.1
General ...................................................... 1-3
1.4.2
Safety Summary ........................................ 1-3
1.5
General Design .......................................... 1-4
1.5.1
Electric Box Access .................................. 1-4
1.5.2
Circuit Breakers/ Motor Start Protectors .... 1-4
1.5.3
Heaters ...................................................... 1-4
1.5.4
Coils .......................................................... 1-4
1.5.5
Blower(s) ................................................... 1-4
1.5.6
Temperature/ Humidity Sensor ................... 1-5
1.5.7
Humidifier .................................................. 1-5
1.6
Optional Equipment ................................... 1-5
1.6.1
Condensate Pump ..................................... 1-5
1.6.2
Smoke Detector ........................................ 1-5
1.6.3
Firestat ...................................................... 1-5
1.6.4
Auto Transfer Switching ............................. 1-5
2.0
Installation ......................................... 2-1
2.1
Receiving the Equipment. .......................... 2-1
2.2
Site Preparation ......................................... 2-1
2.3
Rigging ...................................................... 2-2
2.4
Mounting/Placement .................................. 2-2
2.4.1
Precision A/C Unit ..................................... 2-2
2.5
Air Distribution Connection ........................ 2-3
2.5.1
Downflow Configuration Air Patterns ........... 2-3
2.5.2
Upflow Configuration Air Patterns ............... 2-3
2.6
Optional Equipment (Field Installed) .......... 2-5
2.6.1
Floor Stand ................................................ 2-5
2.6.2
Plenum Box Assembly .............................. 2-5
2.6.3
Remote Display ......................................... 2-5
2.6.4
Condensate Pump ..................................... 2-5
2.6.5
Remote Temperature/Humidity Sensor ....... 2-5
2.6.6
Remote Water Detector ............................. 2-6
2.7
Piping Connections .................................... 2-6
2.7.1
Chilled Water/Hot Water ............................ 2-6
2.7.2
Condensate Drain ...................................... 2-7
2.7.2.1
Gravity Drain .............................................. 2-7
TABLE OF CONTENTS
2.7.2.2
Condensate Pump ..................................... 2-7
2.7.3
Humidifier .................................................. 2-7
2.8
Utility Connections .................................... 2-8
2.8.1
Main Power ............................................... 2-8
2.8.2
Controls ..................................................... 2-9
2.8.3
Optional Equipment ................................... 2-9
2.8.3.1
Remote Temperature/Humidity Sensor ....... 2-9
2.8.3.2
Remote Water Detector ............................. 2-9
2.9
System Settings and Adjustments ........... 2-10
2.9.1
Chilled Water Circuit ................................ 2-10
2.9.2
Humidifier Adjustment .............................. 2-10
2.8.3
Blower ..................................................... 2-10
3.0
Start-Up/Commissioning .................. 3-1
3.1
Operation ................................................... 3-1
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
A/C Unit ..................................................... 4-1
4.1.1.1
Filter .......................................................... 4-1
4.1.1.2
Blower ....................................................... 4-1
4.1.1.3
Drain Pan .................................................. 4-1
4.1.1.4
Coils .......................................................... 4-1
4.1.1.5
Heat/Reheat .............................................. 4-1
4.1.1.6
Humidifier .................................................. 4-1
4.1.1.7
Condensate Pump ..................................... 4-1
4.2
Troubleshooting ...................................... 4-2/3
4.3
Field Service .............................................. 4-4
4.3.1
Piping ........................................................ 4-4
4.3.2
General Common Repairs/
Component Replacement ........................... 4-4
4.3.2.1
Humidifier Cylinder Replacement ............... 4-4
4.3.2.2
Filter Replacement .................................... 4-4
5.0
Product Support Group ................... 5-1
5.1
Technical Support ...................................... 5-1
5.2
Obtaining Warranty Parts .......................... 5-1
5.3
Obtaining Spare/Replacement Parts .......... 5-1
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