TROUBLESHOOTING (cont.)

REFILL CIRCUIT

PROBLEM

Will not refill

PROBABLE CAUSE

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.Refill Valve or Control Board

REMEDY

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.

Refill does not shut off

1.

Lime build up on probe

Remove Level Probe and check

Power "ON"

 

 

for lime deposits on tip. Clean and

 

 

 

reinstall.

 

2.

Water Level Sensing System

Replace control board

 

3.

Refill valve or control board

Check valve.

 

 

 

Refill does not shut off

1. Refill valve

Clean or replace valve as needed.

Power "OFF"

 

 

5

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Bunn ITB/ITCB, ICB/TWIN manual Troubleshooting, Refill Circuit Problem, Probable Cause, Remedy