Receiving Helpdesk

master cable lock lost combination

by Esther Huels Published 3 years ago Updated 3 years ago

You can visit a Master Lock Distributor / Retailer or submit a Lost Combination form. Bring your lock to the retailer. Be sure that it is not attached to anything. If you do not bring the lock, or it is attached to something, we will not release the combination. Ask them to contact us on your behalf. US distributors can call 1-800-308-9244.

Resetting your Combination Lock
  1. Open the lock using the previous combination. ...
  2. Insert the reset tool in the hole on the side of the lock. ...
  3. Push the reset tool in and turn 90° in either direction. ...
  4. Set wheels to your new combination.
  5. Turn and remove the reset tool. ...
  6. Record your combination in a safe place.

Full Answer

How do you set a Master Lock combination?

“Set-Your-Own” Combination Locks Instructions FAQ Open the lock (preset at 0-0-0). Turn shackle counterclockwise 180 degree and press it down. You must hold the shackle down while performing the next step. Set the dials to your new combination. Lift and return the shackle to the closed position. How do you unlock a 4 digit Master Lock?

How many possible combinations on a Master Lock?

id=646030 The top key players in the Global Combination Lock market are also included in the market research report: ASSA-Abloy, Master Lock, Hafele, Digilock, Zephyr, Ojmar, Keyless.Co-Hollman, SATLO, LockeyUSA, Codelocks, Be-Tech, Giant, ABUS ...

How can you unlock a Master Lock without the combination?

Method 1 of 3: Cracking the Code

  1. Familiarize yourself with the lock. A lock has three main components. ...
  2. Practice pressure. To find a lock combination you will need to pull up gently on the shackle. ...
  3. Find the first number. ...
  4. Set the first number of the combination as your starting point. ...
  5. Turn the dial counterclockwise to find the second number. ...
  6. Try combinations. ...
  7. Test for the third number. ...

How to change the combination on a Master lockbox?

How to Change the Combination on a Master Lockbox

  1. Open shutter door to access the combination dials and the release button. Rotate the dials to the current combination.
  2. Push the reset lever to the left and into the downward position. The lever will stay in this position until you've changed your combination.
  3. Rotate the combination dials to the combination you want to use.

More items...

I've lost or forgotten the combination to my Master Lock lock. What can I do?

Does your Master Lock lock have a serial number? If it doesn't, we won't be able to help you find your combination because we don't have a record o...

I lost the combination to my Master Lock Set-Your-Own Combination lock. Can you help me reset it?

Unfortunately no. You cannot reset this lock without knowing the current combination. You'll likely need to purchase a new lock.

I accidentally reset the combination on my Master Lock resettable combination lock. Now I don't know...

Unfortunately, you cannot reset this lock without knowing the current combination. You'll likely need to purchase a new lock.

I've lost the reset tool for changing the combination on my lock. How can I get a new one?

As a courtesy, our customer solutions group can issue you a replacement tool free of charge. You will need to supply the model number or an image o...

How can I retrieve my lost combination when my Master Lock lock is attached to a bike, cabinet, lock...

We will not provide lost combinations if the lock is attached to anything.

I'm unable to get a legible photocopy of my lock for the Lost Combination Form. What should I do?

Try lightening the copy as much as possible. The most important thing is that we can see that the lock is not attached to something.

How do I set the combination on my Master Lock 5400D / 5401D Key Safe?

To set or reset the combination on your Master Lock 5400D / 5401D Key Safe: Open the compartment door by entering the combination. The factory-set...

How do I set the combination on my 5422D / 5423D Push Button Lock Box?

To set or reset the combination on your 5422D / 5423D Push Button Lock Box:Open the lock box by entering the combination. If you're setting the com...

How do I set the combination on my 5424D / 5425D Spare Key Storage Safe?

To set or reset the combination on your 5424D / 5425D Spare Key Storage Safe: Open the compartment door by entering the combination. The factory-se...

How do I set the combination on my Master Lock 5406D Spare Key Storage Safe?

To set or reset the combination on your Master Lock 5406D Spare Key Storage Safe: Open the compartment door by entering the combination. The factor...

Can you reset Master Lock combination?

This depends on whether or not the Master Lock in question is a "resettable" lock. It also depends on whether it is in the open or closed position...

How do you open a master lock combination?

If you know the code, place the lock so the combination dial faces you. Then, turn the combination to the right three times but on the third time,...

How do you reset a combination padlock?

For help with resetting a combination padlock, see the manufacturer’s instructions first, to be sure you’re using the right technique for your padl...

Can you pick a combination lock?

It’s possible but you’ll need to try a few different ways and there are no guarantees, especially not if you have to destroy the lock in the proces...

What to do if you don't know the combination of a master lock?

If you don't know the combination to a Master Lock combination lock, you have a few options. If your lock is attached to something, you can break the lock, call a locksmith or use a shim. However, these options could put a dent in your wallet. Sometimes, your cheapest option is to figure out the combination.

How to crack a master lock?

To crack a Master Lock combination lock, download a lost combination form on the Master Lock website. Then, fill out the form and pay to have it notarized. Once you've completed the form, mail it to the Master Lock warehouse along with a photo of the lock and the lock's serial number.

What happens when you turn the dial CW?

As you turn the dial CW with tension on the shackle, you will come to the first clockwise stopping point where you can't turn the dial anymore. Make note of where it stops. Sometimes, the dial will stick right on the numbers, but sometimes the sticking point will be between the numbers.

How to turn lock combination to right?

If you know the code, place the lock so the combination dial faces you. Then, turn the combination to the right three times but on the third time, stop at your first digit of the code. Then, turn the dial left one complete turn, passing the first digit and stopping at the second digit of your code.

Can you crack a lock if you don't know the serial number?

However, don't let that discourage you. 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 you know the serial number, you can request the combination directly from Master Lock (Method 2).

Step 1: Understand What's Inside

inside there are four rotating plates with a notch the shackle to slide through. When you scramble the lock, the plates slide to block the shackle from coming out.

Step 2: Tension the Lock

I wrapped the lock around a chair (pictured) sliding the cables apart increases tension in the system. you need tension to press the teeth of the shackle against the lock discs. this lets you feel the shape of the discs better and decide when one of the teeth isn't pressed against steel disc and is just hanging out in open air.

Step 3: Rotate the Tumblers

Start with the tumblers that are hardest to rotate first. these have the most tension. tension makes the disc's shapes easier to determine. Now, there's a couple of things to look for.

Step 4: Have Nerves of Steel

When you get it, you'll be concentrating hard and i can guarantee the lock will fly apart. Its going to startle you. Don't make this remove the idea of setting the combo to something you'll remember from your head.

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