York DNZ 036 User Manual

ISO 9001
Certified Quality
Management System
CONTENTS
INSTALLATION SAFETY INFORMATION. . . . . . . . .3
GENERAL. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
INSPECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
MAINTENANCE AND RENEWAL PARTS. . . . . . . . .3
APPROVALS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . .4
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . .15
START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . .19
See following pages for a complete Table of Contents.
NOTES, CAUTIONS AND WARNINGS
The installer should pay particular attention to the words:
NOTE, CAUTION, and WARNING. Notes
are intended to
clarify or make the installation easier. Cautions
are given to
prevent equipment damage. Warnings
are given to alert
installer that personal injury and/or equipment damage may
result if installation procedure is not handled properly.
INSTALLATION
MANUAL
CAUTION: READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
CHAMPION
®
R-410A
SINGLE PACKAGE GAS/ELECTRIC
AIR-COOLED AIR CONDITIONERS
2, 2-1/2, 3, 3-1/2, 4 and 5 NOMINAL TON
WITH R-410A REFRIGERANT
MODELS: DNZ 024, 030, 036, 042, 048, and 060
66433-YIM-B-1004

York DNZ 036 Specifications

General

Brand	York
Model	DNZ 036
Category	Air Conditioner
Language	English

Summary

Installation Safety Information

General

Inspection

Maintenance and Renewal Parts

Approvals

Nomenclature

Installation

Limitations

Lists national and local safety codes for unit installation.

Location

Guidelines for selecting a suitable outdoor installation location.

Clearances

Required clearances for proper operation and servicing.

Rigging or Handling

Procedures for safely moving and lifting the unit.

Duct Work

Guidelines for designing and sizing duct systems.

Roof Curb

Requirements for unit positioning on a roof curb.

Filters

Information on filters and their maintenance.

Condensate Drain

Recommendations for condensate trap installation.

Service Access

Locations of access panels for servicing.

Thermostat

Guidelines for thermostat location and installation.

Power and Control Wiring

Requirements for field wiring and grounding.

Compressors

Details on the scroll compressor and R-410A refrigerant.

Phasing

Information on three-phase scroll compressor rotation.

Gas Piping

Proper sizing and connection of gas piping.

Flue Vent Hood

Instructions for installing the flue vent hood.

Sequence of Operation

Heating

Step-by-step operation during heating mode.

Heating Safety Controls

Description of safety controls for heating operation.

Cooling

Step-by-step operation during cooling mode.

Cooling Safety Controls

Description of safety controls for cooling operation.

Circulating Fan

Operation of the circulating fan in different modes.

Start-Up

Pre-Start Check List

Essential checks before initiating unit operation.

Operating Instructions

Steps for safely starting and operating the unit.

To Turn Off Gas to Unit

Procedure for safely shutting off gas supply.

Post-Start Check List (Gas)

Checks to perform after the heating section starts.

Manifold Gas Pressure Adjustment

How to adjust gas pressure for proper operation.

Burner Instructions

Procedures for checking or changing burners.

Hot Surface Pilot Instructions

Instructions for adjusting or servicing the pilot.

Adjustment of Temperature Rise

How to measure and adjust temperature rise.

Direct Drive Blower

Information on the direct drive blower motors.

Checking Gas Input

Methods for verifying gas input to the unit.

Troubleshooting

R-410A Quick Reference Guide