Hitachi IJ RX2 Service Manual page 127

4.1.3 Access to the parts on the rear side of the equipment
(1) Access method from the front
1 Perform the operations of 1 to 3 in "4.1.2 Approach to the parts on the
front side of the equipment".
2 Remove the fixing screws (2 pieces) of the unit door and open the unit door.
"Caution" Take care not to cause the plumbing tube to be caught.
Fixing screw
Unit door
4-3