Olympus OM-1 Repair Manual page 48

CHECK POINTS
(INSPECTION STANDARDS)
CENERAL FUNCTIONS
Major Check Relative Functions
Point_to be checked
1. Viewfinder
(1) Focus
Checking Method or
_Points of Special Attention_
1) No dirt or filth on it.
2) No blurring at the rim of the
viewfield.
3) The edge of the prism should not be
observed conspicuously.
1) When focussed at oo or at a
distance desired, there should be
no discrepancy between the reading
on the focusing ring and the actual
distance from subject to the film
surface.
(2) Eyepiece Frame 1) No deformation, rattling, nor space
between the top cover. The
magnifier should be mounted onto
it firmly.
2. R Knob
(CA8725)
1) No rattling vertically.
(Horizontal tolerance, B-F & R-L,.
should be 0.1mm or less in the
stored position, and 0.3mm or les.s
at the tip of the knob when pulled
out.)
2) Smooth and accurate rotation for
rewinding.
3) Can be pulled out or pushed in
smoothly and accurately.
4) The knob can be further pulled out
(second step) to unlock and open
the rear cover, but should auto-
'olvmpus.demcntia.org/