Casing G-90 galvanized steel interlocked wall seam and roof panels weatherproof construction standing roof seams (Models 18 and larger) single casing construction (Models 10-230) hinged service doors with flush-mount latches six discharge options double wall doors Burner Profile adjustable profile plates optional 80/20 arrangement optional two-speed arrangement optional VFD arrangement Burner wide-range, high capacity line burner up to 30:1 turndown ratio electric-pilot spark ignition Burner Economizer Thermostat   Burner-Observation Port   Blower FC-DWDI centrifugal blower assembly v-belt drive 100,000 hour greasable bearings (Models 18-230) permanent lubricated bearings (Models 10-15) solid steel shaft split shafts with couplings on twin units Gas Connection

Controls electronic flame safety controls ignition transformer airflow proving control high-temperature safety controls burner and blower service switches Base and Lifting Lugs formed G-90 galvanized-steel base direct floor or curb mount standard heavy-duty lifting lugs optional hanging-mount lifting lugs (Models 10-230) Motor standard, high E, open-drip proof with adjustable motor mount v-belt drive starter with burner interlock adjustable drive up to and including 20 HP Manifold Controls Vestibule weatherproof enclosure easy access to manifold and controls manifold built to required codes (FM/IRI/FIA) Electrical Controls Vestibule weatherproof enclosure easy access to manifold and controls exhaust-interlock terminals terminal strip for quick service check Blower & burner service switches Remote Control Panel Summer-Off-Winter switch "Blower on" light "Burner on" light Other lights available

Factory assembled, wired, and flame-tested

Casing Burner Profile Burner Blower Burner Observation Port Base and Lifting Lugs Motor Gas Connection Main Fused Disconnect Manifold Control Vestibule Electrical Controls Vestibule