Armstrong > 80II Advantage
80% Efficiency Furnace with 2-Stage Gas Valve and Aluminized Heat Exchanger
Features
HEAT EXCHANGER DESIGN
- Efficient aluminized steel tapered S-curve design
- Crimped no weld construction for longer life
BURNERS
- Aluminized steel inshot burners for smooth ignition
- Isolated burner enclosure for quiet operation
CABINET CONSTRUCTION
- Compact 40″ height
- Insulated to increase efficiency and reduce sound levels
- Unitized construction for cabinet integrity
- Baked on pre-painted steel cabinet finish
AIR DELIVERY SYSTEM
- Multi-speed for wide airflow range
- PSC permanently lubricated motor for low maintenance and optimum efficiency
- Easily removable slide-out design
- Dynamically balanced blower wheel and resilient motor mounts for smooth and quiet operation
CONTROLS
- Two stage gas valve
- Integrated ignition and fan control board
- System Sentry board features self diagnostics, saving last five (5) fault codes in nonvolatile memory for ease of service
- Hot surface ignition using steel shrouded, high density mini-igniter
- Control Board provides terminals for electronic air cleaner, humidifier, furnace twinning, and continuous low speed fan operations
- Control circuit is fuse protected
- Single or two stage thermostat ready with selectable timings
VENTING
- 2-speed induced draft motor with stainless steel shaft, steel ball bearings, and fan cooled for long life
- Certified for direct and non-direct vent applications (Direct vent refers to a combustion air supply intakepipe installed in conjunction with flue gas vent pipe)
INSTALLATION FEATURES
- Left or right gas and electrical power entry
- L Models comply with California South Coast Air Quality Management District Low NOx regulations
- Filter rack and permanent cleanable filters provided on upflow/horizontal models
WARRANTY
- 10 year limited parts warranty / lifetime heat exchanger warranty available.
