(1) Weigh cans and receiving tanks must meet the 3-a sanitary
standards, be easily accessible for cleaning both inside and outside, be
elevated above the floor and protected sufficiently with the necessary covers
or baffles to prevent contamination from splash, condensate and drippage. Where
necessary to provide easy access for cleaning of floors and adjacent wall
areas, the receiving tank must be equipped with wheels or casters to allow easy
removal.
(2) Can washers must have sufficient capacity
and ability to discharge a clean, dry can and cover and shall be kept properly
timed in accordance with the instructions of the manufacturer. They should be
equipped with proper temperature controls on the wash and rinse tanks and the
following additional devices: pre-rinse jet, wash tank solution, feeder,
can sanitizing attachment, forced air vapor exhaust, and removable air filter
on drying chamber. The water and steam lines supplying the washer must maintain
a reasonably uniform pressure and if necessary be equipped with pressure
regulating valves. The steam pressure to the can washer should be not less than
80 pounds, and the temperature of the wash tank solution should not exceed 140�
F.
(3) Storage tanks or vats must be fully enclosed or tightly covered and well
insulated. The entire interior surface, agitator, and all appurtenances must be
accessible for thorough cleaning and inspection. Any opening at the top of the
tank or vat including the entrance of the shaft must be suitably protected
against the entrance of dust, moisture, insects, oil, or grease. The sight
glasses, if used, must be sound, clear, and in good repair. Vats which have
hinged covers must be so designed that moisture, or dust on the surface cannot
enter the vat when the covers are raised. If the storage tanks or vats are equipped
with air agitation, the system must be of an approved type and properly
installed in accordance with the 3-a accepted practices for supplying air
under pressure. Storage tanks or vats intended to hold product for longer than
approximately 8 hours must be equipped with adequate refrigeration and/or have
adequate insulation. All storage tanks or vats should meet the appropriate 3-a
sanitary standards and be equipped with thermometers in good operating order.