21
Model 5454 Operating Procedures
Step 8
Snap the restrictor caps over the end of each door
spout.
Figure 21
Step 9
Slide an o-ring into the groove on each syr up hole plug
and lubricate. Install the syrup hole plug in each syrup
port of the freezer door.
Figure 22
Air/Mix Pump Assembly
The purpose of the air/mix pump is to meter a specific
amount of air andm ix, and to transfer this combination
to the freezing cylinder.
Step 1
Assemble the piston. Slide the o-ring into the groove
on the piston. DO NOT lubricate this o-ring.
Figure 23
Note: Check bands have two smooth surfaces. A
concave shape indicates an incorrect assembly. Turn
the check band inside out to correctly expose t he flat
surface.
Figure 24