Pentax PZ-10 Back Cover Locking Switch Spring Replacement
Ryan Su and 8 other contributors
Last updated on Jan 15, 2026
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Better Introduction
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Introduction
Go to step 1 ↓If the back cover of the Pentax PZ-10 won't lock in place, the spring that holds the door in place may need to be replaced.
What you need
Tools
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With the lens face up and the bottom panel of the camera facing you, remove the two 7mm screws on the left using the J0 screwdriver.
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Remove the six 4.3mm screws in the middle and right of the panel using the J0 screwdriver.
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Pull off the bottom casing to remove.
Ask FixBot
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With the screws removed, the bottom casing should come off very easily by pulling on the casing.
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Press down on the locking switch on the side panel facing you.
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Tool used on this step:Tweezers$4.99
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Using a pair of tweezers, gently remove the metal tab securing the back door axle.
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Once the back cover is fully removed, remove the two 4.35mm screws attaching the cover of the unlocking switch, and remove the plate.
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Locate the spring at the upper left corner of the face, and pull the rings of the spring off of the pins to remove it using plastic opening tools.
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To reassemble your device, follow these instructions in reverse order.
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