Hitachi IJ RX2 Service Manual page 144

4.8.2 Motor or Drive unit replacement
1 Turn off the power supply.
2 Perform "4.1.3 Approach to the parts on the rear side of the equipment".
3 Remove the connector from the Motor.
Motor connector
Motor
Unit door
4 Remove the screws (4 positions) that fix the motor.
The motor can be removed.
(The motor and the spacer are joined.)
Pump Unit Motor Fixing screw
Spacer
4-20