Right.
The first combination lock was with a dial type system dated back to midevil times. But not nea similar to modern day combination locks.
To open a Carlton combination lock, start by turning the dial several times to the right to clear it. Then, rotate the dial to the first number of your combination and turn it to the right until you reach this number. Next, turn the dial to the second number by rotating it to the left, passing the first number. Finally, turn the dial to the third number to the right, and the lock should open.
I'm not sure which master lock you are asking about, but see related links below for methods of opening combination locks
please go away
Dial the correct number to open the lock. There is a combination dial on the machine.
To set up a combination lock, first turn the dial a few times to clear any previous combinations. Then, set the dial to the current combination (usually the default is 0-0-0). Next, turn the dial to the right until you reach the first number of your new combination. Turn the dial to the left, passing the second number once, and stop on the second number on the next rotation. Finally, turn the dial to the right again until you reach the third number of your new combination. Once all three numbers are set, pull the shackle to lock the combination in place.
To open a combination lock on a Pelican case like the 1495, first, locate the dials. Turn the first dial to the right (clockwise) several times to reset it. Then, enter the first number of the combination by turning the dial to the right until you reach it. Next, turn the second dial to the left (passing the first number if necessary) to the second number, and finally, turn the third dial to the right to the last number to unlock the case.
To open a Master Lock 175 combination lock, first align the dial to the right (clockwise) and rotate it several times to reset. Then, turn the dial to the right and stop at the first number of your combination. Next, turn the dial left (passing the first number) to the second number, and finally turn it right again to the last number. Pull up the shank to unlock. If you don't have the combination, you may need to consult the manufacturer for assistance or consider a locksmith.
To open a Vaultz lock box, first ensure you have the correct combination or key. If it has a combination lock, turn the dial to the right several times to reset, then enter the combination by turning the dial to the left and right as specified. If it uses a key, simply insert the key into the lock and turn it. Always refer to the user manual for specific instructions related to your model.
Problems resetting and lock 3-dial combo lock
To open a Brinks lock you first have to set the lock on zero. Next you turn it clockwise four complete turns, then do it once more stopping on the first number of the combination. Then turn the dial counter clockwise for two turns, do it once more and stop on the second number, turn the dial clockwise twice stopping on the third number of the combination, finally turn counter clockwise to the fourth number. The lock should then open.
To unlock an Abus bike lock, you will need the correct key or combination. Insert the key or enter the combination as instructed by the lock's manual. Turn the key or dial the combination to open the lock and release it from your bike.