---
title: My change key is inserted but the dial will not turn.
description: If the U8 change key is inserted but the dial will not turn enough to allow you to dial in your new combination, you have a misaligned change key cam.
---

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2. [Mechanical Spin Dial Locks](https://resources.sargentandgreenleaf.com/migration/knowledge/mechanical-spin-dial-locks?hsLang=en)
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# My change key is inserted but the dial will not turn.

## If the U8 change key is inserted but the dial will not turn enough to allow you to dial in your new combination, you have a misaligned change key cam.

![misaligned cam 1](https://resources.sargentandgreenleaf.com/hs-fs/hubfs/misaligned%20cam%201.png?width=616&height=476&name=misaligned%20cam%201.png)

![misaligned cam 2](https://resources.sargentandgreenleaf.com/hs-fs/hubfs/misaligned%20cam%202.png?width=613&height=290&name=misaligned%20cam%202.png)

![misaligned cam 3](https://resources.sargentandgreenleaf.com/hs-fs/hubfs/misaligned%20cam%203.png?width=617&height=319&name=misaligned%20cam%203.png)

Once you have the change key cams properly turned in the correct directions you may need to use: 

- [How can I change my Combination for my Mechanical Lock when I do not have the combination?](https://resources.sargentandgreenleaf.com/knowledge/how-can-i-change-my-combination-for-my-mechanical-lock-when-i-do-not-have-the-combination?hsLang=en)

 

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