Avanti BD555 - Manual (Page 14)

CLOUDY BEER
When beer in glass appears hazy, and not clear.
Causes Corrections
1)
♦ Over chilling beverage cooler and/or
beverage lines.
1)
• Excessive low temperatures may cause hazy,
cloudy beer, particularly when beer lies in cold
coil for long periods of time. Make certain that
lines are thoroughly cleaned, and then raise
temperature slightly.
2)
• Cracking, or when partially opening beer
faucet.
2)
•
Open faucet quickly and completely.
• Replace worn washers and parts in faucet
when necessary to permit full opening of
faucet.
3)
• General conditions causing cioudy beer.
3)
• See wild beer corrections #2 and #6,
SOUR BEER
May taste and smell extremely yeasty, or moldy.
Cause Corrections
1)
• Contaminated Air Line.
1)
• See Off-Taste Beer, Correction #2
2)
• Improper transportation of barrels of
beer, Beer delivered on open truck,
during high summer temperatures, may
be the cause for starting secondary
fermentation.
2)
• If at all possible, deliver beer barrels in closed
body, refrigerated truck. If open staked body
truck is used, cover barrels with a tarpaulin for
protection
against summer heat, and
circulating warm air.
• Truck should never be loaded the night before
morning delivery, unless beer is refrigerated In
truck.
3)
• No refrigeration, and improper rotation. 3)
•
The rule is first barrel in, first tapped.
• Refrigeration must be left on winter or
summer.
• Sour beer is generated as a result of
secondary fermentation, above 45° F degrees.
Retail outlets that do not have refrigeration
should ice up barrels, or at least cover barrels
with tarpaulin or burlap bags.
• Best temperature for barrels is 38° to 40° F.
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