Bunn U3 U3A - Manual (Page 10)

Page 10
TROUBLESHOOTING (cont.)
PROBLEM
Tank not filling
Water running out of the overflow
PROBABLE CAUSE
1.ON/OFF Switch (This switch
must be in the "ON" position for the
refill circuit to operate.
2. No water
3. Solenoid Valve
4. Probe
5. Liquid Level Board
1.Brewer not level
2. Solenoid Valve
3. Liquid Level Board
4. Probe
5. Manual fill and drain valve un-
derneath brewer open.
REMEDY
Refer to Service - ON/OFF Switch
for testing procedures. See page
22
Be sure water shut-off is open and
that in-line filters or strainers are
not blocking water flow. (Do not
confuse water shut-off valve with
the manual fill and drain valve un-
derneath brewer).
Refer to Service - Solenoid Valve
for testing procedures. See page
27
Refer to Service - Probe for testing
procedures. See page 20
Refer to Service - Liquid Level
Board for testing procedures. See
page 20
Brewer must be level and installed
on a sturdy structure.
Refer to Service - Solenoid Valve
for testing procedures. See page
27
Refer to Service -Liquid Level
Board for testing procedures. See
page 20
Refer to Service - Probe for test-
ing procedures. See page 20
Be sure valve is closed.
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