User Manuals: United CoolAir AVW40 Air Conditioner

Manuals and User Guides for United CoolAir AVW40 Air Conditioner. We have 1 United CoolAir AVW40 Air Conditioner manual available for free PDF download: Installation, Operation And Maintenance Manual

United CoolAir AVW40 Installation, Operation And Maintenance Manual

United CoolAir AVW40 Installation, Operation And Maintenance Manual (41 pages)

Water-Cooled and Chilled Water, Variable Air Volume

Brand: United CoolAir | Category: Air Conditioner | Size: 3 MB

Table of Contents

Contents

3
- Table of Contents
  3
Wiring Diagram

4
Important Notice

5
Use of Symbols

5
General Information

6
- Equipment Inspection
  6
- Handling
  6
- Location and Clearances
  6
- Unit Dimensions
  7
Unit Weight

9
Unit Installation

10
- Vibration Absorbers
  10
- Refrigerant Connections
  10
- Duct Connections
  12
- Water Piping / Water Flow
  12
- Water Connections
  12
- Condensate Drain Connection
  12
  - Electrical Connections
    13
  - Single Point Disconnect (Option)
    13
  - Service Disconnect
    13
  - Supply Air Temperature Sensor
    14
  - Return Air Temperature Sensor (Option)
    14
  - Duct Mount Installation
    14
  - Wall Mount Installation
    14
  - Return Air Sensor Wiring
    15
  - Return Air RH Sensor (Option)
    15
  - Outdoor Air Sensor (Option)
    15
  - Duct Mount Installation
    15
  - Outdoor Air Sensor Wiring
    15
  - High Static Pressure Switch
    15
  - Remote Alarm Output (Option)
    16
  - Remote Water Pump (Option)
    16
  - O/A Damper Control (Option)
    16
  - Smoke Detector/Fire Stat (Option)
    16
  - Remote On/Off Control (Option)
    16
  - Sequence of Operation
    16
  - Marvel Plus Controller
    16
Recommended Field Installed Externally

12
Maintenance Procedures

17
Filters

17
Cleaning the Water-Cooled Condenser

17
Blowers

17
Blower Motors

17
Blower Speed Adjustment

18
Blower Bearing Lubrication

18
Belts

18
Refrigerant Systems

19
Evaporator and Air-Cooled Condenser Coils

19
- Finned Coil Cleaning
  19
- Water Side Economizer Coil
  20
- Water Valves
  20
- Hard Start Kit
  20
- Checking Hot Gas Bypass Valve
  20
- Adjustment of Hot Gas Bypass Valve
  20
- Sequence of Operation Cooling - - Air-Cooled
  21
- Cooling - - Water-Cooled
  21
- Cooling - - Chilled Water
  21
- Heating (Other than Heat Pump)
  21
- Heating (Heat Pump, Water Source)
  21
Troubleshooting

22
Limited Warranty

26
Limited Warranty for Hermetic Compressors

27
Limited Warranty Condensing Section

28
Limited Warranty for Hermetic Compressors

29
Air-Cooled Unit

30
- Start-Up Procedures (R-410A Systems)
  
  31
Air-Cooled Unit

32
Water-Cooled Unit

34
- Start-Up Procedures (R-410A Systems)
  
  35
Water-Cooled Unit

36
VARICOOL - Model Number Designation

38

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