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Page 12
TROUBLESHOOTING (cont.)
Problem
Inconsistent beverage level in server.
Consistently high or low beverage
level in server.
Dripping from sprayhead.
Water overflows filter.
Beverage overflows server.
Probable Cause
1. Strainer/flow control (.500 GPM)
2. Improper water pressure
3. Dispense valve
1. Timer adjustment
1. Dispense valve
1. Bypass valve
2. Type of paper filters
3. No sprayhead
1. Beverage left in server
2. Timer adjustment
3. Dispense valve
Remedy
(A) Direction of flow arrow must be
pointing towards the brewer.
(B) Remove the strainer/flow con-
trol and check for obstructions. Clear
or replace.
Check the operating water pressure
to the brewer. It must be between 20
and 90 psi (138 and 620 kPa)
Refer to
Service -
Dispense valve for
testing procedures. See page 22
Adjust the timer as required to
achieve the recommended volume
for each brew cycle.
Refer to
Service
- Dispense valve for
testing procedures. See page 22
Refer to
Adjustments
on page 5 step
#7. For test procedures see page 15
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 timer as required to
achieve the recommended 224 oz
for each 1-3/4 gallon brew cycle.
Refer to
Service
- Timer for testing
procedures. See page 38 or 40
Refer to
Service
- Dispense valve for
testing procedures. See page 22
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