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Fix a Window That Won't Stay Open

mediumHome Repair1-2 hours8 steps

Safety Warnings

  • Wear safety glasses when handling sash springs or weights
  • Use caution when working at heights on ladders
  • Ensure window sashes are securely supported to prevent accidental slamming on fingers

Tools Needed

Screwdriver — check locally
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Pliers — check locally
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Materials

Replacement sash cords or springs — check locally(as needed)
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Steps

1
Inspect the window to determine if the issue is caused by a broken sash cord, a detached weight, or a failed balance spring.
2
Remove the interior molding or stop strips to access the window pocket and balance mechanism.
3
Carefully remove the sash from the frame if the mechanism requires full replacement.
4
Identify and remove the broken cord or damaged spring.
5
Install the new balance spring or sash cord, ensuring it is securely attached to the sash and the weight/tension mechanism.
6
Reinsert the sash into the window frame.
7
Reinstall the interior molding or stop strips.
8
Test the window by opening it to various heights to ensure it stays in place without sliding down.

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Sources

Synthesized from 2 verified sources:

Gutenberg: Dwelling ConstructionView →
USDA Farmers' Bulletin (Gutenberg)View →