Trane Horizon OAKD360A User Manual

SAFETY WARNING
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.
AVERTISSEMENT DE SÉCURITÉ
L’installation et l’entretien de cet équipement doivent être assurés exclusivement par du personnel qualifié.
L’installation, la mise en service et l’entretien d’équipements de chauffage, de ventilation et de climatisation
(CVC) présentent un danger et requièrent des connaissances et une formation spécifiques. Une installation,
un réglage ou une modification inappropriés d’un équipement par une personne non qualifiée peut provoquer
des blessures graves, voire la mort. Lors de toute intervention sur l’équipement, respectez les consignes de
sécurité figurant dans la documentation, ainsi que sur les pictogrammes, autocollants et étiquettes apposés
sur l’équipement.
Installation, Operation,
and Maintenance
Important: Proper execution of the tasks outlined in this Installation, Operation, and Maintenance manual
require and assume the technician has been certified as a start up technician for the Horizon Outdoor
Air unit. This includes working knowledge of the Tracer TU program.
Horizon™ Outdoor Air Unit
Indirect Fired Gas/Electric Heat/Air Source Heat Pump
Models: OAKD, OAKE/F, OAND, OANE/F
November 2019
OAU-SVX01H-EN

Trane Horizon OAKD360A Specifications

General

Brand	Trane
Model	Horizon OAKD360A
Category	Heat Pump
Language	English

Summary

Installation, Operation, and Maintenance

Horizon™ Outdoor Air Unit

Details about the Horizon Outdoor Air Unit, including its model designations.

General Safety Warning

Introduction

Field Wiring and Grounding Requirements

Requirement for qualified personnel and adherence to codes for field wiring and grounding.

Unit Clearances, Curb Dimensions, and Dimensional Data

Combustible Materials Safety Warning

Warning about fire risk due to improper clearance between heat exchanger and combustibles.

OAK Unit Clearances and Figures

OAK Unit Dimensional Data

OAN Unit Clearances and Figures

OAN Unit Dimensional Data

Unit Weight and Rigging

Lifting Safety Warnings

Warning about hazards of lifting heavy objects and improper unit lifting.

Unit Weight Specifications

Corner Weight Percentages

Rigging Procedures

Detailed instructions and diagrams for rigging the unit safely and correctly.

Installation

General Unit Installation Requirements

Electrical Power and Wiring Requirements

Requirements for verifying power supply, components, and wiring connections.

Condensate Drain Configuration

Field Installed Power Wiring and Grounding

Warning and requirements for qualified personnel for field wiring and grounding.

Main Unit Power Safety

Warning about hazardous voltage and procedure for disconnecting power.

Standard Wiring and Voltage Imbalance

Guidelines for standard wiring, motor checks, and voltage imbalance.

Electrical Phasing and Crankcase Heaters

Checks for three-phase motor phasing and crankcase heater function.

Controls Wiring and Power Transformers

Factory-Provided Sensors Information

Pre-Start Check List

Pre Startup Checklist Items

Checklist of tasks to be completed before unit startup.

System Configuration and Pre-Start

Navigating Unit Displays and Setpoints

Procedures for navigating unit displays and configuring setpoints.

System Menu Descriptions Table

Table describing system menus, points, and their default/active values.

Startup

Indirect Fired Gas Heating Startup Procedure

Detailed steps for starting up the indirect fired gas heating system.

Startup Safety Warnings

Safety warnings regarding hazardous procedures and potential explosions.

Startup Procedure Steps

Step-by-step guide for checking gas pressure and fan operation.

Burner Adjustment and Ignition Issues

Burner Flame and Sensor Checks

Furnace Safety Controls

Description of safety controls like air pressure, rollout, and high limit switches.

Maintenance

Monthly Maintenance Checklist

Checklist for monthly maintenance, including safety warnings.

Hazardous Voltage Warning

Warning about hazardous voltage and safety procedures during maintenance.

Filter Inspection and Replacement

Seasonal Maintenance Tasks

Condenser Coil Cleaning Procedures

Instructions for cleaning condenser coils, with warnings about chemicals and damage.

Sample Maintenance Log

Performance Data

OAKD General Data (12-20 Tons)

OAKD General Data (22-30 Tons)

OAKE General Data (12-20 Tons)

OAKE General Data (22-30 Tons)

OAND General Data (30-40 Tons)

OAND General Data (45-54 Tons)

OANE General Data (30-40 Tons)

OANE General Data (45-54 Tons)

Superheat and Refrigeration Circuit Data

Non-Heat Pump Unit Refrigeration Diagrams

ASHP Unit Refrigeration Diagrams

Alarms and Troubleshooting

Microprocessor Control Diagnostics

Hazardous Service Procedures Warning

General safety precautions for technicians during troubleshooting.

System Alarms and Indicators

Explanation of system alarms, diagnostics, and indicator lights.

Sensor Failure Alarm Display

TOAU UC600 Alarms and Troubleshooting Tables

Tables listing alarms and troubleshooting steps for TOAU UC600 system.

RTRM Failure Modes and VFD Troubleshooting

Information on RTRM failures and troubleshooting Variable Speed VFDs.

Appendix

OAU Filter Guide

Filter Specifications Tables

Factory-Provided Sensor Installation Instructions

Room Humidity Sensor Installation Instructions

Duct Pressure Sensor Installation Instructions

Duct Static Pressure Sensor Installation Instructions

Dedicated Outdoor Air Unit Startup Form

Startup form for verifying pre-installation checks and system configurations.