The models OBL and OVL combine high efficiency and quiet operation with oil heating technology. The OBL/OVL can be fired at two different rates by a simple nozzle change and oil pump pressure adjustment. Furnaces are available to cover input ranges from 77,000 to 154,000 Btuh. The furnace design is a low-boy style for upflow applications where overhead space is limited. The OBL/OVL is a standard part of a quality-built home. These high efficiency furnaces will provide years of quality service to home builders and homeowners alike. This model is designed to work as part of a total home comfort system which includes elements for cooling, air cleaning, humidification, ventilation, and zoning.
OBL/OVL FEATURES / BENEFITS Beckett & Riello Burner Options
High quality Beckett or Riello oil burners allows safe and efficient combustion of oil.
Both manufacturers approved for optional Sealed Combustion Venting.
Ignition control and fan timer board provide reliable operation and easy connection of thermostat and accessory wiring.
Made of 22-gauge painted steel for years of durability.
Insulation and Soundproofing
Unique sound trap along with insulated walls efficiently capture most combustion noise and vibration make this unit one of the quietest on the market.
Combustion Products Venting
Rear flue outlet.
Unit may be vented using Type L vent material and a factory-built metal or masonry chimney.
Unit may also be sidewall vented with optional Sealed Combustion System.
Unit may also be sidewall vented with an approved power venter.
Adjustable Blower Speed
OBL units equipped with 4-speed blower for precise airflow selection of heating or cooling operation.
OVL units equipped with optional ECM 2.3 Variable Speed high-efficiency motor.
Constant Low-Speed Blower Switch (OBL models)
Allows continual low-speed air circulation through the home to maximize comfort while maintaining efficiency.
Air is constantly filtered and stagnant air is avoided.
This option can be controlled by the homeowner.
Combustion Chamber/Heat Exchanger
Composed of stainless and aluminized steel, the unique combination combustion chamber/heat exchanger resists corrosion, overheating, and deterioration.
Heat transfer properties make it highly efficient.
All seams are tightly welded for leak-free operation.
OBL/OVL units are CSA certified.
AHRI efficiency rating certified.
ENERGY STAR Compliant
Up to 86.8% AFUE for Canada (CSA B212 + Canadian laws)
Up to 86.6% AFUE for USA (ASHRAE 103 + American laws)