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Trane SINTESIS ADVANTAGE CXAF Series User Manual

Trane SINTESIS ADVANTAGE CXAF Series
88 pages
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CG-SVX039C-GB
June 2021
Confidential and proprietary Trane information
Original instructions
CGAF Air-Cooled Scroll Chillers
CXAF Air to Water Scroll Heat Pumps
260 - 710 kW
Installation
Operation
Maintenance
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Trane SINTESIS ADVANTAGE CXAF Series Specifications

General IconGeneral
Compressor TypeScrew
RefrigerantR-134a
Voltage Options380-480V, 3-phase, 50/60 Hz
Water Flow RateVaries with model; consult product data
Dimensions (LxWxH)Varies with model
WeightVaries with model

Summary

General Information

Warnings and Cautions

Explains the meaning of WARNING and CAUTION symbols and text.

Safety Recommendations

Provides safety guidelines for maintenance and service visits.

Unit Model Number Description

Free-Cooling and Fan Type Options

Defines free-cooling options and fan type codes.

Pre-Installation

Inspection Checklist

Checklist to verify unit installation and equipment readiness before startup.

Mandatory Start-up Checklist

Checklist for Trane technicians prior to unit startup.

Installation Responsibilities

Lists responsibilities for Trane-supplied and field-supplied components.

Installation Requirements

Contractor Installation Duties

Lists general responsibilities for installing a CGAF/CXAF unit.

Lifting and Moving Instructions

Provides instructions and warnings for safely lifting and moving the unit.

Evaporator Waterside

Freeze Protection Options

Details on water pump heaters, heat tape, and glycol for freeze protection.

Low Refrigerant & Antifreeze Setpoints

Adjusting setpoints for low temp and antifreeze protection.

General Electrical Recommendations

Voltage and Phase Sequence Checks

Procedures for checking supply voltage, imbalance, and phase sequence.

Installer-Supplied Components

Power Supply and Control Wiring

Requirements for power supply wiring, control power, and heater supply.

Operating Map

Optional Free-Cooling

Integrated Free-Cooling Operation Modes

Explanation of the three operating modes for integrated free-cooling.

Free-Cooling Enabling Conditions

Conditions required for the free-cooling function to be active.

Pre-Start Checkout

Installation and General Checklists

Checklists for verifying installation and general pre-start procedures.

Voltage and Phasing Verification

Procedures for checking supply voltage, imbalance, and phase sequence.

Unit Start Up Procedures

Daily Unit Start Up Sequence

Step-by-step procedure for daily unit startup.

Seasonal and Extended Shutdown Procedures

Procedures for seasonal startup and restarting after extended shutdown.

Refrigerant and Oil-charge Management

Refrigerant Charge Symptoms

Symptoms indicating refrigerant under- or over-charged conditions.

Oil Charge Symptoms

Symptoms indicating oil over- or under-charged conditions.

Compressor Service Information

Electrical Connections and Oil Level

Importance of correct wiring for rotation and procedure for checking oil level.

Condenser Coils MCHE Maintenance

Integrated Pump Maintenance

Log Check Sheet

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