Why Can’t I Remove My CompX Timberline Lock Core?

CompX Timberline (TA series) lock cores are removed differently than standard lock cores.

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🔑 How to Remove a CompX Timberline (TA Series) Lock Core

Follow these steps carefully:

1. Turn the lock to the unlocked position
   • Use your normal key
   • Turn the lock fully clockwise until it is unlocked
2. Insert the control key 
   • Remove the normal key
   • Insert your control key into the lock
3. Rotate the control key
   • Turn the key 90 degrees clockwise
   • At this point, it may feel like the lock has stopped
4. Pull the lock plug
   • The lock core should release and pop out

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⚠️ Important Tips

• It may feel like the lock won’t turn any further — this is normal
• Apply steady pressure to complete the final turn
• Some users find it helpful to use pliers for extra grip
• The core will not release until the full turning sequence is completed

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🧰 If the Core Still Won’t Come Out

• Try using a lock lubricant (WD-40 or graphite)
• Insert and remove the key a few times to loosen the mechanism
• Then repeat the steps above