4.32 DESIGN REQUIREMENTS FOR COOLERS FOR BAKERY FOODS
4.32.1 Definitions
4.32.1.1 Cooler: A rack, tray or conveying device used to
reduce the temperature of baked, fried or similarly prepared
foods.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.1.2 Product zone, as defined in Section 2.11, includes
the surfaces of such adjuncts as side guides and fittings,
with which unwrapped bakery foods may have contact during the
course of cooling. Any support contacting the product carrying
surface shall be considered as product zone.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2 Specific Design Requirements for Coolers
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.1 The equipment and components shall be readily accessible
and easily cleanable. Product carrying surfaces shall be readily
accessible, or space shall be provided to accommodate installation
of facilities for in-place cleaning.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.2 Wires and/or rods, when joined permanently to produce
a rigid grid-type carrying surface, shall be butt welded, and
the length of the weld shall not be smaller than the diameter
of the smaller wire or rod. The spacing between parallel wires
or rods shall not be less than 1/4 inch by 2 inches (6mm by
50mm).
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.3 Drip or catch pans shall be readily accessible or
readily removable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.4 Drip or catch pans shall be provided between overhead
trolleys and the product zone, on suspended monorail-type coolers.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.5 Drip or catch pans shall be provided under all cleaning
devices, which contact the product zone surface.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.6 All structural members shall provide a minimum amount
of flat horizontal surface. All surfaces and areas where crumbs,
carbonized particles, flour dust or foreign material accumulate
shall be readily accessible and easily cleanable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.7 Rollers, pulleys, sprockets and trolley wheels shall
be free of end recesses, and shall be closed if hollow.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.8 The joints between rollers, pulleys and sprockets,
and the shafts, on which they are mounted and tightly fitted,
do not have to meet the requirements of Section 3.1.11.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.9 Housings and hoods shall be accessible or removable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.10 Drive mechanisms should be mounted below or at
the side of the product zone and off the floor. Drive mechanisms
above the product shall have drip pans, which are readily removable
or readily accessible.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.11 Wire mesh-type belting shall be removable or provided
with facilities for in-place cleaning.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.12 Conveying surfaces shall be supported by the minimum
amount of carrying surface or bed as required. Rods, slats,
rollers or like supports shall be used where practical.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.13 The spaces
between slats on slat conveyor shall be wide enough to facilitate
cleaning, and shall be not less
than one-half the depth of the slats, with a minimum of 1⁄2
inch (12mm) between slats.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.14 Fabric belts shall comply with Section 3.1.15,
and raw edges and ends shall be sealed. Belt lacing should
be free of pockets.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.2.15 Any cleaning device that contacts the product zone
surface shall be readily removable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.3 Specific Design Requirements for Cooler Enclosures
4.32.3.1 All internal and external framework, bumpers, guides,
tracks or supports resting on the floors or attached to ceiling
or walls shall be sealed at the point of contact. Hollow supports
and braces shall be sealed.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4 Specific Design Requirements for Cooler Air
Conditioning Equipment
4.32.4.1 Materials shall be non-absorbent, non-toxic, odorless,
and shall be either corrosion-resistant or have a protective
coating.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.2 The interior surfaces of the air conditioning unit
housing and the exterior surfaces of the air conditioning unit
therein shall be accessible.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.3 Fans shall be accessible.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.4 Complete drainage shall be provided for water reservoirs
and points where water may collect.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.5 Water used for air scrubbing and evaporative cooling,
and moisture introduced into conditioned space for humidification,
shall be potable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.6 Ducts shall be provided with openings or removable
sections so located and installed that they will permit visual
inspection and cleaning by vacuum or other suitable methods.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.7 Joints occurring where walls, ceiling or floor surfaces
form one or more sides of a duct shall be sealed, or the duct
shall be removable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.8 Ducts shall be constructed and assembled so that
the joints are sealed or the sections are removable.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.9 Ducts, wherein water may accumulate, shall be pitched
to provide complete drainage, and arranged so that water shall
not leak or drip on the product.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.10 Rectangular ducts which are not removable, but adjacent
to a fixed surface, shall either be sealed thereto, or the
duct shall be spaced away from the fixed surfaces a distance
equal to one-fifth (1/5) of the shortest dimension of the duct
parallel to the adjacent surface.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.11 Round ducts shall be spaced from fixed surfaces
so that duct and adjacent surfaces shall be readily accessible
for cleaning.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here
4.32.4.12 Corrosion-resistant
screening with openings not to exceed 1⁄4 inch (6mm)
shall be used to protect outside air openings of ducts. Outside
lights shall not be located
within 15 inches (380mm) of intake duct openings.
To
comment or make suggestions regarding this standard or
begin a new discussion on this standard click here