FAQs - Master Lock®

Frequently Asked Questions
Question:	How do I change the combination on a "Set-Your-Own" combination lock model #653D?
Answer:	Here are the instructions for changing the combination on you model 653D lock. This lock is preset at the factory to operate at 0-0-0-0. 1. With dials at 0-0-0-0, pull out the shackle 2. Turn shackle counterclockwise 90 degree (1/4 turn) 3. Continue pressing shackle down and turn another 90 degree (1/4 turn) 4. Set the dials to your own combination 5. Turn shackle clockwise back to the original 90 degree position, lift and return shackle to closed position Note: Be sure to record your NEW combination as you are the only one that knows it! (Try our combination registration site at combolocker.com, a free service from Master Lock!) Note: The lock may only be reset when it is in the open position. If you do not recall the combination the lock is set to, you will not be able to reset the combination.

Here are the instructions for changing the combination on you model 653D lock. This lock is preset at the factory to operate at 0-0-0-0.

1. With dials at 0-0-0-0, pull out the shackle
2. Turn shackle counterclockwise 90 degree (1/4 turn)
3. Continue pressing shackle down and turn another 90 degree (1/4 turn)
4. Set the dials to your own combination
5. Turn shackle clockwise back to the original 90 degree position, lift and return shackle to closed position

Note: Be sure to record your NEW combination as you are the only one that knows it! (Try our combination registration site at combolocker.com, a free service from Master Lock!)

Note: The lock may only be reset when it is in the open position. If you do not recall the combination the lock is set to, you will not be able to reset the combination.