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CAUTION:

 Make sure key does 

not move from stop position 

while tightening clamp screw.

    CHANGING THE GUARD SIDE

1.

   Insert guard key. Rotate 

CLOCKWISE

 until it 

stops.

2. 

  Insert renter key. Rotate 

CLOCKWISE

 until it 

stops. Lock should be in unlock position now.

3.

   Loosen guard fence clamp screw (on back, 

center of lock) with change tool. Turn no more 
than 3 times 

COUNTER CLOCKWISE

RENTER KEY

GUARD KEY

4.

   Rotate guard key 

COUNTER CLOCKWISE

 and 

remove.

5. 

  Insert new guard key and rotate CLOCKWISE 

until it stops.

fence

 

clamp

 

screw

 

Bullseye B500 Series Locks

Change Instructions

1-800-364-4899

  

bullseyesdlocks.com

6.

   Use change tool to tighten guard fence clamp 

screw CLOCKWISE.

7.

   Rotate renter key COUNTER CLOCKWISE and 

remove. 

8. 

  Rotate guard key COUNTER CLOCKWISE and 

remove. Lock is set.

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