33
Model 5454 Operating Procedures
061121
Step 4
Press the PUMP keypad. Lower t he draw handles and
draw off all the cleaning solution. Once the solution
stops flowing from the door spouts, c lose the draw
handles and press the WASH and PUMP keypads to
stop operation.
Disassembly
Step 1
BE SURETHE POWER SWITCH IS IN THE
“OFF” POSITION. CHECK TO MAKE SURE NO
LIGHTS ARE LIT ON THE CONTROL PANEL.
Figure 65
Step 2
Remove the restrictor caps from the bottomof each
door spout.
Step 3
Remove the spinner blades from the bottom of each
door spout by lifting the slip collar on the coupling and
lowering the blade.
Step 4
Remove the handscrews, freezer door, beater,
scraper blades, and drive shaft from the f reezing
cylinder. Taket hese parts to the sink for cleaning.
Step 5
Remove the air/mix pump. Unscrew the flare linefr om
themix f eed tube. Pull the retaining pin out of the pum p
collar and slide the collar down. Tilt the air/mix pump
away from the machine, and take the entire assem bly
to the sink for further disassembly and brush cleaning.
Brush Cleaning
Step 1
Prepare a sink with an approved cleaning solution
(example:Kay- 5Ror Stera- SheenR). USE WARM
WATER AND FOLLOW THE MANUFACTURER’S
SPECIFICATIONS. If an approved cleaner other than
Kay- 5Ror Stera- SheenRis used, dilute ac cording
to label instructions.
IMPORTANT: Follow label directions, as too
STRONG of a solution can cause parts damage, while
too MILD of a solution will not provide adequate
cleaning.
Make sure all brushes provided with the freezer are
available for brush cleaning.
Step 2
Remove theseal from the drive shaft.
Step 3
Remove the gasket, front bearing, pivot pin, draw
handles, draw valves, prime plug and syrup holeplugs
from the freezer door. Remove all o- rings.
Note: Toremove o -rings, use a single service towel
to grasp the o- ring. Apply pressure in an upward
direction until the o- ring pops out of its groove. W ith
the other hand, push the top of t he o- ring forward, and
it will roll out of the groove and can be easily removed.
If there is more than one o- ring tobe removed, always
remove the rear o- ring first. This will allow the o- ring
to slide over the forward rings without falling into the
open grooves.
Step 4
Remove the flare line, suction line, retaining pin, mix
inlet fitting, spring and poppet, valve body, and piston
from the pump cylinder. Remove all o- rings and check
bands. Remove the weighted end from the suct ion
line.
With cleaned and sanitized parts trays availab le:
Step 5
Thoroughly brush clean all disassembled parts in the
cleaningsolut ion, making sure all lubricant and mix film
is removed. Take particular care to brush clean the
draw valve core in the freezer door. Place all the
cleanedpart s in their proper places on the cleaned and
sanitized parts trays to air dry overnight.
Note: Never leave the mix probe immersed in water.
Rinse the probe in the cleaning solution and allow it to
air dry overnight.