Armstrong > 80 Tech
80% Efficiency Furnace with Single-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
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 blower design
- Dynamically balanced blower wheel with resilient motor mounts for smooth and quiet operation
CONTROLS
- Integrated ignition and fan control board
- Board features self diagnostics as well as savinglast five (5) fault codes in nonvolatile memory for ease of service
- Provides reverse polarity protection
- Hot surface ignition using steel shrouded, high density mini-igniter
- Control circuit is fuse protected
- Control board features adjustable fan off time in the heating mode and a 60 second fan off time delay in the cooling mode
- Control board provides terminals for electronic air cleaner, humidifier, furnace twinning, and continuous low speed fan operations
VENTING
- Permanently lubricated draft motor with stainless steel shaft and air cooled for long life
INSTALLATION FEATURES
- Left or right gas and electric entry
- “L” models comply with California’s South Coast Air Quality Management District Low NOx requirements
- Filter rack and permanent cleanable filters provided on dedicated upflow models
WARRANTY
- 10 year limited parts warranty / lifetime heat exchanger warranty available.
