HTP Elite XL ELX-1000 User Manual

Elite XL®
Commercial Boilers
Installation
Start-Up
Maintenance
Parts
Warranty
ELX-400 / 500 / 650 / 800 / 1000 / 1500 / 2000 Models*
*”B” Denotes Boiler Models,
”N” Denotes Natural Gas, “LP” Denotes Propane,
and “F” Denotes Floor Mount Models
Example Model: ELX-1000FBN
DANGER
!
This manual must only be used by a qualied 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.
NOTICE
HTP 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. New Bedford, MA 02745 www.htproducts.com
lp-666 Rev. 003 Rel. 001 Date 2.25.20
WARNING
!
Improper installation, adjustment, alteration, service, or maintenance could void product warranty and cause property
damage, severe personal injury, or death.
Heat Exchanger Bears the ASME “H”
Stamp
California Proposition 65 Warning: This product contains chemicals known to the State of California to cause cancer, birth
defects, or other reproductive harm.

HTP Elite XL ELX-1000 Specifications

General

Category	Boiler
Brand	HTP
Model	Elite XL ELX-1000
Efficiency	95% AFUE
Heat Exchanger Material	Stainless Steel
Fuel Type	Natural Gas or Propane

Summary

Part 1 - General Safety Information

A. Improper Combustion

Hazards related to insufficient combustion air and ventilation for safe operation.

E. Freeze Protection

Part 3 - Prepare the Boiler

A. Locating the Boiler

Guidance on selecting a suitable installation location and environmental conditions for the boiler.

F. Exhaust Vent and Intake Pipe

Instructions for installing the direct vent system, ensuring proper combustion air intake.

Part 4 - Piping

B. Relief Valve

Procedures for connecting discharge piping and safety checks for relief valves to prevent over-pressurization.

Part 5 - Venting

A. General

Critical safety requirements for venting Category IV appliances under positive pressure to prevent flue gas spillage.

E. Exhaust Vent and Intake Pipe Sizing

Part 7 - Wiring - 400 - 1500 Models

Part 8 - Wiring - 2000 Models

B. Field Wiring

Part 9 - Gas Connections

A. Gas Piping

Requirements for gas supply line installation, shutoff valves, and pipe sizing to ensure adequate gas flow.

Part 10 - Start-Up Preparation

A. Check / Control Water Chemistry

D. Fill and Test Water System

Part 11 - Start-Up Procedure

B. Navigation of the Touch Screen Display

E. Cascaded System Initial Start-Up and Operation

Part 13 - Troubleshooting

A. Blocking

B. Fault (Lockout)

Explanation of lockout conditions, codes, and the procedure to clear faults and resume operation.

Part 14 - Maintenance

A. Procedures

B. Combustion Chamber Coil Cleaning Instructions

Part 17 - Installation Checklist

ELX Boiler Limited Warranty