Mamiya RB67 - Special Pointers in Using the Mamiya RB 67; Condition: Shutter release button will not release; Condition: Lens cannot be removed; Condition: Roll film holder cannot be removed

• Special Pointers in Using the Mamiya RB 67
Under any of the following conditions the cameras safety
interlock mechanism will engage. This may seem to be a
ca me ra
malfunction . A few of these conditions are listed
below.
The page in the instruction manual covering these
situations is indicated in parenthesis.
Condition: Shutter release button will not
release.
1. When the mirror is up:
Press the shutter cocking lever (pg. 12).
2 . When the dark slide is not pulled out:
Pull out the dark slide (pg. 18 ).
3. When the shutter release button is locked:
Turn the shutter release lock ring counterclockwise
(pg.
12).
4. When the revolving adapter is not turned fully to
the click stop position:
Turn the revolving adapter a full 90 ° until it clicks and
stops (pg.
14) .
5. When the slide lock is stopped halfway: .
Move
the slide lock to its stopping position (pg. 12).
Condition: Lens cannot be removed.
1. Press the shutter cocking lever down fully, and then
turn the bayonet ring counterclockwise. (pg. 11)
Condition: Roll film holder cannot be removed.
1. Insert the dark slide completely , then move the slide
locks
(pg. 18).
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