4.31 DESIGN REQUIREMENTS FOR ICING AND GLAZING MACHINES
4.31.1 Specific Design Requirements
4.31.1.1 All equipment and components shall be accessible
and easily cleanable.
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4.31.1.2 The icing and/or glazing reservoir shall be readily
accessible and self-draining.
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4.31.1.3 Self draining pumps valves, piping and fittings,
such as those used to insert thermometers and pressure gauge
bulbs, shall be of the sanitary type and shall be readily accessible
or removable. Flow pan screens shall be readily removable.
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4.31.1.4 Icing and glazing return pans shall be provided and
shall be readily accessible or removable.
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4.31.1.5 Icing and glazing reservoir return pans or systems
shall be accessible without cutting the conveyor belt or dismantling
the conveyor.
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4.31.1.6 Drip or catch pans shall be provided under all product
transfer points, as well as under cleaning attachments, and
shall be readily removable.
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4.31.1.7 Blowers, which remove excess icing and glazing materials
from the product, shall be readily accessible.
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4.31.1.8 Air distribution horn or cone shall be of stainless
steel and removable. Horn adjusting devices shall be readily
accessible.
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4.31.1.9 Blower intake hoods shall be readily removable.
Blower blades, motor mounts and related parts shall be readily
accessible.
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4.31.1.10 Product conveying surfaces shall be readily accessible
and removable, and shall be designed for minimum product retention
and complete cleaning.
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4.31.1.11 Icing and glazing machines connected to continuous
conveyor cooling and blowing systems shall be removable or
provided with facilities for in-place cleaning.
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4.31.1.12 Drive and take-up shaft assemblies shall be removable.
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4.31.1.13 Rollers, pulleys, sprockets and wheels shall be
free of end recesses, and shall be spaced on the shaft so as
to be readily accessible.
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4.31.1.14 Wire belt rollers shall be readily accessible.
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4.31.1.15 Shaft seal rings shall be readily accessible and
readily removable or retractable, to permit cleaning of all
product zone surfaces thereon, including the face of the agitator
hub.
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4.31.1.16 Attachments used to prevent accumulations of materials
on aprons or belts shall be readily accessible and removable.
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4.31.1.17 Heater units installed under icing or glazing return
sections shall be readily accessible.
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4.31.1.18 Sensing devices used in the product zone shall be
metal enclosed, and shall have shatter-resistant faces.
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