Bunn VPR-VPSSERIES Service & Repair Manual page 5

TROUBLESHOOTING (cont.)
PROBLEM
Dripping from sprayhead
Beverage overflows dispenser
Weak beverage
PROBABLE CAUSE
1. Lime Build-up
CAUTION - Tank and tank com-
ponents should be delimed
regularly depending on local
water conditions. Excessive min-
eral build-up on stainless steel
surfaces can initiate corrosive
reactions resulting in serious
leaks.
1. Dispenser
1. Filter Type
2. Coffee Grind
3. Sprayhead
4. Funnel Loading
5. Water Temperature
Page 5
REMEDY
Excessive lime deposits. Delime
as required.
The dispenser must be com-
pletely empty before starting a
brew cycle.
BUNN paper filters must be used
®
for proper extraction.
A fine or drip grind must be used
for proper extraction.
A six-hole stainless steel spray-
head must be used for proper
extraction.
The BUNN paper filter must be
®
centered in the funnel and the
bed of grounds leveled by gentle
shaking.
Place an empty funnel on an empty
dispenser beneath the sprayhead.
Pour-in a pitcher of tap water and
check the water temperature im-
mediately below the sprayhead
with a thermometer. The reading
should not be less than 195°F.
Adjust the control thermostat to
increase the water temperature.
Replace if necessary.
41667 102708