Trane RTAA-140 Manuals

Manuals and User Guides for Trane RTAA-140. We have 1 Trane RTAA-140 manual available for free PDF download: Installation, Operation And Maintenance Manual

Trane RTAA-140 Installation, Operation And Maintenance Manual

Trane RTAA-140 Installation, Operation And Maintenance Manual (140 pages)

Air-Cooled Series R Rotary Liquid Chillers

Brand: Trane | Category: Chiller | Size: 1 MB

Table of Contents

Table of Contents
3
General Information

9
- Literature Change History
  9
- Unit Identification
  9
- Unit Inspection
  9
- Inspection Checklist
  9
- Loose Parts Inventory
  9
- Unit Description
  10
- Commonly Used Acronyms
  10
- Warnings and Cautions
  20
- Installation Responsibilities
  20
- Nameplates
  21
- Outdoor Unit Nameplate
  21
- Compressor Nameplate
  21
- Remote Evaporator Nameplate
  21
- Storage
  23
- Installation - Mechanical, Packaged
  25
- General
  25
- Pre-Installation
  25
- Location Requirements
  25
- Noise Considerations
  25
- Foundation
  25
- Clearances
  25
- Additional Location Requirements for Remote Evaporator Only
  31
- Drainage
  31
- Rigging
  32
- Lifting Procedures
  32
- Unit Isolation and Leveling
  36
- Evaporator Water Piping
  36
- Evaporator Piping
  41
- Evaporator Piping Components
  42
- Entering Chilled Water Piping
  42
- Leaving Chilled Water Piping
  42
- Evaporator Drain
  42
- Evaporator Flow Switch
  42
- Water Treatment
  44
- Water Pressure Gauges
  44
- Water Pressure Relief Valves
  44
- Freeze Protection
  44
- Domestic Water Heater Piping
  45
- Domestic Water Heater Piping Components
  45
- Entering Water Piping
  45
- Leaving Water Piping
  45
- Water Pressure Relief Valves
  45
- Freeze Protection
  45
Installation - Mechanical Remote Evaporator Interconnecting Refrigerant Piping

47
- General
  47
- Line Sizing
  51
- Equivalent Line Length
  51
- Liquid Line Sizing
  51
- Suction Line Sizing
  53
- Piping Installation Procedures
  54
- Refrigerant Sensors
  54
- Leak Test and Evacuation
  56
- Refrigerant and Additional Oil Charge
  56
- Refrigerant Charge Determination
  56
- Oil Charge Determination
  56
Installation - Electrical

57
- General Recommendations
  57
- Installer-Supplied Components
  68
- Remote Evaporator Only
  68
- Power Supply Wiring
  68
- General
  68
- Control Power Supply
  68
- Heat Tape Power Supply
  68
  - (Packaged Units Only)
    68
- Water Pump Power Supply
  68
- Auxiliary Heat Tape Power Supply
  68
- Interconnecting Wiring
  69
- Chilled Water Pump Interlock
  69
  - And External Auto/Stop
    69
- External Auto/Stop Wiring
  69
- Alarm/Running/Maximum Capacity Outputs
  70
- Alarm/Running/Maximum
  70
  - Capacity Indicator Wiring
    71
- Low Voltage Wiring
  71
- Emergency Stop (Normal Trip)
  71
- External Circuit Lockout - Circuit #1
  71
- Ice Making Option
  71
- External Chilled Water Setpoint
  72
  - Potentiometer, Voltage Source
    73
  - VDC or Current Source 4-20 Ma
    73
- External Current Limit Setpoint (CLS) Remote Resistor/Potentiometer, Voltage Source
  73
  - VDC or Current Source
    73
- Optional Bidirectional
  74
  - Communication Link Connection Procedure
    74
- General
  74
- Installation Check List
  75
Operating Principles - Mechanical

77
- General
  77
- Refrigeration (Cooling) Cycle
  77
- Cycle Description
  77
- Compressor Description
  77
- Compressor Motor
  77
- Compressor Rotors
  77
- Compressor Loading Sequence
  77
- Oil System Operation
  82
- Overview
  82
- Domestic Water Heater
  82
- Oil Separator
  83
- Compressor Bearing Oil Supply
  83
- Compressor Rotor Oil Supply
  83
- Slide Valve Movement
  84
- Oil Filter
  84
- 84 -Condenser Fans
  84
Operating Principles - Adaptive Control Microprocessor Logic

87
- General
  87
- Digital Display
  87
- Menus
  93
- Chiller Switch
  99
- Menu Function Descriptions and Selection
  100
- Selecting Variables and Options
  100
- Menu 0 - Operating Display
  100
- Menu 1 - Service #1 Display
  100
- Menu 2 - Service #2 Display
  101
- Menu 3 - Auxiliary Options
  101
- Menu 4 - Factory Display #1
  102
- Menu 5 - Factory Display #2
  104
  - Number of Compressors
    104
  - Compressor Tons
    104
  - Fans Per Circuit
    104
  - Reduced Inrush Starting - D/E D
    104
  - Low Ambient - Half Air Flow Fan D/E D
    104
  - D 5B Number of EXV Valves Per Circuit
    104
- Operational Features
  105
- Entering Evaporator Water Temperature
  105
- Current Limit Setpoint
  105
- Low Ambient Lockout
  105
- Electronic Expansion Valve (EXV) Test
  105
- Current Overload Protection
  105
- Leaving Chilled Water Temperature Control
  105
- Chilled Water Reset (CWR)
  106
- Leaving Water Temperature Cutout
  107
- Low Refrigerant Temperature Cutout
  107
- Low Ambient Temperature Start
  107
- Low Refrigerant Temperature Cutout Retry
  107
- Auto Lead/Lag
  108
- Phase Imbalance Protection
  108
- DIP Switch Settings
  108
- Compressor Overload DIP Switches
  108
- IPC Address
  108
- VDC/4-20 Ma Input for
  108
- Diagnostics and Troubleshooting
  109
  - Rtaa-Iom-3
    110
Pre-Start Checkout

121
- General
  121
- Unit Voltage Power Supply
  122
- Unit Voltage Imbalance
  122
- Unit Voltage Phasing
  123
- Water System Flow Rates
  124
- Water System Pressure Drop
  124
- UCM Set-Up
  124
Start-Up Procedures

125
- General
  125
- System Superheat
  125
- System Subcooling
  125
Unit Shutdown Procedures

129
Periodic Maintenance

131
- General
  131
- Refrigerant Emission Control
  133
- Weekly Maintenance
  133
  - Monthly Maintenance
    134
- Annual Maintenance
  134
General

135
- Oil Separator Level Check
  136
- Water Treatment
  136
Maintenance

135
- Chemically Cleaning the Evaporator
  135
- Coil Cleaning
  135
- Domestic Water Heater - Tube Cleaning
  135

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