Bunn ITB/ITCB Coffeemaker User Manual


 
5
Will not refi ll
Refi ll does not shut off
Power "ON"
Refi ll does not shut off
Power "OFF"
PROBABLE CAUSE REMEDY
PROBLEM
1. Power off to brewer
2. Water shut off
3. Error Message
4.ON/OFF Switch
(If equipped)
5. Lime build up on Probe(s)
6. Refi ll Valve or Control Board
1. Lime build up on probe
2. Water Level Sensing System
3. Refi ll valve or control board
1. Refi ll valve
Press ENABLE BREW switch on
control panel to determine if power
is ON.
Make sure water is ON.
Brewer has shut down due to mal-
function (See Diagnostic Section in
this manual).
Make sure ON/OFF Switch is "ON"
and indicator is lit.
Remove the Level Probe(s) and
check for lime deposit on tip. Clean
and reinstall.
Check valve.
Remove Level Probe and check
for lime deposits on tip. Clean and
reinstall.
Replace control board
Check valve.
Clean or replace valve as needed.
TROUBLESHOOTING (cont.)
REFILL CIRCUIT
42461 0911809