Description
Reznor's F gas-fired, gravity-vented unit heaters are designed for ceiling suspension with a propeller fan for air delivery with 80% thermal efficiency. It may be used with natural or propane gas, as specified, in sizes from 25,000 to 400,000 BTUH gas input. These units are approved for installation in the United States and Canada by the Canadian Standards Association(CSA).
Notes:
- Model F units require the addition of spark pilot option AH2 or AH3.
- Not certified for residential use.
Heating Range ( MBH )
Airflow Range ( CFM )
Throw Range ( Feet )
Heating Efficiency ( Gross )
Airflow Range ( CFM )
Throw Range ( Feet )
Heating Efficiency ( Gross )
Standard
- Orifices for natural gas
- Aluminized steel heat exchanger
- Aluminized steel burner rack with stainless steel insert
- Spark ignited pilot
- Intermittent safety pilot with electronic flame supervision without timed lockout
- Single-stage combination gas valve (field adjustable for high altitude operation)
- 115/1/60 supply voltage
- 115 volt fan motor with internal overload protection
- Fan and limit safety controls
- Energy cutoff (ECO) device
- Blocked vent shutoff system
- 24-volt control voltage transformer
- Individually adjustable horizontal louvers
- Full safety fan guard
- Terminal strip connector for 24-volt field wiring
- Convenient bottom burner access
- 2-point 3/8"-16 threaded hanger connections
- Horizontal/vertical vent outlet
Optional Features - Factory Installed:
- Equipped for propane gas
- Equipped for high altitude (2001-9000 ft)
- E-3 (409) stainless steel heat exchanger and burner
- Two-stage gas control (50% low fire) - sizes 75-400
- Spark ignited, intermittent safety pilot with electronic flame supervision with or without timed lockout (timed lockout is required for propane gas)
- Manual summer/winter switch
- Burner air shutters
- 220/240 volt/50 Hertz electrical operation
- Totally enclosed 115V motor
- Low ambient fan control relay
Optional Features - Field Installed:
- Power venter
- Vertical louvers
- Downturn air nozzle, 25-65o or 50-90o variable air deflector range (includes 4-point suspension kit)
- Thermostat and relay kits
- Air recirculation kits
- Manual summer/winter switch
- Multiple heater control
- 4-point suspension kit
- Unit-mounted thermostat bracket
- Step down transformer 230/115 or 460/115
- Burner air shutters
- Low ambient fan control relay kit
- Hanger kit to suspend from 1" pipe (2 or 4 point suspension)
- Single-stage and two-stage thermostats
- Thermostat guard with locking cover
- Manual shutoff valve and union
- Gas conversion kit
Brochures
1 File
Installation/Parts/Service
6 Files