Islandaire EZ07 - User Manual

EZ Series GS
Direct Vent Gas-Fired PTAC
Perfect t for replacing existing gas heat PTAC units and for new
construction projects
Engineering Manual
MANUFACTURER OF QUALITY AIR CONDITIONING AND HEATING PRODUCTS
6140212 Rev. 071221
WARNING
If the information in these instructions is not followed
exactly, a re or explosion may result causing property
damage, personal injury, or loss of life.
Do not store or use gasoline or other ammable vapors and
liquids in the vicinity of this or any other appliance.
WHAT TO DO IF YOU SMELL GAS:
•Do not try to light any appliance.
•Do not touch any electrical switch; do not use any phone
in your building.
•Immediately call your gas supplier from a neighbor’s
phone. Follow the gas supplier’s instructions.
•If you cannot reach your gas supplier, call the re
department.
Installation and service must be performed by a qualied
installer, service agency, or the gas supplier.
INSTALLER:
Leave this
manual with the
appliance.
CONSUMER:
Retain this
manual for future
reference.
Attention: This heater may be installed in the U.S. and Canada.

Summary

EZ Series GS PTAC Overview & Safety

WARNING: Gas Safety Precautions

Crucial safety instructions regarding gas leaks, fire, and explosion hazards.

PRODUCT OVERVIEW & FEATURES

STANDARD CHASSIS FEATURES

Details on slide-out chassis, heat exchanger, fan deck, and controls.

STANDARD CHASSIS FEATURES (CONT.)

CONTROL PANEL OPTIONS

Overview of digital, mechanical, and optional fresh air damper controls.

DIMENSIONAL DRAWINGS & CLEARANCES

DIMENSIONAL DRAWINGS

Visual guides for unit dimensions and installation space.

MINIMUM OPERATIONAL CLEARANCES

Required clearances for installation.

INSTALLATION INSTRUCTIONS

UNIT SPECIFICATIONS & SAFETY

Key specs, electrical needs, and critical safety precautions.

SIDEWALL VENTING REQUIREMENTS

Specific venting rules and Canadian exceptions.

WALL SLEEVE INSTALLATION

FRAMING & OPENING PREPARATION

Guidelines for creating the wall opening.

INSTALLATION METHODS (BLOCK;PANEL)

Specific steps for installing in different wall types.

SUBBASE ASSEMBLY & INSTALLATION

ELECTRICAL SUBBASE ASSEMBLY & SELECTION

Details on subbase types and electrical connections.

SUBBASE INSTALLATION & NOMENCLATURE

Key installation steps and model code explanation.

CHASSIS INSTALLATION

GENERAL CHASSIS INSTALLATION

Procedures for sliding the chassis into the wall sleeve.

GAS CONNECTIONS

GAS PIPE SIZING & PRESSURE

ELECTRICAL INSTALLATION

POWER CONNECTION OPTIONS

MAINTENANCE & ROUTINE CARE

AIR FILTER MAINTENANCE

ROUTINE MAINTENANCE CHECKLIST

OPERATING & SHUT DOWN PROCEDURES

LIGHTING, OPERATING & SAFETY

Instructions for starting, operating, and shutting down the unit safely.

WIRING DIAGRAMS

SYSTEM CONTROLS & MANAGEMENT

USER INTERFACES OVERVIEW

DIGITAL CONTROL PANEL FUNCTIONS

MECHANICAL CONTROL PANEL OPERATION

WALL THERMOSTAT INTERFACE

TEMPERATURE LIMITING SETTINGS

ERROR CODES & DIAGNOSTICS

PERFORMANCE SPECIFICATIONS

GENERAL UNIT SPECIFICATIONS

EQUIPMENT DETAILS

OPERATING CHARACTERISTICS & ELECTRICAL

GAS FURNACE OPERATION

Detailed sequence of gas heating operation.

GENERAL REQUIREMENTS & APPROVALS

TYPICAL WARRANTY INFORMATION

Islandaire EZ07 Specifications