16
OPTIONAL COMPONENTS
Inventory rack
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 support as shown in the figure below.
Shelf support
Shelf stopper
No. 4 under second
screw from the top
No. 3 under fifth
screw from the top
No. 3 under third
screw from the bottom
IR-220U
IR-224U
<MDF-U72V/MDF-U72VC>
NOTE
：
Only inventory rack IR-220U can be applied
when the independent inner door (MDF-7ID
or MDF-5ID) is installed.
