Hoshizaki F-450MAH Refrigerator User Manual


 
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6. Removal and Replacement of Evaporator Assembly
1) Drain the water from the evaporator by switching the flush switch to “FLUSH” on the
control box.
2) Unplug the icemaker.
3) Remove the panels.
4) Remove the three thumbscrews and take off the spout from the evaporator.
Cutter
5) Loosen the cutter by a wrench and remove it.
6) Remove the cylinder gasket at the top of the evaporator.
Extruding Head
7) Remove the three socket head cap screws and lift off the extruding head.
8) Replace the bearing inside the extruding head if it exceeds the wear tolerance of
0.02” or is scratched.
Note: Replacing the bearing requires a bearing press adaptor. If it is not available,
replace the whole extruding head.
Auger
9) Lift out the auger. If the area in contact with the bearing is worn or the blade is
scratched, replace the auger.
Evaporator
Note: Skip the following steps 10) through 12) when the evaporator does not need
replacement.
10) Recover the refrigerant and store it in an approved container, if required by an
applicable law.
IMPORTANT
Always install a new drier every time the sealed refrigeration system is
opened. Do not replace the drier until after all other repair or replacement
has been made.