Dispenser Troubleshooting - Follett 110 Series Installation & Service Manual

Dispenser troubleshooting

Disconnect power to dispenser and icemaker before putting hands or arms in storage area, or
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attempting any repair or service to equipment.
Before calling for service:
• Check that there is ice in dispenser bin area
• Check that congealed cubes are not causing a jam
Symptom
1. Does not dispense
ice
2. Does not dispense
water
3. Water runs
continuously
4. Dispense
wheel rotates
continuously
5. Icemaker runs
continuously
6. Ice dispenses by
itself
Possible cause
a. Faulty dispense gate
b. Faulty dispense solenoid
c. Power switch off or faulty
d. Faulty dispense switch
e. Wheel motor malfunction
f. Drive chain off
g. Sprocket key missing
a. Dispense switch faulty
b. Faulty water solenoid
c. Solenoid plugged by debris
a. Dispense switch contacts burned shut
b. Debris preventing valve from closing
a. Dispense switch contacts burned shut
b. Faulty level fill timer
c. Faulty level fill relay
a. Faulty or incorrectly positioned bin
thermostat
b. Incorrect field wiring
a. Faulty dispense gate
b. Faulty dispense solenoid
c. Faulty dispense switch
• Check that all switches and circuit breakers are on
• Check that all drains are clear
a. Replace dispense gate
b. Replace dispense solenoid
c. Check switch; turn on or replace if faulty
d. Replace switch
e. Check motor and replace as required
f. Reinstall chain
g. Install key and tighten sprocket
a. Check switch and replace if faulty
b. Check solenoid and replace if faulty
c. Remove and clean valve
a. Check switch and replace if faulty
b. Remove and clean valve
a. Replace dispense switch
b. Replace level fill timer
c. Replace level fill relay
a. Check for proper positioning (middle of
adjustment range); if thermostat does not
open when ice is placed on capillary tube,
replace thermostat
b. Check that icemaker receives bin signal
from dispenser
a. Replace dispense gate
b. Replace dispense solenoid
c. Replace dispense switch
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Solution