Trane Thermafit AMC 20 Thermafit AMC 25 Manuals

Manuals and User Guides for Trane Thermafit AMC 20 Thermafit AMC 25. We have 1 Trane Thermafit AMC 20 Thermafit AMC 25 manual available for free PDF download: Installation, Operation And Maintenance Manual

Trane Thermafit AMC 20 Thermafit AMC 25 Installation, Operation And Maintenance Manual

Trane Thermafit AMC 20 Thermafit AMC 25 Installation, Operation And Maintenance Manual (92 pages)

Modular Air-Cooled Chiller

Brand: Trane | Category: Chiller | Size: 12.71 MB

Table of Contents

Table of Contents
4
Model Number and Coding

7
Chiller Description

8
- Chiller Scope
  8
- Chiller Capacities
  8
- Component Description
  8
General Data

10
- Unit Dimensions and Weights
  11
Pre-Installation

13
- Unit Connections
  13
- Site Preparation and Clearances
  13
  - Chiller Clearances
    13
  - Minimum Clearances
    13
  - Service Access
    13
- Mounting Rails
  14
A2L Work Procedures

15
- Servicing
  15
  - Ignition Source Mitigation
    15
  - Ventilation
    15
  - Refrigerating Equipment
    15
  - Electrical Devices
    15
- Leak Detection
  16
- Refrigerant Removal and Evacuation
  16
- Refrigerant Charging
  16
- Decommissioning
  17
Installation Mechanical

18
- Inspect and Report Damage
  18
  - Inspection of Delivered Equipment
    18
  - Warranty Issues
    18
- Long Term Storage Requirements
  18
  - Factory Preparation
    18
  - Customer Responsibilities
    19
- Handling of the Modules
  19
- Rigging, Lifting, and Moving the Chiller
  19
Installation Piping

21
- Install Piping and External
  21
- Components
  21
- Initial Flushing of Piping
  21
  - Fill with Water/Glycol Solution
    21
  - Connecting Module Couplings
    22
Installation Electrical

23
- Connecting Module Power and Control
  23
- Wires
  23
  - Chiller Module Main Power
    23
  - Phase Monitor Installation
    24
  - Optional Disconnect Switch
    24
  - Module Control Wiring
    24
Operating Principles

25
- Refrigeration Circuits
  25
- Refrigeration Cycle
  25
- Refrigerant R-454B
  25
- Compressor and Oil System
  25
- Condenser and Fans
  25
- Evaporator
  25
- Free-Cooling Operating Modes
  25
  - Mechanical Cooling Mode
    25
  - Combined Mechanical and Free
    25
  - Free-Cooling Only Mode
    26
Operating Procedures

27
- Operator Interface
  27
  - Chiller Power Panels
    27
  - Panel-Mounted Disconnect
    27
  - Switch
    27
  - Power Distribution Panels
    27
  - Panel
    28
  - Electronic Control
    28
  - Controllers
    28
  - Operating the Microprocessor
    29
  - Microprocessor Functions
    29
  - Password Protection
    29
  - Operator Control
    29
  - Touchscreen Interface Panel
    29
- Touchscreen Interface Tutorial
  29
- Interface Menu Structure
  29
- Home Screen Features
  30
- Modules Layout Screen
  33
  - Conditions
    33
  - Active Alarms Screen
    34
  - Alarm History
    35
  - Module Access
    37
  - Overview Module Screens
    37
  - Overview Module
    38
  - Overview Circuits
    39
- Module I/O Screens
  40
  - Digital Leds
    41
  - Analog Inputs
    41
  - Analog Outputs
    42
  - Digital Inputs
    42
  - Digital Outputs
    42
  - Expansion IO Screen 1
    42
  - Expansion IO Screen 2
    43
  - Trend Screen
    43
  - Setup Screen
    44
- Operator Tasks
  45
  - Normal Power up
    45
- Emergency Power Shutdown
  45
- Water Quality Guidelines
  46
- Monitor Water Quality
  46
  - Maintain Glycol Level
    46
  - Prevent Freezing
    47
Controls Interface

49
- Microprocessor Control System
  49
  - Primary Microprocessor Controller
    49
  - Controller
    49
  - Touchscreen Interface Panel
    49
  - Operator Control and Monitoring
    49
- Chiller Control
  49
  - Power Distribution
    49
  - Electrical Controls
    50
  - Refrigeration Controls
    50
Sequence of Operations

52
- Constant Flow Sequence
  52
- Variable Flow Sequence
  52
Start-Up

54
- Preparation for Initial Start-Up
  54
  - Initial Start-Up Checklist
    54
  - Start-Up
    56
Maintenance Procedures

57
- Maintenance Strategy
  57
- Power Disconnect Switch
  57
  - Federal Clean Air Act
    58
- Inspection and Maintenance Schedule
  58
  - Daily
    58
  - Weekly
    59
  - Monthly
    59
  - Quarterly
    60
  - Annually
    60
  - Tasks
    61
- Maintenance Tasks
  61
  - Inspection Methods
    61
  - Critical Cleaning Tasks
    61
  - Pump Tasks
    63
  - Controller Tasks
    65
Chiller Troubleshooting

66
Optional Variable Frequency Drive

75
- Local Control Panel (LCP
  75
- Warnings and Alarms
  76
  - Warnings
    76
  - Alarms/Trips
    76
  - Warning and Alarm Displays
    77
  - Warning and Alarm Definitions
    77
Optional Tank and Pump Module

84
- Tank and Pump Components
  84
  - Fill the Storage Tank
    85
- Variable Flow Tank and Pump Module Sequence of Operations
  85

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