Ricoh D146 Service Manual page 82

9. After removing the orange tape [A], remove the orange tape [B] and red tag [C].
10. Remove the orange tapes [A].
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When removing the orange tapes, remove the orange tapes one by one without
removing the preset seal as shown below.
11. Remove the preset seal [A] in the direction of the blue arrow.
SM 2-11 D146/D147/D148/D149/D150
Main Machine Installation