Bunn HC-2 HC-3 Operating & Service Manual page 10

TROUBLESHOOTING (cont.)
PROBLEM
Product overflows container
Weak product
PROBABLE CAUSE
1. Dispense switch
2. Dispense solenoid valve
(Hot or Cold)
1. Water temperature
2. Whipper motor
3. Frother
4. Dispense solenoid valve
(Hot or Cold)
5. Auger drive
6. Auger spring
7. Auger motor
10
REMEDY
Refer to Service - Dispense
Switch for testing procedures. See
page 18
Remove the solenoid valve and
clear any obstructions. Rebuild or
replace the valve if necessary. See
page 30 or 31
Place an empty container beneath
the dispense tip. Initiate a dispense
cycle and check the water tempera-
ture immediately below the dispense
tip with a thermometer.
(A) Reading for mechanical thermo-
stat models should be 180 F to 200 F
(see thermostat temperature settings
decal in USER NOTICES on page 3.
(B) Reading for electronic thermo-
stat should be185 F to 190 F.
Adjust the control thermostat to in-
crease or decrease the water tem-
perature. Replace if necessary.
Refer to Service - Whipper Motor for
testing procedure. See page 20
Refer to Service - Frother Compo-
nents. See page 20
Refer to Service - Dispense Solenoid
Valve for test procedures. See page
30 or 31
Refer to Service - Auger Drive Com-
ponents. See page 12
Refer to Service - Auger Drive Com-
ponents. See page 12
Refer to Service - Auger Drive Com-
ponents. See page 14
27591 031597