Permanent lubricated motor |
Steel finned metal sheathed heating element |
40 to 90 deg F Built-in thermostat |
Back box shall be 20-gauge galvanized steel and shall contain knockouts through which power leads are brought |
Heater assembly which fits into the backbox shall consist of a heavy gauge steel fan panel upon which is mounted all of the operational parts of the heater, inner frame assembly shall be completely pre-wired |
Heating element shall be of the non-glowing design consisting of an 80/20 nickel-chromium resistance wire enclosed in a steel sheath to which plate fins are copper brazed |
A double-pole single throw disconnect switch shall be mounted on the back box for positive disconnect of power supply, It will be completely concealed behind the front cover |
Fan control shall be of the bi-metallic, snap action type and shall activate fan after heating element reaches operating temperature, and continue to operate the fan after the thermostat is satisfied and until all heated air has been discharged |
Thermostat shall be single pole type on all models, thermal cutout shall be bi-metallic, snap action type designed to shut off heat in the event of overheating |
Louvered front cover shall be of heavy gauge steel with a powder paint finish, A plug button will be provided to replace the thermostat knob and render the unit tamper-resistant |
Steel grille |