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INVENTORY RACK (OPTION)
The optional inventory racks (IR-220U, IR-224U) are useful to store the precious materials in the chamber
effectively. When the racks are used, it is necessary to adjust the height of the shelves. Set the shelf
stopper as shown in the figure below.
WARNING
Fix the shelf supports and shelves securely. And store the inventory racks securely.
Incomplete installation may cause injury or damage.
IR-220U
IR-224U
<MDF-U74V>
NOTE
：
Only inventory rack IR-220U can be applied
when the independent inner door (MDF-7ID
or MDF-5ID) is installed.
Shelf support
Shelf stopper
No. 4 under second screw from the
top (There is a mark which hollowed
at the shelf support front side.)
No. 3 under fifth screw from the top
(There is a mark which hollowed at
the shelf support front side.)
No. 3 under second screw from the
bottom (There is a mark which
hollowed at the shelf support front
side.)
