Programming Manual

Page 35
TROUBLESHOOTING (cont.)
PROBLEM PROBABLE CAUSE REMEDY
Dripping from sprayhead.
Water overflows filter.
Beverage overflows server.
Brewer is making unusual noises.
Repair or replace leaky valve
BUNN paper filters should be used
for proper extraction
Check sprayhead
The brew cycle should be started
only with an empty server under
the funnel.
Adjust the brew volume, calibrate
sprayhead and bypass as required
to achieve the desired volume for
each brew cycle
The mounting screws on the so-
lenoids must be tight or they will
vibrate during operation
Plumbing lines should not be resting
on the countertop.
The brewer must be connected to
a cold water line. Water pressure
to the brewer must not be higher
than 90 psi (.620 mPa). Install a
regulator if necessary to lower the
working pressure to approximately
50 psi (.345 mPa).
Remove and clean lime off tank
heaters.
1. Brew valve
1. Type of paper filter
2. No sprayhead
1. Beverage left in server from
previous brew
2. Brew volume adjustment
1. Solenoids
2. Plumbing lines
3. Water supply
4. Tank heaters
53669 041817