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MECHANICAL
Heating-Continued
Check certification to ensure it is current
Casings - Check for
Deterioration
Insulation deterioration and type
6.2.10 Incinerators: Comply with all current safety precautions. Before inspec-
tion, operating personnel should thoroughly clean inside of furnace. Check for:
n Refractory Linings at Throats, Roof Arches, Door Arches and Jambs,
Target Wall, Charging Hole Covers, Guillotine Doors, and Combustion
Chambers:
spalling
loosening
deterioration of areas or individual units
n Combustion Chambers:
deformations
breaks
wear
corrosion
soot deposits
clinkers
ashes
excessive slag formations indicating excessive lining deterioration
depositing of an excessive amount of noncombustibles
n Drying Hearths and Grates:
warped sections
burned-out areas
n Exterior Settings:
settlement
cracks
broken areas
eroded and sandy mortar joints
6-31
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