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Trane Foundation GBC180 User Manual

Trane Foundation GBC180
52 pages
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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.
November 2020
RRTT--SSVVXX5511HH--EENN
Installation, Operation, and Maintenance
Packaged Rooftop Air
Conditioners Foundation
Cooling and Gas/Electric
15 to 25 Tons, 60 Hz
Model Numbers: GBC180-300

Table of Contents

Questions and Answers:

Trane Foundation GBC180 Specifications

General IconGeneral
BrandTrane
ModelFoundation GBC180
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction

Safety and Precautions

Covers advisories, PPE, wiring, grounding, and EHS policies for safe operation.

Environmental and Refrigerant Guidelines

Details environmental impact of chemicals and responsible refrigerant handling practices.

Manual Overview

Explains the manual's scope and the importance of regular maintenance for unit performance.

Model Number Description

Decoding Model Number Digits

Explains how each digit defines unit type, capacity, controls, and options.

General Information

Unit Inspection and Storage

Covers procedures for inspecting units upon receipt and proper storage methods.

Unit Components and Controls

Details economizer actuators, system inputs, safety devices, and sensors.

Thermostat and Sensor Integration

Explains thermostat compatibility, CO2, and occupancy sensor integration with JADE controller.

Dimensional Data

Installation Clearances and Layouts

Provides clearance requirements and typical installation layouts for single and multiple units.

Unit Dimensions and Views

Displays various unit views with critical dimensions for different configurations.

Ductwork and Curb Connections

Details dimensions for roof curb mounting and downflow duct connection interfaces.

Weights

Unit and Corner Weights

Presents unit weights and corner weight data for different models.

Rigging Safety and Procedures

Warns about heavy object handling and outlines safe rigging procedures for lifting units.

Installation

Unit Foundation and Support

Covers requirements for roof collapse prevention, unit foundation, and level installation.

Ductwork and Connections

Details ductwork attachment, flexible connectors, and waterproofing requirements.

Field Wiring and Grounding

Outlines essential safety and compliance steps for field electrical wiring.

Installation Checklist and Power

Covers installation checklist, economizer setup, and main electrical power requirements.

Vent Hood and Drain Configuration

Details vent hood installation, TCO1 replacement, and condensate drain setup.

Filter and Wiring Details

Guides on filter installation, power wiring entrance, conductor sizing, and control wiring.

Gas Heat Requirements

Gas Piping and Safety

Outlines gas piping requirements, leak testing, and drip leg installation for safe operation.

Gas Heater Operating Data

Provides operating data for gas heaters, including input rates and pressure specifications.

Voltage Imbalance and Phasing

Voltage Imbalance Measurement

Explains how to measure and calculate voltage imbalance and its impact on motors.

Electrical Phasing and Safety

Describes how to check electrical phasing for motors and associated safety warnings.

Compressor Crankcase Heaters

Heater Operation and Start-Up

Explains crankcase heater function for compressor oil and proper start-up procedures.

Factory-Mounted Unit Options

Unit Disconnect (FIYUDC)

Details safety precautions for units with factory-mounted disconnect switches, including capacitor discharge.

Start Up

Electromechanical Controls Sequence

Details the sequence of operation for electromechanical control systems.

Economizer Set-Up and Operation

Guides on setting up standard economizers and their cooling operation.

Cooling and Fan Operation Modes

Explains various cooling modes, fan speed control, and economizer minimum position.

Safety Controls and Diagnostics

Covers phase monitors, pressure cutouts, frost protection, and FDD certifications.

JADE Controls Sequence and Economizer Start-Up

Details JADE controller sequences and standard economizer start-up procedures.

Maintenance

Fan Belt Adjustment

Provides instructions for adjusting belt tension using a tension gauge and specific ranges.

Monthly Maintenance Checks

Lists checks for filters, condensate overflow switch, and coils during monthly maintenance.

Seasonal Maintenance

Outlines checks for heating season, coil cleaning, and hazardous chemical handling.

Troubleshooting

Standard Troubleshooting and Failures

Guides on checking ignition module status, system failures, and lockout resets.

Economizer and Sensor Faults

Covers troubleshooting for low leak economizers, FDD faults, and alarm clearing.

Wiring Diagrams

Diagram Identification and Access

Explains how to access wiring diagrams via e-Library and lists available diagrams.

Warranty

Commercial Unitary Equipment Warranty

Details warranty coverage for equipment rated 25 tons and under.

Exclusions and Limitations

Lists conditions and limitations that void the warranty, including accident and abuse.

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