| Job Title |
Furnace-combustion Analyst |
| Job Description |
Tests Temperature Of Glass Melting Furnaces And Regulates Gas
And Air Supply To Maintain Specified Temperature, Using Any Of
Following Methods: (1) Measures Temperature Of Furnace Sections,
Using Optical Pyrometer. Sights Through Opening Of Pyrometer
Into Furnace Opening And Turns Sleeve Dial On Pyrometer Until
Color Of Wire Filament Matches Luminosity Of Flames. Reads Dial
Indicator To Obtain Millivolt Reading And Compares Reading With
Temperature Chart To Determine If Temperature Is In Accordance
With Specifications. Turns Valves To Adjust Gas-to-air Ratio And
Increase Or Decrease Temperature Within Refractory. (2) Computes
And Plots Averages Of Glass Temperatures On Graph Paper From
Temperature Charts, Using Pencil And Template To Draw Lines And
Circles. Interprets Graph To Determine Need For Temperature
Adjustment. Turns Valve To Increase Or Decrease Air And Gas
Supply Into Burners. (3) Tests Gas-to-air Ratio Of Burned
Atmosphere, Using Gas Analyzer. Inserts Hose Of Gas Analyzer
Into Furnace And Starts Suction Pump To Withdraw Sample Of
Burned Atmosphere. Observes Dial Indicator On Analyzer To
Determine If Gas-to-air Ratio Is In Accordance With
Specifications. Turns Valve To Adjust Gas-to-air Ratio And
Control Heat Of Furnace. Records Tests, Temperatures, And
Adjustments In Log.
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