Bunn FMD-4 Beverage Dispenser User Manual


 
11
TROUBLESHOOTING (cont.)
PROBLEM
Product overflows container
Weak product
PROBABLE CAUSE
1. Dispense Switch
2. Dispense Solenoid Valve
1. Water Temperature
2. Whipper Motor
3. Frother
4. Dispense Solenoid Valve
5. Auger Drive
6. Auger Spring
7. Auger Motor
8. Rinse/Run Switch
9. Rinse Timer
10. Relay (120V versions only)
11. Control Board #2 (120V versions
only)
REMEDY
Refer to
Service -
Dispense Switch
for testing procedures. See page 23
Remove the solenoid valve and clear
any obstructions. Rebuild or replace
the valve if necessary. See page 35
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. Reading
should be 180°F to 200°F (see ther-
mostat temperature settings decal
in
USER NOTICES
on page 3.)
Refer to
Service
- Whipper Motor for
testing procedure. See page 27
Refer to
Service
- Frother Compo-
nents. See page 26
Refer to
Service
- Dispense Solenoid
Valve for test procedures. See page
35
Refer to
Service
- Auger Drive Com-
ponents. See page 13 & 15
Refer to
Service
- Auger Drive Com-
ponents. See page 13 & 15
Refer to
Service
- Auger Drive Com-
ponents. See page 13 & 15
Refer to
Service -
Rinse/Run Switch
for test procedures. See page 32
Refer to
Operation
- Rinse Timer.
See Page 5
Refer to
Service
- Relay for testing
procedures. See page 40
Refer to
Service
- Control Board #2
for testing procedures. See page 22
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