Deluxe Diamond Series High Efficiency (PDU)
York Deluxe Diamond Series, 80% AFUE, mid-efficiency gas furnaces feature two-stage operation with electronic hot surface ignition and an Inshot-burner induced combustion system for quiet, efficient, dependable operation. The furnaces operate at low capacity for most of the operational cycle to maintain the required heating level. However, on bitter cold days, the two-stage heating capacity is there to provide required comfort.

Special Benefits

• Compact, easy-to-install, ideal height 40" cabinet, PDU models.
• Hi-tech tubular aluminized steel primary heat exchanger.
• Diamond Tough™ hot-surface ignition.
• Built-in, high-level self-diagnostics with fault code display.
• 100% shut-off main gas valve and blower door safety switch for extra safety.
• Two-stage heating operation includes: two-stage gas valve, two-stage inducer operation, and two-speed blower operation.
• Top vent connection allows installation in narrow locations.
• Full height blower compartment allows side-return application with no-return air box.
• Low unit amp requirement for easy replacement application.
• 24V, 40VA control transformer and blower relay supplied for add-on cooling.
• Easily connected power/control wiring.
• Solid bottom with removable panel allows easy application.
• Electronic Hot Surface Ignition saves fuel costs, increases dependability and reliability.
• Two-speed induced combustion system with Inshot main burners for quiet, efficient operation.
• Delay timer allows two-stage operation with single-stage thermostat.
• Timed-on, adjustable-off blower capability for maximum comfort.
• Adjustable blower-off delay for cooling SEER improvement.
• Integrated control module for reliable, economical operation.
• PSC multiple-speed, direct-drive motor with large, quiet blower.
• Easy access from front of unit for cleaning, maintenance, or service.
• High-velocity filter provided for field installation.