Bunn Single SH BrewWISE DBC Installation And Operating Manual page 49

TROUBLESHOOTING (cont.)
Problem
Weak beverage (cont.)
Brewer is making unusual noises.
Possible Cause
6. Incorrect Recipe
1. Solenoid (Inlet)
2. Plumbing lines
3. Water Supply
4. Tank Heaters.
Page 49
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 resting
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 ap-
proximately 50 psi (345 kPa).
Remove and clean lime off tank
heaters.
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