Bunn CDBC Operating & Service Manual page 19

TROUBLESHOOTING (cont.)
BREWING CIRCUIT (cont.)
PROBLEM
Dripping from sprayhead
Weak beverage
PROBABLE CAUSE
1. Lime build up
2. Dispense valve
1. Sprayhead
2. Water temperature
3. Filter type
4. Coffee grind
5. Funnel loading
Page 19
REMEDY
Inspect the tank assembly for ex-
cessive lime deposits. Delime as
required.
Remove the dispense valve and
clear any obstructions. Rebuild or
replace the valve if necessary.(See
page 27)
A six-hole stainless steel spray-
head must be used for proper ex-
traction.
Place an empty brew funnel on an
empty decanter beneath the
sprayhead. Initiate brew cycle and
check the water temperature im-
mediately below the sprayhead
with a thermometer. The reading
must not be less than 195°F(91°C).
Adjust the temperature setting to
increase the water temperature.
Refer to Initial Set-up instructions.
®
BUNN paper filters must be used
for proper extraction.
A fine or drip grind must be used
for proper extraction.
The BUNN ® paper filter must be
centered in the funnel and the bed
of grounds leveled by shaking gen-
tly.
29319 091203