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Trane 4DCZ6036 User Manual

Trane 4DCZ6036
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Installer's Guide
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property. Please return this Installer's Guide to service information pack and give to the homeowner
upon completion of work.
Single Packaged Dual Fuel 16 SEER
Convertible, 3 - 5 Ton, 60 - 115 KBTU
R-410A
4DCZ6036 through 4DCZ6060
WARNING:
HAZARDOUS VOLTAGE - DISCONNECT POWER and DISCHARGE
CAPACITORS BEFORE SERVICING
18-BG04D1-12A-EN
HAZARDOUS GASSES!
Exposure to fuel substances, or by-products of incomplete
fuel combustion, is believed by the state of California to cause
cancer, birth defects, or other reproductive harm.
This warning complies with State of California law, Proposi-
tion 65.
This product must be gas piped by a Licensed Plumber or
Gas Fitter in the Commonwealth of Massachusetts.
WARNING
!
HAZARDOUS VOLTAGE, MOVING PARTS, AND GAS!
Bodily injury can result from high voltage electrical compo-
nents, fast moving fans, and combustible gas. For protection
from these inherent hazards during installation and service,
the electrical supply must be disconnected and the main
gas valve must be turned off. If operating checks must be
performed with the unit operating, it is the technician's re-
sponsibility to recognize these hazards and proceed safely.
WARNING
!
SAFETY HAZARD!
Do not operate the unit without the evaporator fan or coil
access panels in place. Reinstall the access panels after
performing maintenance proceedures on the fan. Operating
the unit without the access panels properly installed may
result in severe personal injury or death.
WARNING
!
SAFETY HAZARD!
This information is for use by individuals having adequate
backgrounds of electrical and mechanical experience. Any
attempt to repair a central air conditioning product may result
in personal injury and/or property damage. The manufacturer
or seller cannot be responsible for the interpretation of this
information, nor can it assume any liability in connection
with its use.
WARNING
!
WARNING!
This product can expose you to chemicals including lead,
which are known to the State of California to cause cancer
and birth defects or other reproductive harm. For more in-
formation go to www.P65Warnings.ca.gov
WARNING
!

Table of Contents

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Trane 4DCZ6036 Specifications

General IconGeneral
SEER16
HSPF9.5
Refrigerant TypeR-410A
Voltage208/230V
Phase1
Compressor TypeScroll
Sound Level (Outdoor Unit)76 dB
Cooling Capacity36000 BTU/h

Summary

Safety Considerations

Introduction

Step 1-Inspect Shipment

Check unit for damage, verify nameplate, and confirm refrigerant charge retention after unloading.

Step 2-Determine Unit Clearances

Step 3-Review Location and Recommendation Information

Horizontal Airflow Unit Location and Clearances

Guidelines for unit placement, serviceability, and clearances for horizontal airflow units.

Down Airflow Unit Location and Clearances

Guidelines for unit placement, serviceability, and clearances for down airflow units.

Step 4-Unit Installation

Install Flue Hood

Attaching the flue hood to the unit using provided mounting screws.

Ground Level Installation Procedures

Steps for mounting the unit at ground level, including pad placement and clearance checks.

Convert Airflow from Horizontal to Downflow

Procedure to modify the unit's airflow configuration from horizontal to downflow.

Install Roof Mounting Curb

Guidance on verifying and installing the appropriate roof mounting curb for the unit.

Lifting and Rigging Procedures

Guidelines for safely lifting and rigging the unit, emphasizing test lifts and proper equipment.

Placing Unit on Mounting Curb

Instructions for positioning the unit onto the roof curb, ensuring proper contact and alignment.

Rooftop Installation with Frame Mounting

Procedure for installing the unit on a rooftop using a field-fabricated frame.

Rooftop Installation on Flat Roof (No Curb/Frame)

Procedure for installing the unit on a flat roof using sleeper rails, without a curb or frame.

Ductwork Installation Procedures

Attach Downflow Ductwork to Roof Curb

Connecting ductwork to roof curbs using provided flanges for easy installation.

Attach Downflow Ductwork to Roof Frame

Guidelines for constructing downflow ductwork, including canvas connectors and elbow placement.

Attach Horizontal Ductwork to Unit

Connecting horizontal ductwork, emphasizing insulation and flexible connections.

Condensate Drain Piping Installation

Details on connecting the condensate drain, including trap requirements and pitching.

Gas Piping Installation

Natural Gas Pipe Delivery Schedule

Procedure for calculating and selecting the correct pipe size for natural gas supply.

Gas Pressure Set-up Precautions

Critical precautions for line pressure testing and isolating the furnace during tests.

Gas Supply Line Pressure Management

Guidelines for managing gas supply line pressure, including regulator installation and checks.

Manifold Pressure Check

Checking the manifold pressure at the unit gas valve against nameplate recommendations.

Gas Input Check and Adjustment

Procedure for checking and adjusting the gas input rate, including meter clocking and manifold pressure.

High Altitude Installation Considerations

Air Filter Installation and Selection

Electrical Wiring and Connections

Thermostat Operation and Configuration

Control Wiring (Class II) Guidelines

4DCZ6 Field Wiring Diagram

Step 5-Unit Startup Procedures

Pre-Start Quick Checklist

A comprehensive checklist to ensure all installation steps are completed before unit startup.

Starting Unit in Cooling Mode

Procedure for initiating the unit's cooling operation via thermostat control.

Operating Pressures and Voltage Check

Monitoring and verifying operating pressures and line voltage during cooling operation.

Starting Unit in Heat Pump Heating Mode

Steps to start the unit in heat pump heating mode using thermostat settings.

Gas Furnace Heating Cycle Startup

Procedure for initiating the gas furnace heating cycle, including gas valve and burner checks.

Starting Unit in the Gas Heating Mode

Procedure for starting the unit in gas heating mode, including purging and thermostat settings.

Manifold Pressure Adjustment for Gas Heating

Checking and adjusting manifold pressure for optimal gas heating performance.

Heating Shut-Down Procedure

Steps to properly shut down the unit's heating operation.

Final Installation Checklist

Sequence of Operation Overview

CONT802/CONT803 Operational Differences

Details on operational differences between CONT402 and CONT802/CONT803 thermostats.

Demand Defrost Operation Explanation

Explanation of how the demand defrost control operates to clear frost from the outdoor coil.

Unit Maintenance and Service

Owner Maintenance Tasks

Periodic maintenance tasks that the unit owner can perform, such as filter checks and cleaning.

Service Maintenance Checks

Recommended service checks for cooling and heating seasons by qualified technicians.

Flue Cleaning Procedure

Instructions for cleaning the unit's flue system before the heating season.

ECM Fan Motor Speed Adjustments

IGN Board Status LED Diagnostics

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