Table of Contents
Advertisement
Quick Links
Indoor Environment
•
and Air Quality
Design Flexibility
•
Performance
•
Energy Efficiency
•
Serviceability
•
- Vertical floor or wall mounted for concealed or exposed applications
- Horizontal ceiling for exposed or partially exposed applications
- Hot water coils, steam coils, or electric heat only options
- Optional colors, valve packages, controls, and unit configurations
- Nominal CFM range of 200 to 1,200 CFM
Cabinet Heater G*Y/D*Y Series
INSTALLATION, OPERATION, & MAINTENANCE MANUAL
GXY
Vertical & Horizontal
DBY
Advertisement
Table of Contents
Related Manuals for IEC DXY
Summarization of Contents
Section One: Installation
Preface
Introduction to the manual and unit capabilities.
Unpacking and Inspection
Procedures for receiving and checking the unit upon arrival.
Prepare Jobsite and Units
Steps to ready the installation location and the unit.
Handling and Installation
Guidelines for safely moving and positioning the unit.
Unit Clearance and Service Access
Recommended space for unit operation and maintenance.
Vertical Series Unit Installation
Installation specifics for vertical models.
Floor Mount
Instructions for securing vertical units to the floor.
Wall Mount
Instructions for securing vertical units to a wall.
Cabinet Front Panel Installation and Removal
How to install or remove the front panel on cabinet units.
Decorative Wall Panels Installation (GHY)
Process for installing decorative panels on GHY models.
Optional Trim Kit Installation
Steps for applying an optional trim kit to units.
Horizontal Series Unit Installation
Installation specifics for horizontal models.
Hydronic Heating Connections
Guidance on connecting hot water systems to the unit.
Auxiliary Drain Pan
Installation of the optional drain pan for coil drainage.
Valve Package Install (when applicable)
Procedures for installing valve packages.
Electrical Connections
Procedures for connecting electrical power and controls.
Ductwork Connections
Guidelines for connecting air ducts to the unit.
Final Preparations
Final checks before unit startup.
Section Two: Start-Up
General Start Up
Overview of initial unit startup procedures.
Hydronic Heating System
Steps for filling and preparing the hydronic system.
Air System Balancing
Process for balancing air distribution for optimal performance.
Water Treatment
Recommendations for water quality and treatment regimens.
Water System Balancing
Procedures for balancing the hydronic water system.
Section Three: Controls Operation
Board Components and Specifications
Overview of the control board and its parts.
Board Function and Diagnostics
Explanation of control board features and troubleshooting.
CN1-24V Customer Input (Thermostat)
Wiring and function of the thermostat connection.
CN2 – Changeover/Return Air Sensor
Details on the air sensor connection.
CN3 - Remote Shutdown Input
Information on connecting remote shutdown signals.
CN4-Condensate Overflow Switch
Function of the overflow switch for safety.
CN5-2nd Stage Cooling/Heating
Operation of the second stage cooling/heating control.
CN6 - 1st Stage Cooling/Heating
Operation of the first stage cooling/heating control.
CN7- Class II Transformer
Description of the unit's transformer.
CN8 - Incoming Power
Connection details for the main power supply.
CN9- PSC Motor
Information on the Permanent Split Capacitor motor connection.
CN10– EC Motor
Information on the Electronically Commutated Motor connection.
ECM Fan Speed Adjustment
How to adjust fan speed for ECM motors.
Ground Tab Connection
Purpose of the ground tab for diagnostics.
LED Functions and Outcomes (Sequence of Operations)
Explanation of control board LED indicators.
Section Four: Normal Operation and Maintenance
General
General maintenance and operational overview.
Motor/Blower Assembly
Maintenance and service for the motor and blower.
Bipolar Ionizer Brush Cleaning
Cleaning procedure for the ionizer brushes.
Coil
Maintenance and cleaning of the unit's coils.
Electric Heater Assembly
Maintenance for electric heating elements.
Electrical Wiring and Controls
Inspection and maintenance of electrical components.
Valves and Piping
Maintenance for hydronic valves and piping.
Filters, Throwaway
Recommended replacement schedule for disposable filters.
Filters, Permanent
Maintenance and cleaning for permanent filters.
Replacement Parts
Guidance on ordering and using factory replacement parts.
Need help?
Do you have a question about the DXY and is the answer not in the manual?
Questions and answers