Bunn TU3 Ice Tea Maker User Manual


 
Page 11
TROUBLESHOOTING (cont.)
PROBLEM
PROBABLE CAUSE
REMEDY
Dilution cycle will not start (cont.)
Inconsistent beverage level in dis-
penser
Consistently high or low beverage
level in the dispenser
4. Dilution Solenoid Valve
1. Internal Flow Control (.195 GPM)
2. Syphon System
3. Lime Build-up
CAUTION - Tank and tank compo-
nents should be delimed regularly
depending on local water condi-
tions. Excessive mineral build-up
on stainless steel surfaces can ini-
tiate corrosive reactions resulting
in serious leaks.
4. Water Pressure
1. Brew Timer/Delay Timer
2. External Strainer/Flow Control
(.750GPM)
Refer to
Service
- Dilution Solenoid
Valve for testing procedures. See
page 21
(A) Direction of flow arrow must be
pointing towards the brewer.
(B) Remove the flow control and
check for obstruction. Clear or re-
place.
The brewer must be level or slightly
lower in front to syphon properly.
Inspect the tank assembly for ex-
cessive lime deposits. Delime as
required.
The water pressure to the brewer
must be at least 20 psi (138 kPa).
With the ON/OFF switch "ON" adjust
the brew timer to achieve the rec-
ommended 76 oz. of concentrate
then the dilution timer to achieve a
total of 396 oz. for each three-gal-
lon brew cycle.
(A) Direction of flow arrow must be
pointing towards brewer.
(B) Remove the strainer/flow con-
trol and check for obstructions.
Clear or replace.
10225 031804