Bunn System III Operating & Service Manual page 9

TROUBLESHOOTING (cont.)
Problem
Automatic refill will not operate
(cont.)
Beverage level will not adjust (Selec-
tor switch in any position)
Water flows into tank continuously
(ON/OFF Switch "OFF")
Water from tank is not hot
Probable Cause
6. Solenoid Valve
1. Selector switch
1. (A) Level control board and level
probe (Electro/mechanical)
(B) Digital Brewer Control
2. Overflow protection switch
3. Solenoid valve
1. Limit thermostat
CAUTION - Do not eliminate or by-
pass limit thermostat. Use only
B.O.M. part #23717.0001
2. (A) Control Thermostat (Electro/
mechanical)
(B) Digital Brewer Control
3. Contactor (Electro/mechanical)
4. Tank heater
Page 9
Remedy
Refer to Service - Solenoid valve for
testing procedures. See page 30
Refer to Service - Selector switch for
testing procedures. See page 16
Refer to Service - Level control board
for testing procedures. See page 25
Refer to Service - Digital brewer
control for testing procedures. See
page 23 step 10
Refer to Service - Overflow protec-
tion switch for testing procedures.
See page 29
Refer to Service - Solenoid valve for
testing procedures. See page 30
Refer to Service -Limit thermostat
for testing procedures. See page 27
Refer to Service - Control thermo-
stat for testing procedures. See page
20
Refer to Service - Digital brewer
control for testing procedure. See
page 22 step 3
Refer to Service - Contactor for test
procedures. See page 18
Refer to Service - Tank heater for
testing procedures. See page 33
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