SONY DVW-522P
Manual de Servicio

2-2-6. Pinch Roller Replacement

Removal 1. Remove the Pinch Arm Assembly (1) Remove the stop washer at the top of the pinch arm. c If a poly-slider washer is inserted between the pinch arm assembly and the stop washer, remove it. This poly-slider washer is used for vertical play adjustment. (2) Remove the pinch arm assembly from the threading ring. c Do not remove the poly-slider washer and spring at the bottom of the pinch arm assembly from the shaft.
Pin

Stop washer Poly-slider washer Pinch arm assembly

Groove Threading ring

Installation 2. Install the Pinch Arm Assembly (1) Pass a new pinch arm assembly through the shaft while hooking the spring as shown in the figure. c Insert the short-end spring into the groove of the threading ring and hook the long-end spring to the pin of the pinch arm assembly. (2) Fix the pinch arm assembly by the stop washer. (3) Push the pinch arm assembly manually in the direction of the drum, then release. At that time, confirm that the pinch arm assembly smoothly returns to the former position.
Spring

Remove/Install the Pinch Arm Assembly

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