This procedure was designed for master lock brand combination locks new and old.
Hardened lock combination recovery.
If you do not have the old combination to the lock you will not be able to reset it.
The illustration shown to the right illustrates the slop in the mechanics of the lock.
Rotate the shackle 90 counterclockwise and press all the way down.
Once you open the lock turn the shackle off to the side so that you can access the shackle hole.
Resettable combination locks have a combination that is assigned by the owner of the lock.
If this is the first time you are using the lock use the preset combination.
Hold down the shackle and set your own combination by turning dials.
They feature shackles of hardened steel that are resistant to standard lock picking methods.
Meant to break into your own lock in case you forgot the combination.
Open the lock using the old combination.
Used today is the master lock combination padlock.
Learn how to reduce possible combinations from 64 000 to 100.
With dials at 0 0 0 pull out shackle.
Hardened combination locks are designed to be more difficult to force open than regular combination locks.
To reset a new combination repeat steps 1 through 4 above.
Turn the shackle back as normal.
To crack a master lock combination lock download a lost combination form on the master lock website.
This lock cracking trick will help you next time you need to pick a combination lock.
Continue pressing shackle and turn another 90 1 4 turn.
If your lock is attached to something you will need to call a locksmith for removal.
Therefore master lock does not have record of the combination that the owner set.
Set the dials to your own combination.
To change the combination on a set your own combination lock model 646d 647d or 646t follow these steps.
Turn shackle counterclockwise 90 1 4 turn and press it down.
Then fill out the form and pay to have it notarized.
Master lock combination padlocks are typically found securing lockers bicycles and gates and are used in many other security applications.
This makes master lock combination recovery a lot easier.
Take these steps to reset your lock.
Without tools crack a combination lock.
The lock cannot be reset unless it is in the open position.
The setting is now complete.
After watching a number of videos on how to recover my master lock combo i still wasn t able to figure out my combo code following one set of steps so i de.
This is excellent as a deterrent to thieves and burglars but not so helpful if you forget the combination and need to pick the lock yourself.
Pull up the shackle to open the lock.
