HTP UFT-80W Medium Mass High Efficiency Universal Fire Tube Boiler, Natural Gas Fuel, 8000 to 80000 Btu/hr Input, Direct Vent, Cold Rolled Carbon Steel Housing, 3/4 in NPT Gas Connection, Direct Electronic Ignition

Features

• Heat exchanger - low pressure drop, gasket less, vertical tube combustion heat exchanger design with internal aluminum fins inserted into the individual fire tube circuits to increase heat transfer capabilities
• Fire tube design provides maintenance free operation on internal buildup of material inside the combustion chamber
• Combustion system - modulating burner with up to 10 to 1 turndown
• High grade ceramic metal fiber burner design
• Optical flame monitoring
• Integrated control system - digital operating control with LCD display to program and monitor boiler operation
• Pump outputs for boiler pump - system pump - DHW pump with domestic hot water priority with timing
• Programmable settings - outdoor reset curve - DHW supply set point - step sequence for delayed response for small zones - boost function - cascade up to 20 boilers - field program service reminders with date or runtime activation
• Connection board - line voltage terminal strip with 120 VAC/60 Hz power/low voltage terminal strip with multiple contacts - cascade wiring
• 0 to 10 VDC input for building management system
• Boiler output regulation (adjustment of boiler output from 100 to 50%)
• Built in low water cut-off
• Fault history logging - last 10 fault codes
• Customized freeze protection parameters
• Superior condensate collection system with overflow protection switch
• Vents in plastic PVC - CPVC - stainless steel - ulc s636 flexible polypropylene vent liner (chimney lining only)
• Vents up to 100 combined equivalent feet in 3 in pipe or 50 ft in 2 in pipe
• Manual reset high temperature limit
• Piping adapters can be moved from the left to the right side of floor mount models to ease installation
• 3 in vent

Application

• Residential Application

Includes

• 30 psi Pressure Relief Valve
• 1-1/4 in x 1-1/4 in x 3/4 in Steel Tee
• 3/4 in Steel Street Elbow
• Anchors and Wall Mounting Bracket
• Quick Reference Guide
• Condensate Hose
• 3 x 6 in CPVC Pipe
• Outdoor Sensor with Screws and Anchors

Standards/Approvals/Certifications

• AHRI Certified
• ASME Certified
• ANSI Z223.1
• cETLus Listed
• ENERGY STAR Certified
• Energy Guide
• Ultra Low Nox Emissions SCAQMD Rule 1146.2

Warranty

• 10 years Limited