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EngA Engineered Air XES320 - User Manual

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A
IOM-58 June 14 R5
INSTALLATION, OPERATION
AND MAINTENANCE MANUAL
FOR
XES-SC SERIES
INDOOR INDIRECT GAS FIRED
SEPARATED COMBUSTION HEATING UNIT
UNIT MODEL NO. _________________
UNIT SERIAL NO. _________________
SERVICED BY: ___________________
TEL. NO: ________________________
CANADIAN
HEAD OFFICE
AND FACTORY
USA
HEAD OFFICE
AND FACTORY
1401 HASTINGS CRES. SE
CALGARY, ALBERTA
T2G 4C8
Ph: (403) 287-4774
Fx: 888-364-2727
32050 W. 83
rd
STREET
DESOTO, KANSAS
66018
Ph: (913) 583-3181
Fx: (913) 583-1406
SALES OFFICES ACROSS CANADA AND USA
Retain instructions with unit and maintain in a legible condition.
Please give model number and serial number when contacting
factory for information and/or parts.
www.engineeredair.com

Table of Contents

Questions and Answers

  • K
    Kelly MayoAug 9, 2025
    How to fix EngA Heat Pump not enough heat?
    • L
      Lynn WagnerAug 9, 2025
      If your EngA Heat Pump isn't producing enough heat, it could be due to a few reasons. The mixing damper operator might not be working correctly; in this case, adjust the mixed air to a warmer setting, check the dampers, and adjust them if needed, or replace the damper operator. Another cause could be low gas pressure, which requires adjusting or replacing the regulator. Lastly, the furnace might be short cycling on limit switches, which can be resolved by tightening or replacing the blower belt, checking the I.D. fan and switch, and cleaning or replacing the filters.
  • R
    Russell RamirezAug 18, 2025
    What to do if I see flame roll out in my EngA Heat Pump?
    • K
      kathrynfernandezAug 18, 2025
      If you're experiencing flame roll out or notice a flame in the manifold compartment of your EngA Heat Pump, several factors could be responsible. A blocked flue or chimney could be the cause, so ensure the vent or chimney is free of obstructions. Insufficient combustion air might also be the problem, so try to increase the combustion air supply. Other potential issues include a leaking gas solenoid valve, which would necessitate replacing the gas valve; high gas pressure, requiring a reset or replacement of the regulator; or a blocked or damaged intake screen, which should be repaired or cleaned.
  • M
    michaelhernandezAug 28, 2025
    Why EngA Heat Pump has no heat?
    • Y
      yalexanderAug 28, 2025
      If your EngA Heat Pump isn't producing any heat, there are a few things you can check. First, a blown control module fuse could be the culprit. Check for the cause of the blown fuse and then replace the fuse or the S825 Module. Another possibility is that the ventor motor air proving switch isn't working, in which case you should repair or replace the air proving switch. Finally, there might be no gas supply reaching the manifold, so check the main gas supply.

Summary

Safety Precautions

Fire and Explosion Hazards

Details critical safety warnings related to fire and explosion risks.

Electrical Shock Hazards

Highlights dangers of high voltage and moving parts during servicing.

Warranty Information

Limited Warranty Coverage

Explains the terms and duration of the manufacturer's limited warranty.

Conditions Voiding Warranty

Lists circumstances under which the product warranty becomes invalid.

Installation Requirements

General Installation Warnings

Covers essential safety warnings and cautions for installation.

Applicable Codes and Standards

Clearances and Mounting

Minimum Clearance Specifications

Details required clearances around the unit for safety and service.

Unit Mounting Instructions

Provides guidance on how to properly mount the heating unit.

Separated Combustion Systems

Separated Combustion Warnings

Venting Products of Combustion

Venting System Requirements

Details requirements for vent pipe material, joints, and insulation.

Concentric Vent Termination Diagram

Side Wall Venting (Engineered Air)

Concentric Vent Termination Details

Side Wall Venting (Approved By Others)

External Vent Termination Layout

Vertical Venting

Vertical Vent Cap and Pipe Requirements

Fuel and Electrical Installation

Natural Gas and Propane Installation

Procedures for installing gas supply lines and connections.

Electrical Installation Requirements

Guidance on grounding, wiring, and power connections.

Wiring Procedures and Precautions

Split Unit Wiring Instructions

Pre-Startup Procedures

Before Startup Checklist

Start-Up Checklist Items

Operation and Checks

Unit Operation Warnings

Critical warnings for operating the unit safely.

Air Balance Importance

Emphasizes the necessity of air balance for performance and safety.

Combustion and Final Unit Checks

Procedures for verifying combustion and final unit settings.

Unit Shutdown Procedures

Service Shut Down Steps

Maintenance and Servicing

General Maintenance Schedule

Electrical System Checks

Troubleshooting Guide

Not Enough Heat Troubleshooting

Common causes and solutions for insufficient heating.

No Heat Troubleshooting

Addresses common issues when the unit fails to produce heat.

Flame Roll Out Troubleshooting

Diagnosing and resolving flame roll out issues.

Start-Up Record

Start-Up Checklist Completion

EngA Engineered Air XES320 Specifications

General IconGeneral
BrandEngA
ModelEngineered Air XES320
CategoryHeat Pump
LanguageEnglish

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