Service Manual

Canon NEW F-1 Service manual
Page 29
Adjustment Notes
17. Following Needle Hidden Position
17.1 Activate the stop-down lever, with the lens on
or off of "A", the following needle must not be
visible.
17.2 Push the stop-down lever back into the normal
position. With the lens off of "A" the following
needle is visible. It must disappear when the
lens is set to "A".
17.3 Adjust the hex-head eccentric (dwg.) to meet
these requirements.
17.4 Following Needle Movement (Reference)
18. Release Stroke and Pressure (Checks)
18.1 Mechanical Release (without battery)
Shutter button protrusion : 1.0±0.2mm (Std: Shutter Ring)
Release Stroke : 1.4±0.2mm
Total Stroke : 1.7±0.1mm
Release pressure : Under 1,000 g
18.2 Electromagnetic Release
SW 1 ON : 0.8+0.2mm
SW 2 ON : 1.4±0.2mm
SW 1 - SW 2 Separation : At least 0.5mm
Total Stroke : 1.7±0.lmm
SW 1 Pressure : 100±20 q (except when R button
SW 2 Pressure : 350±50 g set or at "B")