Trane Odyssey TWE0904*A/B User Manual

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Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning
equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person
could result in death or serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.
March 2020
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Installation, Operation, and Maintenance
Split System Air Conditioners
Odyssey™ with Symbio™
Controls
Air Handler — 5 to 25 Tons
MMooddeell ((6600 HHzz))
TWE0604*A/B
TWE0724*B
TWE0904*A/B
TWE1204*A/B
TWE1504*B
TWE1804*B
TWE2404*B
TWE3004*B
MMooddeell ((5500 HHzz))
TWE0514DA
TWE0724DB
TWE0764DA/B
TWE1014DA/B
TWE1264DB
TWE1564DB
TWE2014DB
TWE2514DB

Trane Odyssey TWE0904*A/B Specifications

General

Brand	Trane
Model	Odyssey TWE0904*A/B
Category	Air Conditioner
Language	English

Summary

Introduction and Safety Warnings

Warnings, Cautions, and Notices

Defines types of advisories (Warning, Caution, Notice) for safety.

Proper Field Wiring and Grounding

Highlights hazards and requirements for field wiring and grounding.

Personal Protective Equipment (PPE)

Stresses the importance of PPE for potential hazards during installation/service.

Environmental and Refrigerant Safety

Follow EHS Policies

Mandates adherence to Environmental, Health, and Safety policies.

Refrigerant under High Pressure

Warns about explosion hazards due to high-pressure refrigerant.

Model Number Description

Pre-Installation Procedures

Unit Inspection

Lifting Recommendations

Provides safety warnings and instructions for lifting the unit.

Refrigerant Piping Preparation

Installation Steps

Refrigerant Piping Installation

Guides on refrigerant piping installation and expansion valve bulb attachment.

Electrical and Control Wiring

Electrical Wiring

Warns about hazardous voltage and capacitor discharge.

Unit Power Supply

Symbio™ Controls Wiring

Explains wiring requirements for Symbio controls and lists recommended wire sizes.

Field Wiring and Control Pairings

Field Wiring Instructions

Pairing A: Symbio Condenser/Heat Pump with Constant Volume Air Handler

Details wiring for Symbio units with constant volume air handlers.

Pairing C: Legacy Electromechanical Condenser with 2-Speed Air Handler

Startup and Configuration

Heating and Cooling Setpoint Arbitration

Explains setpoint configuration via Symbio 700 user interfaces.

SZVAV and Two Speed Air-Handling Units with Symbio™ Condenser Units

Two-Speed Air Handler Systems Configuration

System Configuration Procedures

SZVAV Air Handler Systems Configuration

Field Installed Electric Heat Kits Configuration

Electric Heat as Secondary Heat Configuration

Maintenance Procedures

Fan Belt Adjustment

Warranty Information

Central Air Conditioner Warranty