Trane LIFT 302-P Installation Operation & Maintenance
Trane LIFT 302-P Installation Operation & Maintenance

Trane LIFT 302-P Installation Operation & Maintenance

Water-cooled heat pumps with scroll compressors for hot water production at very high temperatures heating capacity 37-550 kw

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Installation
Operation
Maintenance
LIFT™ 81-P-1204-P
Water-cooled heat pumps with Scroll compressors
For hot water production at very high temperatures
Heating capacity 37-550 KW
JUNE 2023
CG-SVX056B-GB

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Table of Contents
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Summarization of Contents

1. GENERAL
1.1 Preliminary precautions
Essential safety measures before operating the unit, covering user supervision and qualified personnel.
1.2 Document information
Explains the manual's chapter structure and definitions used within the document.
1.3 Range
Lists available LIFT models and refrigerant types, indicating product variations.
1.4 Accessories
Details factory-fitted accessories for the unit, such as circuit breakers and valves.
1.5 Compliance
States the device's compliance with European directives and standards.
1.6 Machine identification
Describes how to identify the unit using packaging, frame, and electrical board plates.
1.7 Intended use
Defines the unit's specific application for hot water production and heating, prohibiting outdoor installation.
1.8 General precautions
Outlines general safety precautions for installation, maintenance, and operation, emphasizing qualified personnel.
1.9 Basic safety rules
Lists essential safety rules for operating electrical and water-based equipment, including prohibitions.
1.10 Residual risk
Identifies residual risks like electrocution, cuts, and leaks, with measures to mitigate them.
1.11 User guidelines
Provides guidance for users on keeping the manual, noting unit data, and actions in case of malfunction.
1.12 Machine description
Details the unit's frame, compressors, condenser, evaporator, electrical board, microprocessor, and circuits.
2. SHIPMENT
2.1 Inspection on receipt
Instructions for inspecting the unit upon delivery for damage and verifying contents against shipping documents.
2.2 Position of the equipment
Guidance on selecting the correct position for the equipment, considering documentation.
2.3 Equipment
Lists the documentation included with the equipment, such as manuals and diagrams.
2.4 Storage
Specifies the recommended temperature range for storing the units to prevent damage.
2.5 Handling
Details the equipment's design for lifting and prohibits using pipes as lifting points.
2.5.1 Lifting with forks
Provides instructions and recommendations for safely lifting the unit using forks.
2.5.2 Lifting with a crane
Details safe procedures for lifting the unit using a crane, including bar specifications and inclination limits.
2.6 Unpacking
Outlines the process for unpacking the machine, including removing supports and protective film.
2.7 Access to internal parts
Explains how to access the unit's internal components, specifically the electrical board and front panel.
2.8 Resting on the ground
Specifies requirements for positioning the unit on a stable, horizontal surface to ensure proper contact.
3. INSTALLATION
3.1 Installation location requirements
Details requirements for the installation location, referencing standards and avoiding flammable materials or fire risks.
3.2 Work fields
Provides indicative work fields and advises checking actual capacity using tables or software.
3.3 Unit location
Discusses unit location considerations, including noise generation and proper resting on the ground.
3.4 Verifying clearances (clearance area)
Details how to verify required clearances around the unit for maintenance access and safety distances.
4. WATER CONNECTIONS
4.1 Connection diagram
Presents diagrams for user and source side water connections, listing all components involved.
4.1.1 Water filter
Advises on the correct installation and maintenance of water filters on the machine inlet side.
4.2 Position of connections
Indicates that connection positions are labelled on the unit for clarity.
4.3 Hydraulic data
Covers water volume calculations, water quality parameters, and protection against freezing.
4.4 Connection to the system
Explains connecting the unit to the system, including general advice and specifics for models without a hydronic kit.
4.5 PV3E evaporation control
Describes the PV3E 3-Way valve for evaporation control, detailing its function and connection.
4.6 PV3C cold start
Explains the PV3C accessory for cold start applications, its purpose, and connection.
4.7 Pressure gauges connection
Details the installation process for connecting high and low pressure gauges, including component identification.
5. ELECTRICAL CONNECTIONS
5.1 Machine connection
Provides instructions for connecting the unit's power supply, including pre-cut holes and cable entry.
5.2 Connections of the accessories
Details connecting accessories like circulating pumps and external consents, advising on cable types and connections.
6. COMMISSIONING
6.1 Preliminary inspections
Covers essential electrical, hydraulic, and cooling checks to perform before starting the unit.
6.2 First start-up or restart after long inactivity
Details the start-up process, operational checks, and pump release procedures.
6.3 Shut-down
Provides procedures for temporary and long-term shutdown of the unit, emphasizing safety during inactivity.
6.4 Flow rate calibration
Explains how to calibrate the flow rate, including verification and correction methods.
7. CONTROL PANEL
7.1 User interface
Introduces the control panel interface, explaining its display elements like set water temperature, set-point, and function keys.
7.2 Switch on and off
Details the procedure for switching the unit on and off, either via the main menu or directly from the main screen.
7.3 Settings
Covers settings for language, date, time, temperature set-points, second set-points, and remote set-point configuration.
7.4 Unit Status
Details how to check unit status, including input/output, expansion valve status, compressor status, and hour counters.
7.5 Alarms
Explains how to identify alarm presence, access alarm status, and reset active alarms.
7.6 Login
Explains how to log in using a password to access advanced menus and software information.
7.7 Software
Provides access to software information and device details, including product code and serial number.
8. MAINTENANCE
8.1 Maintenance
Emphasizes the importance of regular maintenance for unit efficiency and lists operations performed by technicians.
8.2 Weekly checks
Outlines routine and extraordinary maintenance tasks to be performed weekly for optimal operation.
8.3 Monthly checks
Lists monthly inspection points for terminals, fuses, refrigerant charge, and compressor conditions.
8.4 Annual checks
Details annual checks, including fan conditions, paint, heat exchangers, and safety device verification.
8.5 Water circuit
Covers water circuit loading, draining, and exchanger cleaning procedures, including antifreeze handling.
8.6 Refrigerant circuit
Outlines procedures for cooling circuit repair and refrigerant top-up, emphasizing qualified personnel.
8.7 Decommissioning and disposing
Provides guidance on decommissioning and disposing of the unit according to WEEE regulations.

Table of Contents