Perlick HA24BB Service Manual page 19

Residential Refrigeration
and Front Venting Commercial Refrigeration
Service Manual
Beverage Dispensing
PROBLEM
Temperature too warm
Beer Foaming
(should be 36° F)
Temperature too cold/frozen beer in lines
(should be 36° F)
Kinked beer line
Wrong diameter or length beer line (should be
6.5 ft. of 3/16" vinyl tubing or possibly even
longer)
Applied pressure too high
(should be 12 to 14 psi for most beers)
Applied pressure too low
(should be 12 to 14 psi for most beers)
Coupler washers bad
Faucet washer bad
System dirty
C0
Beer foaming in jumper - keg valve seal torn or
ripped
Beer foaming in jumper - physical obstructions at
coupler-valve junction
Beer foaming at faucet - clogged vent hole(s)
(If applicable to the faucet being used)
No Beer at Faucet Empty C0
Regulator shutoff closed
C0
Keg empty
Coupler not engaged
Check ball in coupler stuck (If applicable)
Line/faucet dirty
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DIRECT DRAW SYSTEMS
CAUSE
leaks or out of C0
2 2
bottle
2
bottle main valve turned off
2
Troubleshooting Guide – Beverage Dispensing
SOLUTION
Adjust temperature control or call qualified
service person
Adjust temperature control or call qualified
service person
Change beer line
Change beer line
Adjust C0 regulator to brewer's specification
2
(If CO2 pressure has been too high, kegged
product may be over-carbonated and be bad
and not correctable).
Adjust C0 regulator to brewer's specification
2
Replace coupler washers
Replace faucet washers
Clean system or call customer's line cleaning
service
Check fittings, clamps, shut-offs and regulators,
replace as necessary
If seal is ripped/torn, gas enters the liquid flow
stream causing foaming. Replace keg and report
defective keg to distributor
Remove any physical obstructions or debris
(e.g. a piece of a dust cover) that could allow
gas to enter the liquid flow
Disassemble and clean faucet, or call line
cleaning service
Replace with full C0 bottle
2
Open shutoff
Tum on C0 bottle main valve
2
Replace with full keg
Tap keg properly and engage coupler
Free check ball
Clean line/faucet
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