PROBLEM PROBABLE CAUSE REMEDY
3. The product is too soft. The draw rate is set too fast. Adjust the draw rate to 5 - 7-1/2 oz.
(142 g. - 213 g.) of product by weight
every 10 seconds.
Outdrawing the capacity of the The continuous draw rate is
freezing cylinder. approximately 15 cones.
There is inadequate air space around A minimum of 3 " (7.6 cm.) of
the unit. clearance around all sides is required.
Exception: The minimum requirement
for the 338 and 750 is 6" (15.2 cm.).
Dirty condenser or air filters on air Clean regularly.
cooled units.
Inadequate water supply on water Check the water supply. Check the
cooled units. water lines for leaks or kinks.
Bad scraper blades. Replace the scraper blades.
The viscosity control is set too warm. Adjust the viscosity.
Incorrect usage of the mix feed tube Follow the correct feed tube
(gravity style freezers). procedures and use of the air orifice.
4. The mix in the hopper is too The hopper cover is not in position. Clean the hopper cover and place it in
warm.
position.
The hopper temperature is out of Adjust the temperature control.
adjustment.
5. The mix in the hopper is too cold. The hopper temperature is out of Adjust the temperature control.
adjustment.
6. Product is collecting on top of the The top o-ring on the draw valve is Lubricate properly or replace the
freezer door. improperly lubricated or worn. o-ring.
7. Excessive mix leakage from the The bottom o-ring on the draw valve is Lubricate properly or replace the
bottom of the door spout. improperly lubricated or worn. o-ring.
8. Excessive mix leakage into the The seal on the drive shaft is Lubricate properly or replace the seal.
long drip pan. improperly lubricated or worn.
The seal is installed inside-out on the Install the seal correctly.
drive shaft.
9. Excessive mix leakage from the Worn or missing o-rings on the pump Install or replace the o-rings.
rear of the freezer into the short drive shaft.
drip pans.
Inadequate lubrication of the drive Lubricate properly.
shaft.
The drive shaft and beater assembly Verify the refrigerant charge and
work forward. check for a shorted freezing cylinder.
Worn rear shell bearing. Replace the component.
Gear box out of alignment. Re-align the gear box.
10. The drive shaft is stuck in the Mix and lubricant have collected in the Brush clean the rear shell bearing
drive coupling. drive coupling. area regularly.
Rounded corners of the drive shaft, Replace worn component(s).
the drive coupling or both.
The gear box is out of alignment. Re-align the gear box.
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