BA4.2.25 Lever In Sensor / Lever WR Sensor / Photo Interrupter(1) Separate the Front Assy. (Refer to 4.2.20)(2) Separate the Roller-Pressure and Roller Regist. (Refer to 4.2.23)(3) Remove the two screws (Black) ① . Remove the Holder-Sensor ② .(4) Remove the Lever-In-Sensor ③ . Remove the Spring-Sensor ④ .(5) Remove the Lever-WR-Sensor ⑤ . Remove the Spring-Sensor ⑥ .(6) Remove the two Photo Interrupter ⑦ .(7) Assembling is performed by the inverse procedure with removing.(Note on removing / assembling)1. Beware of not to touch the DC motor inattentively (Do not rotate motor).2. Make sure that the latch B of Holder-Sensor ② has engaged the latchA of the Front4-264. REPLACEMENT OF PARTS