Gestetner B147 Service Manual page 1032

Tech Service Bulletin No. B147/B149 /B190 – 012 REISSUE
4. While holding the development unit with one hand,
pull out the tape gently as shown.
5. Push in the four development units all the way to
the rear.
6. Lower the drum plate.
7. Tighten the upper-left screw for the drum plate.
8. Tighten the lower-right screw for the drum plate.
9. Return the transfer belt release lever to its
operational position. (See step 1.)
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