Hardware How-To
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      How to reinstall MPLS thumbturn and cylinder

      Follow our helpful process here to make your next project a success and to ensure your door is properly secured.

       

      Time Required: Icon_Time3_30m_60m_85gray-1 Difficulty: Icon_DiffLevel2_85gray-1

       

      Tools Required

      1. Safety glasses Icon_SafetyGlasses_85gray-1
      2. Phillips head screwdriver Icon_ScrewDriver_85gray-1
      3. Ring wrench (or paper clip)
      4. Allen wrench Icon_AllenWrenchSet_85gray-2-1

      Materials Required

      1. New thumbturn
      2. New cylinder

      Steps to complete

      1) Remove cylinder screw

      2) Remove thumbturn

      3) Cylinder alignment

      4) Cylinder removal

      5) Replacement cylinder install

      6) Replacement thumbturn install

       

      Step 1) Remove cylinder screw

      Thumbturnstep1

      Use the Phillips head screwdriver to remove the cylinder screw on the side of the locking mechanism.

       

      Step 2) Remove thumbturn

      Thumbturnstep2

      Using the allen wrench, loosen the set screw and pull the thumbturn from the cylinder.

       

      Step 3) Cylinder alignment

      Thumbturnstep3

      Using the ring wrench (or paper clip) insert into the cylinder lock and pull downward to release the spring tension. Press the cylinder through the back side of the mechanism.

       

      Step 4) Cylinder removal

      Thumbturnstep4

      Pull the old cylinder out of the locking mechanism.

       

      Step 5) New cylinder install

      Thumbturnstep5

      Align the drive tab with the rest of the cylinder assembly and then slide the new cylinder into it's housing.

      Thumbturnstep6

      Now is the time to reinstall the cylinder screw.

      Step 6) Replacement thumbturn install

      Thumbturnstep7

      Place the new thumbturn on to the cylinder rod and use an allen wrench to tighten the set screw. The installation is now complete.

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