50 Model PH90Operating Procedures
Attach the syrup lines to the freezer door. Insert the
syrup line fitting into the syrup port in the freezer door.
The flat side of the syrup line fitting mus t be aligned
with the pin in the syrup port. Rotate the syrup line
fitting upward to lock in place. (See Figure 97.)
Figure 97
Note: Whenever a particular syrup line is not used,
the syrup hole plug found in the spare parts kit must be
installed. Place the syrup hole plug o--ring into the
groove of the syrup hole plug and lubricate. Align the
flat portion of the syrup hole plug with the locking pin
in the open syrup port of the freezer door. Insert the
syrup hole plug and turn slightly to lock in place.
Step 5
Clean the calibration cup and syrup sampler.
This ProcedureMust be Performed Daily!
Syrup Pump

Syrup Pump Disassembly

Before the first use, and after use daily, disassemble
and clean the pump.
Step 1
Flush and rinse the pump in a container of warm water.
Place the lower end of the pump into the water
container. Operate the pump until only warm water
flows from the discharge tube.
Step 2
Remove the pump from the container of water for
disassembly.
Step 3
Remove the plunger assembly from the pum p body by
turning the plunger nut counterclockwise. ( See
Figure 98.)
Figure 98
Step 4
Torem ove the knob, compress the spring toward the
knob, using the washer. Compress it enough to grab
onto the plunger with your hand for support. Begin
removing the knob with your other hand.
(See Figure 99.)
Figure 99
Step 5
Remove the knob o--ring.
Step 6
Remove the plunger nut from the plunger tube.