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37
Model C712 Important: Operator Checklist
PROBLEM PROBABLE CAUSE REMEDY PAGE
REF.
3. The product is too thick. a. Freezing cylinder not
primed correctly.
a. Drain the freezing cylinder
and reprime the machine.
30
b. Air/mix pump incorrectly
assembled.
b. Follow assembly
procedures carefully.
26
c. The viscosity control is set
too cold.
c. Call an authorized service
technician.
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d. Freeze-up in mix inlet
hole.
d. Call an authorized service
technician.
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4. The mix in the hopper is
too warm.
a. Hopper cover is not in
position.
a. Clean and sanitize hopper
cover and place in
position.
30
b. The hopper temperature is
out of adjustment.
b. Call an authorized service
technician.
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5. The mix in the hopper is
too cold.
a. The hopper temperature is
out of adjustment.
a. Call an authorized service
technician.
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6. M ix Low and Mix Out
probes are not
functioning.
a. Milkstone build-up in the
hopper.
a. Clean hoppers thoroughly.
33
7. P roduct is collecting on
top of the freezer door.
a. The top o-ring on draw
valve is improperly
lubricated or worn.
a. Lubricate properly or
replace the o-ring.
24
8. Excessive mix leakage
from the bottom of door
spout.
a. Bottom o-ring on draw
valve is improperly
lubricated or worn.
a. Lubricate properly or
replace the o-ring.
24
9. Excessive mix leakage
into the long drip pan.
a. The seal on drive shaft is
improperly lubricated or
worn.
a. Lubricate properly or
replace the seal.
21
b. The seal is installed
inside-out on the drive
shaft.
b. Install correctly.
21
c. Inadequate lubrication of
the drive shaft.
c. Lubricate properly.
21
d. The drive shaft and beater
assembly work forward.
d. Call an authorized service
technician.
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e. Worn rear shell bearing. e. Call an authorized service
technician.
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f. Gear box out of alignment. f. Call an authorized service
technician.
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