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14
Model 490Operating Procedures
Step 4
Place the c ontrol switch in the “WASH” position.
This will cause the sanitizing solution in the freezing
cylinder to agitate. Allow the solution to agitate for
five m inutes.
Figure 17
Step 5
Place an empty pail beneath the door spout and
raise the dr aw arm. Draw off all the sanitizing
solution. When the sanitizer stops flowing from the
door spout, lower the draw arm and plac e the c ontrol
switch in the “OFF” position.
Note: You have just sanitized the f reezer;
therefore, be sure your hands are sanitized
before going on in these instructions.
Step 6
Assemble the hopper gasket around the top edge of
the mix hopper . S tand the air tube in the corner of
the mix hopper .
Figure 18
Priming
Prime the machine as close to the time of first
product draw as possible.
Step 1
With a mix pail beneath the door spout, raise the
draw arm. Pour two gallons (7.6 liters) of FRESH
mix into the hopper and allow it to flow down into the
freezing cylinder. This will force out any remaining
sanitizing s olution. When full strength m ix is flowing
from the door spout, lower the draw ar m.
Figure 19
Step 2
When the m ix has stopped bubbling down into the
freezing cylinder, and the mix out probe is satisfied,
install the air tube in the mix inlet hole.
Figure 20
Step 3
Fill the hopper with mix. As the mix level comes in
contact with the mix level sensing probe on the wall
of the hopper , the “MIX LOW” light will extinguish.