Trane RTAA-80 Manuals

Manuals and User Guides for Trane RTAA-80. We have 1 Trane RTAA-80 manual available for free PDF download: Installation & Maintenance Manual

Trane RTAA-80 Installation & Maintenance Manual

Trane RTAA-80 Installation & Maintenance Manual (179 pages)

R Series Air-Cooled Rotary Liquid Chillers

Brand: Trane | Category: Chiller | Size: 8.43 MB

Table of Contents

Table of Contents
3
General Information

5
Installation - Remote Evaporator

31
- Remote Evaporator Installation
  32
- Refrigerant Circuit Identification
  34
- RTAA Circuit Capacities (Nominal Tons)
  35
- Equivalent Lengths of Non-Ferrous Valves and Fittings (Feet)
  35
- Liquid Line Sizes
  36
- Line Sizing
  38
  - Liquid Line Sizing Steps
    38
  - Additional Suction Accumulator Line
    39
- Example Liquid Line Sizing
  39
- Suction Line Sizing Steps
  40
  - Liquid Line Sizing Example
    40
  - Example Suction Line Sizing
    41
  - Suction Accumulator Sizing
    42
  - Top View
    43
  - Side View
    43
- Piping Installation Procedures
  44
- Refrigerant Sensors
  44
- Refrigerant Sensor Mounting and Wiring
  45
- Leak Test and Evacuation
  46
- Refrigerant and Additional Oil Charge
  46
- Relief Valve Venting
  47
- General Recommendations
  49
Installation - Electrical

49
Operating Principles

66
- RTAA Refrigeration System and Control Components
  67
- Compressor Description
  67
- Compressor Motor
  67
- Compressor Rotors
  68
- RTAA Refrigerant and Oil Diagram
  68
- Compressor Loading Sequence
  69
- Oil System Operation
  69
  - Oil Separator
    69
  - Compressor Bearing Oil Supply
    70
  - Compressor Rotor Oil Supply
    70
  - Female Unloader Valve
    70
  - Oil Filter
    70
  - Fan State at Circuit Startup
    71
Controls Interface

72
- Clear Language Display Keypad Overview
  72
  - Select Report Group
    73
  - Operator Interface Adaptive Control
    73
  - Select Settings Group
    74
  - Passwords
    74
- Select Report Group and Select Settings Group Flowcharts
  74
  - Auto/Stop Keys
    75
  - Power up
    75
- Diagnostics
  93
- Operational Features
  94
- DIP Switch Settings
  100
- IPC Address
  100
  - Compressor Overload DIP Switch Settings
    101
  - Mechanical Control Settings
    102
  - Remote CLD Operation
    102
  - Communication Failure
    102
Pre-Start Checkout

103
- Unit Voltage Power Supply
  105
- Unit Voltage Imbalance
  105
- Unit Voltage Phasing
  106
- Water System Flow Rates
  107
- Water System Pressure Drop
  107
- Clear Language Display Set-Up
  107
Start-Up Procedures

108
- Unit Sequence of Operation
  110
- System Superheat
  111
- System Subcooling
  111
- Temporary Shutdown and Restart
  112
Unit Shutdown Procedures

112
- Extended Shutdown Procedure
  112
- System Restart after Extended Shutdown
  113
Periodic Maintenance

115
- Weekly Maintenance
  115
- Monthly Maintenance
  115
- Annual Maintenance
  116
  - RTAA Operator's Log
    117
  - RTAA Log
    118
- Coil Cleaning
  119
- Chemical Cleaning Configuration
  119
Maintenance

119
- Chemically Cleaning the Evaporator
  120
- Oil Separator Level Check
  120
- Water Treatment
  120
- Oil Filter Change
  121
Refrigerant Charging and Recovery

125
- Low Side Repairs
  125
- High Side Repair
  126
- Adding Refrigerant
  126
  - Diagnostic Types (and Action)
    127
  - Diagnostic Codes
    127
Pump Package

135
- Temporary Storage
  135
- Piping
  135
- Water Storage
  135
- Pre-Start Review and Inspection
  135
- Control Panel Features and Options
  136
- Connection Power
  136
- Pump Checkout Procedure
  137
- Control Panel Checkout
  137
- System Start-Up
  138
- Planned Shutdown
  141
- G - Pump Curves before Impeller Trim
  141
- Maintenance
  141
  - Pump Package Troubleshooting
    142
  - Pump Package Piping Schematic
    143
Unit Wiring

145
- Unit Electrical Data
  145

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