Name: Trane CVHG
Brand: Trane
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CVHE-SVX02M-EN

Figure 27. Rupture disk vent pipe sizing; for use with the preceding table

NNoottee:: The preceding figure, provided as a reference, is based on ASHRAE Standard 15. Vent line size is typically

dictated by state or local code which may be different from ASHRAE Standard 15 requirements.

VVeenntt PPiippiinngg

Table of Contents5
Unit Nameplate8
Model Number Descriptions9
Pre-Installation10
- ASHRAE Standard 15 Compliance10
- Unit Shipment10
- Installation Requirements and Contractor Responsibilities10
- Storage Requirements12
- Unit Components14
Unit Clearances and Weights15
- Recommended Unit Clearances15
- General Weights16
  - Weights (Lb)16
  - Weights (Kg)19
Installation: Mechanical22
- Operating Environment22
- Foundation Requirements22
- Rigging22
  - Standard Chiller Lift22
  - Special Lift Requirements24
- Unit Isolation24
- Isolation Pads24
- Spring Isolators24
- Leveling the Unit26
Installation: Water Piping27
- Overview27
- Water Treatment27
- Pressure Gauges27
- Valves-Drains and Vents27
- Strainers27
- Required Flow-Sensing Devices28
  - Paddle Switches28
  - Water Flow Detection Controller and Sensor28
- Evaporator and Condenser Water30
- Piping30
- Water Piping Connections31
- Waterbox Locations32
- Grooved Pipe Coupling32
- Flange-Connection Adapters32
- Victaulic Gasket Installation33
- Piping Connections34
- Pressure Testing Waterside Piping36
Vent Piping37
- Refrigerant Vent Line37
- Vent Line Installation38
- Vent Line Sizing Reference41
Insulation44
- Unit Insulation Requirements44
- Insulation Thickness Requirements44
  - Factory Applied Insulation44
Installation: Controls46
- UC800 Specifications46
- Installing the Tracer Adaptiview51
- Display51
- Adjusting the Tracer Adaptiview Display51
- Arm52
Electrical Requirements53
- Installation Requirements53
- Trane-Supplied Starter Wiring54
Wiring55
- Transformer Wire Sizing55
Power Supply Wiring57
- Three-Phase Power57
- Circuit Breakers and Fused57
- Disconnects57
- Power Factor Correction Capacitors57
- (Optional)57
- Interconnecting Wiring58
- Starter to Motor Wiring59
- Mounted Starters Only)59
- Starter to Control Panel Wiring61
10 To 13.8Kv Medium Voltage Motor62
- Motor Terminal Box62
- Motor Supply Wiring63
  - Motor Terminals63
  - Ground Wire Terminal Lug63
Wiring)64
- Switch Input65
- Temperature Sensor Circuits65
- Starter Module Configuration66
- Schematic Wiring Drawings66
- Operating Principles67
- General Requirements67
- Cooling Cycle67
  - CVHE and CVHG 3-Stage Compressor67
  - CVHF 2-Stage Compressor67
- Oil and Refrigerant Pump68
  - Compressor Lubrication68
  - System68
- Motor Cooling System70
- Tracer Adaptiview Display70
Start-Up and Shut-Down71
- Sequence of Operation71
- Ice Machine Control76
- Free Cooling Cycle78
  - Free Cooling (FRCL)79
- Hot Gas Bypass (HGBP)79
- Hot Water Control79
- Heat Recovery Cycle80
- Auxiliary Condensers80
- Control Panel Devices and Unit-Mounted80
- Devices80
  - Unit Control Panel80
  - Support80
- Unit Start-Up and Shut-Down81
- Procedures81
Recommended Maintenance83
- Record Keeping Forms83
- Normal Operation83
- Recommended Compressor Oil85
- Change85
- Purge System86
  - Leak Checking Based on Purge Pump86
  - Out Time86
- Long Term Unit Storage86
- Refrigerant Charge87
- Leak Testing87
- Recommended System87
- Maintenance87
Waterbox Removal and Installation89
- Discussion89
- Procedure89
  - Reassembly90
  - Weights90
- Connection Devices Information91
Forms and Check Sheets92
- Unit Start-Up/Commissioning92
Centravac™ Chiller Installation Completion and Request for Trane92
Service94
CVHE, CVHF, and CVHG Centravac95
Trane95
CVHE, CVHF, and CVHG Centravac97
Chiller Annual Inspection List97
CVHE, CVHF, and CVHG Centravac98
Chiller Operator Log98

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Brand	Trane
Model	CVHG
Category	Chiller
Language	English