Master Lock M175 Won T Open

Are you seeking the same answer by asking different questions.

Master lock m175 won t open.

The lock cannot be reset unless it is in the open position. Resetting master lock no. Note that a standard 40 digit master lock has 64 000 possible combinations that may open the lock. Insert the key and work it from side to side while compressing the lock.

To provide enhanced security long term master lock discontinued imprinting a serial number on the lock body of combination locks sold through retail locations. The master lock model 175 combination lock is designed to secure gates fences and other doors and entrances that may require a high security lock. If you don t know the serial number then you can significantly narrow down the number of possible combinations to crack your lock method 1. If your lock is attached to something you will need to call a locksmith for removal.

These things are junk. With combination locks keep rolling the numbered tumblers around and around and then set them on the proper combination and try to open. The master lock 175 is unlocked using a personal combination. I don t know where they came up with their numbering system but the master lock 175 m175 have two different types of locking mechanisms inside of them.

X research source however don t let that discourage you. Several blows from a ball peen or small sledge hammer will wrench the shackle loose internally and force the lock to open. A master lock 175 is a basic shackled combination lock. Therefore master lock does not have record of the combination that the owner set.

This is a 3 second way to open a master lock combination lock very quickly and easily. Give it a couple more taps with the hammer. The basic bypass technique for the 175 where you stick a shim in next to the third wheel and activate a latch will not work on today s m175 in the video above. You can use a special key included with the purchase of the lock to change the combination.

To reset the 175 and 176 you will go through the same process using the k175 reset tool. Open the lock with the factory set 0 0 0 0 or the previously set combination. The main benefit from purchasing a 176 is that it has a control key override just in case you don t have the combination.