Pentax Spotmatic Viewfinder Removal
Introduction
Passez à l'étape 1Removing the viewfinder is part of the longer disassembly process for the Pentax Spotmatic. It is also recommended for cleaning or replacing components of the viewfinder.
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Loosen three grub screws. Do not remove them from the frame counter cover.
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Lift off frame counter cover.
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Remove one 2.5 mm flat head screw. It is reverse or left-hand threaded.
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Remove the frame counter dial.
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Remove the retaining nut using a spanner wrench. A pair of fine tipped nippers can also work.
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Remove the dial seat.
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Remove three 2.3 mm flat head screws.
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Use a pick to rotate the retaining washer until the lobed sections are free.
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Lift off the advance lever.
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Remove the plastic shim washer.
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Remove one 2.8 mm pin head screw.
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Remove the shutter speed dial.
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Remove the ISO dial.
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Remove the internal spring.
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Remove the dial housing.
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The hole in the dial housing needs to go over the tab on the speed resistor.
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The tab on the ISO dial needs to mate with the hole in the dial housing.
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It can be difficult to line everything up while compressing the spring and installing the center screw. Be patient.
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Place a thin, sturdy tool in the spindle fork.
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Unscrew the rewind knob.
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Use a spanner wrench to unscrew the retaining nut.
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Remove the film reminder
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Remove the spring washer.
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Remove the friction plate.
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Unscrew or unsolder one black wire. This is the main power coming from the meter switch on the side of the mirror box.
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Unscrew one blue wire. This is the ground wire that connects the meter circuit to the body of the camera.
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Unsolder one yellow and one black wire from the speed resistor.
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Remove three 5.7 mm flat head screws.
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Lift out the viewfinder assembly.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Very clear description of the procedure to remove the top cover and of course the pentaprism and view finder . Great photographs to accompany each step and so well presented, could not be bettered. So that many thanks indeed - very very helpful. regards mark
