12 Model 220Operating Procedures
Step 2
Install the beater assembly. First check thescraper
blades for any nicks or signs of wear. If the blades are
in good condition, place the rear scraper blade into the
grooves on the beater (knife edge t o the outside). The
pins on the blades fit under the pins on the beater to
prevent the blades from falling off.
Figure 4
Holding the rear blade on the beater, slide the beater
assembly into the freezing cylinder over the drive shaft
until the entire blade is inside. I nstall the middle
scraper blade into the two middle holding pins. Slide
the beater assembly in farther and install the f ront
scraper blade into the two front holding pins. Slide the
beater assembly the rest of t he way into the freezing
cylinder.
Figure 5
Make sure the beater assembly is pushed all the way
to the rear of the freezing cylinder and that t he end of
the beater shaft protrudes from the endof the beater
assembly. When in position, the beater will not
protrude beyond the front of the freezing cylinder.
Step 3
Assemble the freezer door. Insert the large o--ring
into the groove on the back of the freezer door.
Figure 6
Insert the front bearing into the hole in the center on the
back of the freezer door.
Figure 7
Slide the o--ring into the groove on the valve piston,
and lubricate.
Figure 8