Table of Contents
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Installation
Start-Up
Maintenance
Parts
Warranty
EFT-55 / 80 / 110 / 155 / 199 / 285 / 399*
Models with 5:1 Turndown Ratio
* "LP" Denotes Propane Gas Operation
"PU" Denotes Included Pump
This manual must only be used by a qualified installer / service technician. Read all instructions in this manual before installing. Perform
steps in the given order. Failure to do so could result in substantial property damage, severe personal injury, or death.
Improper installation, adjustment, alteration, service, or maintenance could void product warranty and cause property damage, severe
personal injury, or death.
California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer, birth defects, or other
reproductive harm.
The manufacturer reserves the right to make product changes or updates without notice and will not be held liable for
typographical errors in literature.
NOTE TO CONSUMER: PLEASE KEEP ALL INSTRUCTIONS FOR FUTURE REFERENCE.
272 Duchaine Blvd.
Commercial Models
New Bedford, MA 02745
Elite FT
Residential and
Heat Exchanger Bears the ASME "H" Stamp
www.htproducts.com
LP-387 Rev. 011 Rel. 005 Date 1.3.19
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Table of Contents
Related Manuals for HTP EFT-80PU
Summarization of Contents
Installation Procedures
Boiler Location and Site Requirements
Criteria for selecting the boiler's installation location and environment.
Wall Mounting Instructions
Step-by-step guide for securely mounting the boiler.
Venting System Installation
General rules and requirements for boiler venting systems.
Gas Connections
Procedures for connecting the gas supply to the boiler.
Piping System Installation
General guidelines for plumbing connections and system setup.
Wiring and Connections
Safety precautions and procedures for electrical wiring.
Start-Up and System Configuration
Safety and Operating Instructions
Critical steps for safe boiler operation and gas leak response.
General Safety Information
Precautions related to combustion, gas, water, and electrical safety.
Before You Start
Steps for uncrating the boiler and understanding its operation.
Boiler Preparation
Steps for unpacking and preparing the boiler unit before installation.
Boiler Location and Site Requirements
Criteria for selecting the boiler's installation location and environment.
Venting System Installation
Guidelines for installing direct vent and power venting systems.
Water Chemistry Requirements
Guidelines for maintaining proper water chemistry in the heating system.
Gas Connections
Procedures for checking inlet gas pressure and gas piping.
Start-Up Preparation
Essential pre-operation steps including water, gas, and system checks.
Boiler Control Interface
How to navigate the boiler's control display and operate its functions.
Boiler and System Settings Programming
Accessing and adjusting boiler and system operational parameters.
Installer Start-Up Procedures
Core procedures for installers to start up the boiler.
Cascade System Operation
Accessing and navigating the cascade system settings.
Maintenance and Troubleshooting
Maintenance Procedures
Annual maintenance procedures for safe and efficient operation.
Combustion Chamber Cleaning
Step-by-step guide for cleaning the combustion chamber and its components.
Heat Exchanger and Condensate Maintenance
Procedures for cleaning the heat exchanger and maintaining the condensate system.
Boiler Shutdown and Operation Failures
Steps for safely shutting down the boiler and responding to operational failures.
Troubleshooting Boiler Errors
How to interpret and resolve error messages and fault codes displayed by the boiler.
User Interface Fault Code Interpretation
Explaining the meaning of various fault codes on the user interface display.
Installation Checklist
Checklist to ensure all installation steps are completed correctly.
Maintenance Report
Form for recording annual maintenance activities performed on the boiler.
Warranty and Technical Information
Parts Identification
List and diagrams of the boiler's components and replacement parts.
Technical Specifications
Detailed technical data including input, capacity, dimensions, and weight.
Boiler Limited Warranty
Details of the boiler's limited warranty coverage, terms, and exclusions.
Warranty Service and Limitations
Steps for requesting warranty service and legal limitations of the warranty.
Customer Installation Record
Form for installer and customer to record installation details for warranty purposes.
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