Inspection Guidelines (Check) - Pentax 67 II Service Manual

2.36 Inspection guidelines (check)
1) Winding check
-1) Check on operation of the winding lever click angle at pull -out and housing.
-2) Check on catching and faults during winding.
-3) Check during return of winding lever.
2) Curtain speed, shutter speed
-1) Cunain speed: 22.9
+/-
0.5 ms (1/1000 sec. during 62 mm mnning. Parallel light testing device used.)
(Ref.: 24 ms
I
69.5 mm during running.)
-2) Manua 1 shutter speed (standard)
1/1000 0 . 74~1.53
ms
1/500 1.53~2.58
ms
1/250 3.17~4.81
ms
1/60 13.6~17.9 ms
1/15
56.3~69.3
ms
1/4 225~277
ms
1
901~1,110
ms
x
31.2~41.2
ms
-3) Exposure unevenness
Difference during exposure at
2
random locations:
0.45
EV or Jess
Difference between aperture center and one other location: 0.35 EV or Jess
-4) Auto-s butter speed (reforence values)
LY 15 1.48~2.58 ms
:
±0.4 EV
12 12.7~19.2
ms ±0.3 EV
:
6 812~1231
ms
II
(With standard Jens jig and standard AE Penta jig. Not supplied by the service department.)
3) X time lag:
1": 1.2 ms or over
2"d:
3.3 ms or over
(1/30 sec., 62 mm running)
4) Flash firing check
Attach the flash unit to the body and ensure that it fires without lacking of exposure at the shutter dial X or
1/30
position.
5) Mirror operation check
-1) Press the mirror sheet with the fingers, release the shutter with B (bulb) and raise slowly.
When this is done, check that there is no catching and that it does not stop halfway.
-2) Place the camera upside down, release the shutter with B, and wind up again.
When this is done, check that the mirror does not rise.
6) Back cover opening and closing check
The back cover should open and close smoothly when opened and closed several times. There should be no creaking
noises or any other unusual noises. The cover should not come into contact with the top and under covers.
7) Check rollers on each pan
-1) Check that there are no rotation faults, creaking or loose.ness
when the rollers on each of the parts of the body
and inside the back cover are rotated.
-2) Make sure there are no scratches or dirt
which might effect the film on the rollers of film plane
and counter rollers.
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