Trane Technologies CVHE

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Figure 19. Control panel - Tracer AdaptiView main unit assembly (showing low voltage and higher voltage areas for

proper routing of eld wiring)

1X2

1T4

1S1

1K1

1K21T2 1T3

1T6

1T7

1T5

1A4 1A91A61A81A51A7 1A26

1A11

1A12 1A23

1A21A1

1T1

1X1

1Q6

1Q2

1Q3

1Q1

1Q4

1Q5

1F1

1A19 1A20

1A21

1A25

1A241A17

1A181A13

1A14

1A15 1A16

1A22

X19091218-01

OPTIONAL

30V MAX30V MAX30V MAX30V MAX

30V MAX

30V TO 115V

30V TO 115V30V TO 115V30V TO 115V

30V TO 115V

30V MAX

30V TO 115V

30 Volt Maximum30–115 Volt Maximum

Front View

Right View

TCVHE-SVX04D-EN 35

Installation Controls

RELEASED 10/Mar/2020 06:59:20 GMT

Main Page

Warnings, Cautions and Notices2
- Trademarks3
- Table of Contents4
Unit Model Number Description6
Model Number Digit Description7
Pre-Installation8
- ASHRAE Standard 15 Compliance8
- Unit Shipment8
  - General Information8
- Installation Requirements and Contractor Responsibilities9
- Storage Requirements for Chillers Not yet Installed10
- Unit Components11
Unit Dimensions and Weights12
- Recommended Unit Clearances12
Installation Mechanical15
- Operating Environment15
- Foundation Requirements15
- Rigging15
  - Standard Chiller Lift15
  - Special Lift Requirements16
- Unit Isolation16
- Isolation Pads16
- Spring Isolators17
- Unit Leveling17
Installation Water Piping19
- Overview19
- Water Treatment19
- Pressure Gauges19
- Valves - Drains and Vents19
- Strainers19
- Flow-Sensing Devices20
  - Water Temperature Sensor20
- Evaporator and Condenser Water Piping20
- Water Box Locations21
- Water Piping Connections22
- Grooved Pipe Coupling23
- Bolt-Tightening Sequence for Water Piping Connections23
- Pressure Testing Waterside Piping24
Purge Piping25
- Earthwise Purge Requirements - Purge Installation25
Vent Piping26
- Refrigerant Vent-Line26
- Vent-Line Installation27
Insulation31
- Unit Insulation Requirements31
- Insulation Thickness Requirements31
Installation Controls33
- Specifications33
- Installing the Tracer Adaptiview Display36
- Adjusting the Tracer Adaptiview Display Arm37
Electrical Requirements38
- Installation Requirements38
- Trane-Supplied Starter Wiring40
Customer-Supplied Remote Starter Wiring41
- Current Transformer and Potential Transform- er Wire Sizing42
Power Supply Wiring43
- 3-Phase Power Source43
- Circuit Breakers and Fused Disconnects43
- Power Factor Correction Capacitors (Option- Al)43
  - Rule 2 - PFCC Wires Routed through Current Transformers44
- Interconnecting Wiring44
- Starter to Motor Wiring (Remote-Mounted Starters Only)45
- Starter to Control Panel Wiring46
10Kv-13.8Kv Medium Voltage Installation47
- 10Kv-13.8Kv Medium Voltage Motor47
- Motor Terminal Box47
- Motor Supply Wiring47
  - Motor Terminals48
  - Ground Wire Terminal Lug48
System Control Circuit Wiring49
- Water Pump Interlock Circuits and Flow Switch Input50
- Temperature Sensor Circuits50
  - Optional Control and Output Circuits51
  - Optional Tracer Communication Interface51
- Unit Start-Up51
- Starter Module Configuration51
- Schematic Wiring Drawings51
Operating Principles52
- General Requirements52
- Cooling Cycle52
  - CVHE, CVHG 3-Stage Compressor52
  - CVHF 2-Stage Compressor52
- Oil and Refrigerant Pump53
  - Compressor Lubrication System53
  - Operating Principles53
- Motor Cooling System54
- Tracer Adaptiview Display54
- Tracer TU Chiller Service Tool54
Start-Up and Shut down55
- Sequence of Operation55
- Start-Up Sequence of Operation-Wye-Delta55
  - Power up Diagram57
  - Software Operation Overview Diagram57
- Ice Machine Control57
- Free Cooling Cycle59
  - Free Cooling (FRCL)59
- Hot Gas Bypass (HGBP)59
- Hot Water Control60
- Heat Recovery Cycle60
- Auxiliary Condensers60
- Control Panel Devices and Unit Mounted Devices61
- Unit Start-Up and Shut-Down Procedures61
Maintenance64
- Record Keeping Forms64
- Daily Maintenance and Checks64
- Compressor Oil Change66
- Oil Change Procedure66
- Oil Filter66
  - Oil Filter Replacement Procedure66
- General Lubrication67
- Cleaning the Evaporator68
- Purge System68
  - Leak Checking Based on Purge Pump out Time68
- Long Term Unit Storage69
  - Unit Preparation69
- Refrigerant Charge70
  - Recovery and Recycle Connections70
Waterbox Removal and Installation72
- Discussion72
- Procedure72
Sound Pressure Level74
Forms78
- Centravac Commissioning Checklist78

Trane Technologies CVHE - Page 35

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