Locking-Mechanisms Steelcase, HON, Herman Miller

Front Removable Lock Before May 4,1998

Code B

Front Removable Lock After May 4,1998

Code A

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Removal of Plastic Lock Plug & Installation of Lock Cylinder

CAUTION: Failure to follow the installation

instructions will cause inability to install lock.

CAUTION: Failure to follow the installation instructions will cause inability to install lock.

Removal of Plastic Lock Plug and
Installation of Lock Cylinder

1. Pull open plastic plug cover

2. While pressing the plug retainer tab to the right, insert a coin or the head of a key into the slot and turn 90º clockwise. This will unlock the case. You will hear the lock mechanism open.

CAUTION: Make sure you unlock the case BEFORE proceeding to step 3.

3. Push plug retainer tab down and remove plastic plug from parent unit.

4. Position lock cylinder tab at 45º or 2:00 position.
Insert lock cylinder at a tilted angle so the tab will collapse.

5. Push lock cylinder into the hole until it stops and turn the lock plug assembly
clockwise 45º (or the 3:00 position) and remove the key.

CAUTION: Make sure the tab is located at 45º or 2:00 before inserting lock cylinder.

Front Removal of Lock Cylinder

1. Turn lock plug to unlocked position with conventional key.

2. Insert removal tool into lock cylinder.

3. Rotate lock cylinder assembly slightly in a counter clockwise
direction while at the same time pulling on removal tool, thus removing
the lock cylinder from the lock assembly.

4. At this time the mechanism inside the lock

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updated 02/07