(3) Unscrew the 3 screws and remove the iris unit.
12.23. Removal of Analysis Block
(1) Remove the upper case according to the section 12.2. "Removal
of Upper Case".
(2) Unscrew the 4 screws and remove the rear metal fittings.
(3) Unscrew the 2 screws and remove the shading board.
(4) Disconnect wiring connection to the 2 bimetals.
(5) Loosen each of 3 screws until they idle, remove the 4 lamp units.
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PT-D10000U / PT-D10000E / PT-DW10000U / PT-DW10000E