Troubleshooting - Machine - Stoelting U431 I2 Owner's/Operator's Manual

5.3 TROUBLESHOOTING - MACHINE

PROBLEM
1 Power to machine is off.
Machine does not 2 Freeze-up (auger will not turn).
run.
3 Front door not in place.
1 No mix in the mix container.
Machine will not
2 Spigot stuck open.
shut off.
3 Refrigeration problem.
1 CutOut Consistency setting too high
Product is too fi rm.
1 No vent space for free fl ow of cooling
2 Condenser is dirty.
3 CutOut Consistency setting too low
Product is too soft.
4 Auger is assembled incorrectly.
5 Refrigeration problem.
1 No mix in the mix container.
2 Drive motor overload tripped.
Product does not
3 Drive belt failure.
dispense.
4 Freeze-up (Auger will not turn).
5 Auger turning counter-clockwise.
1 Worn drive belt.
Drive belt slipping 2 Freeze-up (Auger will not turn).
or squealing.
3 Not tensioned properly.
1 Outside surface of rear auger seal is
2 Rear seal missing or damaged.
Rear auger seal
leaks.
3 Seal o-ring missing, damaged or
4 Worn or scratched auger shaft.
1 Front door knobs are loose.
2 Spigot parts are not lubricated.
3 Chipped or worn spigot o-rings.
Front door leaks.
4 O-rings or spigot installed wrong.
5 Inner spigot hole in front door nicked
Owner's Manual #513660
POSSIBLE CAUSE
air.
lubricated.
installed incorrectly.
or scratched.
1 Supply power to machine.
2 Turn off cylinder, wait for 15 minutes, then
restart.
3 Assemble front door in place.
1 Add mix to the mix container.
2 Make sure spigot is fully closed.
3 Check system. (Call distributor for service)
1 Adjust the CutOut Consistency (See Section 4)
1 A minimum of 3" of air space at the back. (See
Section 2)
2 Clean the condenser. (See Section 4)
3 Adjust the CutOut Consistency (See Section 4)
4 Remove mix, clean, reassemble, sanitize and
freeze down.
5 Check system. (Call distributor for service)
1 Add mix to the mix container.
2 Wait for automatic reset. (If condition
continues, call distributor for service.)
3 Replace drive belt.
4 Turn off cylinder, wait for 15 minutes, then
restart.
5 Change rotation to clockwise.
1 Replace drive belt.
2 Turn off cylinder, wait for 15 minutes, then
restart.
3 Adjust belt tension
1 Clean lubricant from outside of rear seal,
lubricate inside of seal and reinstall.
2 Check or replace.
3 Check or replace.
4 Replace auger shaft.
1 Tighten knobs.
2 See Section 3.
3 Replace o-rings.
4 Remove spigot and check o-ring.
5 Replace front door.
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REMEDY
U431 I2 Model Machines