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Models 369/370/371 15
IMPORTANT: The display light bulb must be replaced with the factory authorized replacement bulb. Failure
to comply may result in component damage or severe personal injury due to broken glass.
Troubleshooting Guide
PROBLEM PROBABLE CAUSE REMEDY
1 - Product is too stiff. a - Improper mixing of product.
b - Mix low condition.
c - Viscosity needs adjustment.
a - Carefully follow directions for mixing
product.
b - Add mix to mix hopper.
c - Adjust accordingly.
2 - Product is too soft. a - Improper mixing of product.
b - Viscosity needs adjustment.
a - Carefully follow directions for mixing
product.
b - Adjust accordingly.
3 - No product is being dispensed. a - Improper mixing of product.
b - Product frozen up in evaporator.
c - Beater shaft not rotating. Power switch
is not in the “I” position and the mix
refrigeration switch is not in the “I” or “II”
position.
a - Carefully follow directions for mixing
product.
b - Adjust viscosity accordingly.
c - The power switch must be in “I” and the
mix refrigeration switch in the “I” or “II”
position.
4 - The freezer will not operate with the
power switch in the “I” and the mix
refrigeration switch in the “I” or “II”
position.
a - The unit is unplugged.
b - Blown fuse, or the circuit braker is off.
c - The beater is off on high pressure cut
out (amber light is lit).
a - Check the plug at wall receptacle.
b - Replace the fuse or turn the braker on.
c - Clean the filter or provide adequate
ventilation.
5 - Excessive mix leakage from door
spout.
a - Improper or inadequate lubrication of
draw valve o-rings.
b - Wrong type of lubricant on draw valve
o-rings.
c - Worn or missing drawvalve o-rings.
a - Lubricate properly.
b - Use food grade lubricant (example:
Taylor lube).
c - Replace or install o-rings on draw valve.
Parts Replacement Schedule
PART DESCRIPTION EVERY 3 MONTHS EVERY 6 MONTHS
Outer Spiral Scraper Blade Inspect & Replace as Necessary Minimum
Rear Hopper Gasket Inspect & Replace as Necessary
Draw Valve O-Ring X