Mirror Bounce Brevention Lever - Canon A-1 Repair Manual

2.5 Mirror Bounce Brevention Lever
1. The force required to just start the mirror bounce
prevention lever, applied at "F" in figure 2-8 should
be bet ween 10 and 20 grams. It i s adjusted by chang-
ing the jump prevention Spring (CSl-6109-000)
2 . Bounce Prevention Lever Overcharge Adjustment
1) Install the front panel unit on the universal 90
0
c o limator.
2) Push the lever as far as possible in the "P"
direction and hold it.
3) The mirror angle should change 16' to 48' from
the normal position. (Fig. 2-8)
Adjustment: Eccentric Screw A
Mirror bounce
prevention lever
spring.
Mirror bounce
prevention level
Fig. 2-8
Eccentric Screw A
Note : Improper adjustment may cause instability of
the viewfinder display at the end of each
shutter operation .