Bunn Dual TF - Manual (Page 10)

Page 10
TROUBLESHOOTING (cont.)
Inconsistent beverage level in server.
(cont.)
Consistently high or low beverage
level in server.
Dripping from sprayhead.
Water overflows filter.
Beverage overflows server
2. Improper water pressure
3. Dispense valve
4. Bypass valve
1. Timer adjustment
1. Dispense valve
1. Bypass valve
2. Needle Valve
3. Type of paper filters
4. No sprayhead
1. Beverage left in server
2. Timer adjustment
3. Dispense valve
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 19
Refer to Initial Set-Up on page 5 step
#7. For test procedure see page 13.
Adjust the timer as required to
achieve the recommended volume
for each brew cycle.
Refer to Service - Dispense valve for
testing procedures. See page 19
Refer to Initial Set -Up on page 5
step #7. For test procedures see
page 13.
Refer to Initial Set-Up on Page 5
step #7.
.
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 volume
for each brew cycle. Refer to
Service
- Timer for testing procedures. See
page 36 or 38
Refer to Service - Dispense valve for
testing procedures. See page 19
Problem Probable Cause Remedy
27124 050800