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Page 46
TROUBLESHOOTING (cont.)
Problem
Possible Cause Troubleshooting Procedures
Consider adjusting bypass percent-
age, preinfusion, or pulse brew.
Contact Bunn-O-Matic for sugges-
tions.
The nut on back of the solenoid
must be tight or it will vibrate during
operation
Plumbing lines should not be rest-
ing on the counter top.
(A) The brewer must be connected
to a cold water line.
(B) Water pressure to the brewer
must not be higher than 90 psi (620
kPa). Install a regulator if necessary
to lower the working pressure to
approximately 50 psi (345 kPa).
Remove and clean lime off tank heat-
ers.
6. Incorrect Recipe
1. Solenoid (Inlet)
2. Plumbing lines
3. Water Supply
4. Tank Heaters.
Weak beverage (cont.)
Brewer is making unusual noises.
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