Avanti BD6000 - Manual (Page 20)

20
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Dirty air lines should be washed with a good
cleaning compound, normally used for cleaning
coils, and then rinsed clean.
3)
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Rubber hose will absorb and retain odors.
3)
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Rubber hose will absorb and retain odors. An
approved Vinyl tubing is best for air since it does
not absorb moisture, and is not affected by oily
substances.
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A fresh, outdoor, air line is imperative when air is
the source of pressure.
4)
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Unfiltered air, Air is moisture ridden or
oily.
4)
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Air must always be filtered.
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See Flat Beer, Correction #8 for moisture ridden
air.
SOUR BEER
May taste and smell extremely yeasty, or moldy .
Cause Corrections
1)
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Contaminated Air Line.
1)
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See Cloudy Beer, Correction #3
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See Off-Taste Beer, Correction #2
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See Flat Beer, Correction #7
2)
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Improper transportation of barrels of beer,
Beer delivered on open truck, during high
summer temperatures, may be the cause
for starting secondary fermentation.
2)
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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.
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Truck should never be loaded the night before
morning delivery, unless beer is refrigerated in
truck.
3)
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No refrigeration, and improper rotation.
3)
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The rule is first barrel in, first tapped.
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Refrigeration must be left on winter or summer.
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Sour beer is generated as a result of secondary
fermentation, above 45 degrees. Retail outlets
that do not have refrigeration should ice up
barrels, or at least cover barrels with tarpaulin or
burlap bags.
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Best temperature for barrels is 38° to 40°.
WILD BEER
Beer, when drawn, is all foam, or too much foam, and not enough liquid beer.
Cause Corrections
1)
?
Improper drawing beer into glass.
1)
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Open faucet quickly and completely.
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Check and find the correct distance to hold glass
from faucet when drawing. Proper foam should
be a tight, creamy head, and the collar on the
average glass should be ¾ “ to 1” high.