Trane RAUJ-C20 Manuals

Trane RAUJ-C20 Manuals

Manuals and User Guides for Trane RAUJ-C20. We have 1 Trane RAUJ-C20 manual available for free PDF download: Installation, Operation And Maintenance Manual

Trane RAUJ-C20 Installation, Operation And Maintenance Manual

Trane RAUJ-C20 Installation, Operation And Maintenance Manual (132 pages)

Split System

Brand: Trane | Category: Air Conditioner | Size: 6.69 MB

Table of Contents

Table of Contents
4
Model Number Description

7
- 20 To 60 Ton Units
  7
- 80 To 120 Ton Units
  8
General Information

9
- Unit Inspection
  9
  - Exterior Inspection
    9
  - Damage
    9
  - Repair
    9
- Nameplates
  9
  - Unit Nameplate
    9
  - Compressor Nameplate
    9
- EVP Chiller - Applications Only
  9
- Unit Protection
  9
  - Manual Motor Protectors
    10
  - Through 575V Only)
    10
  - Discharge Line Thermostat
    10
- Unit Description
  10
- General Data
  12
Dimensions and Weights

14
- Unit Clearances
  14
- Unit Dimensions
  16
- Unit Weights
  39
Installation Mechanical

40
- Location Requirements
  40
  - Isolation
    40
  - Foundation
    40
  - Leveling the Unit
    40
- Rigging and Lifting
  40
- Unit Mounting
  43
- Unit Isolation
  44
  - Neoprene Isolators
    44
  - Units)
    44
  - Units)
    45
- Installation
  46
  - General Unit Requirements
    46
  - Refrigerant Piping
    46
  - Requirements
    46
  - Refrigerant Piping Components
    46
  - Refrigerant Piping
    49
  - Typical Field-Installed Evaporator Piping: Dual-Circuit Examples
    51
  - Hot Gas Bypass for Commercial Comfort-Cooling Applications
    52
  - Optional Pressure Gauges
    52
  - Final Refrigerant Pipe
    53
  - Connections
    53
  - Brazing Procedures
    53
  - Leak Testing Procedure
    54
Installation Mechanical - EVP

55
- EVP Chilled Water Piping
  55
- Requirements
  55
- TXV for Remote Chiller
  55
- Typical Field-Installed EVP Chiller
  55
- Evaporator Piping
  55
- Remote EVP Chiller
  56
  - Water Treatment
    56
  - Water Flow Limits
    56
  - Water Temperature Limits
    56
  - Short Water Loops
    56
  - Chilled Water Piping
    57
  - Final Water Piping Connections
    60
Installation Electrical

61
- Electrical
  61
- Wiring Requirements
  63
  - Main Electrical Power
    63
  - Requirements
    63
  - Field Installed Control Wiring
    63
  - Low Voltage Wiring (AC & DC)
    64
  - Field Installed Power Wiring
    64
  - Field Installed Control Wiring
    66
- EVP Chiller Control
  82
Operating Principles

86
- Component Locations
  86
  - Condenser Fans
    86
  - Compressors
    87
  - Compressor Junction Box
    88
- Unit Operation
  89
  - VAV W7100A Discharge Air
    89
  - Controller (7U11)
    89
  - Economizer Cycle
    90
  - Chilled Water Temperature
    90
  - Controller (6U11)
    90
  - Thermostatic Expansion Valve
    91
  - Condenser Fans
    91
  - Low Ambient Dampers
    92
  - Compressor Crankcase Heaters
    92
  - Low Ambient Thermostats
    93
  - Hot Gas Bypass Operation
    93
Pre-Start

94
- EVP Chiller Applications
  94
- System Evacuation Procedures
  94
  - Standing Vacuum Test
    95
- Discharge Air Controller Checkout
  96
- (Honeywell W7100A)
  96
- Discharge Air Sensor Checkout
  98
- (Honeywell Sensor)
  98
- Economizer Actuator Checkout
  98
- EVP Chiller Control Checkout
  99
- W7100G)
  100
- Chilled Water Sensor Checkout
  100
- (Honeywell Sensor)
  100
- Master Energy Control Checkout
  101
- Zone Thermostat Checkout
  102
- T7067
  102
- Discharge Air Sensor Checkout
  102
- (Honeywell 6RT1)
  102
- Voltage Imbalance
  104
- Electrical Phasing
  104
Start-Up

105
- Low Ambient Damper Adjustment
  105
- (Factory or Field Installed)
  105
- EVP Chiller Applications
  105
  - Freezestat Setting
    105
  - Air Over" Evaporator Application
    105
  - Rotation
    105
- System Airflow Measurement
  106
  - Measuring Airflow
    106
  - Alternate Method
    106
- Preliminary Expansion Valve
  107
- Adjustment
  107
- Adding Preliminary Charge
  108
- Compressor Start-Up(All Systems)
  109
  - Motors Rotating Backward
    112
  - Subcooling
    113
  - Measuring Superheat
    113
  - Compressor Oil
    113
  - Compressor Crankcase
    113
  - Heaters
    113
  - Compressor Sequencing
    114
  - Pressure Curves
    114
- Final System Setup
  116
Maintenance

119
- Monthly Maintenance
  119
  - Air Handling Equipment
    119
  - Condensing Unit
    119
  - Coil Cleaning
    120
  - Microchannel Condenser Coil Repair
    120
  - And Replacement
    120
  - EVP Remote Evaporator Chiller
    120
  - Water Strainer Maintenance
    120
  - EVP Evaporator Replacement
    121
  - Water Loop
    121
- Scroll Compressor
  121
  - Operational Sounds
    121
  - Replacement
    121
  - Charging
    121
- Compressor Replacement
  122
  - CSHD Compressors
    122
  - 122
    122
  - 20 Ton
    123
  - Suction Line Filter
    125
- Fuse Replacement Data
  125
- Fall Restraint - Condenser Roof
  126
Warranty and Liability Clause

127
- Commercial Equipment Rated 20 Tons
  127
- Accessories
  127
  - Products Covered
    127

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