Carrier 336 - Manual (Page 25)

21 Models 336, 338 & 339 Operating Procedures
Step 4
Remove the o-rings from the air tubes and air orifices.
Step 5
Return to the freezer with a small amount of cleaning
solution. Brush clean the rear shell bearings at the
back of the freezing cylinders with the black bristle
brush.
Figure 33
Step 6
Remove the rear drip pan and take it to the sink for
cleaning.
Note: If the drip pan is filled with an excessive amount
of mix, refer to the Troubleshooting Guide.
Step 7
Thoroughly brush clean all disassembled parts in the
cleaning solution making sure all lubricant and mix film
is removed. Take particular care to brush clean the
draw valve cores in the freezer door. Place all the
cleaned parts on a clean, dry surface to air dry
overnight.
Step 8
Wipe clean all exterior surfaces of the freezer.