How to Change Built-In Locker Lock Combinations

How to Change Combinations on Built-in Locker Locks

In order to change the combination, obtain the control key and chart showing combinations possible for each lock. Then determine your lock model.

For models 1630, 1631, 1654, 1655, 1670, 1671, & 1690

  1. Insert control key and turn it right one-quarter turn to position as shown above. Open door.
  2. Revolve dial to the right at least one complete turn, stopping at zero (0).
  3. Depress push-button on back of lock case and hold in depressed position.
  4. With other hand, rotate the dial to the right two tick marks. (Do not turn dial more than two tick marks with button depressed.) Then release push-button.
  5. Turn dial to the right until you hear click. Then stop. The combination has now been changed.
  6. Close locker door. Remove key by turning it one quarter turn to left, back to original position.

How to Change Combinations on the 1652 Built-in Locker Lock

  1. Insert the control key into the lock knob and turn ¼ turn to the left.
  2. Rotate the dial to the right two tick marks. (Do not turn the dial more than two tick marks)
  3. Rotate the key in the knob to the right ¼ turn, back to the original position.
  4. Rotate dial to the right until you hear a click, then Stop. The combination has now been changed.
  5. Remove the key.

After you've changed the combination:

  1. Dial the new combination (see chart for dialing numbers) to be certain that combination has been properly changed.
  2. If a mistake was made in following the above instructions, dial the first combination (see chart). If it does not work, dial the next combination, etc. until correct combination to open the lock is reached.
  3. IMPORTANT: Make sure the combination change is reported to the lock supervisor so the records can be brought up to date.