Bunn FMD DBC-3 Operating & Service Manual page 13

TROUBLESHOOTING (cont.)
PROBLEM
Weak product (cont.)
Dispenser is making unusual
noises
Excess dust
Display not lit
PROBABLE CAUSE
7. Auger Motor
8. Rinse/Run Switch
9. Rinse Timer
1. Plumbing Lines
2. Water Supply
3. Tank Heater
1. Fan
2. Control Board
1. Lamp
2. Lamp Holder
3. Starter - Lamp
4. Ballast
13
REMEDY
Refer to Service - Auger Drive Com-
ponents. See page 15
Refer to Service - Rinse/Run Switch
for test procedures. See page 34
Refer to Operations - Rinse Timer.
See page 5
Plumbing lines should not be rest-
ing on the counter top.
(A) The dispenser must be connected
to a cold water line
(B) Water pressure to the dispenser
must not exceed 90 psi. Install a
regulator if necessary to lower the
working pressure to approximately
50 psi.
Remove and clean lime off the tank
heater. See page 39
Refer to Service - Fan for testing
procedures. See page 28
Refer to Service - Control Board
for testing procedures. See page
22
Refer to Service - Lamp, see page
32 for lamp replacement.
Refer to Service - Lamp Holder for
testing procedures. See page 31
Refer to Service - Starter for
testing procedures. See page 32
Refer to Service - Ballast for
testing procedures. See page 21
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