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 combination is 0-0-0-0.
- Push the reset lever left and down. ...
- Rotate the dials to your desired combination.
- Push the reset lever back into its original position - back and to the right.
- Close the compartment door and scramble the dials to lock. ...
How do I reset a Master Lock?
How do you reset a master lock if you forgot the combination? Open the lock using the previous combination. Insert the reset tool in the hole on the side of the lock. Push the reset tool in and turn 90° in either direction. Set wheels to your new combination. Turn and remove the reset tool. Record your combination in a safe place.
How do you unlock a Master Lock?
How do you unlock a 3 digit combination Master Lock? Turn the lock until the numbers read right-side-up. Roll the left-most dial until the first number of your combination lines up with the scored hash mark just to the left of the dial.
How to unlock a Master Lock?
Things You'll Need
- Scrap paper
- Pencil
- Calculator
How do you lock a Master Lock?
Master Lock has introduced new Bluetooth-enabled ProSeries Padlocks that the company says are suitable for trailer and cargo security purposes. The new padlocks come with a variety of shackle options, durable weather cover and software compatibility.
Can you reset a locked Master Lock?
The lock cannot be reset unless it is in the open position. If your lock is attached to something, you will need to call a locksmith for removal. Please note that Master Lock does not reimburse for Locksmith services and/or fees.
How do you reset a Master Lock without a reset tool?
This lock is preset at the factory to operate at 0-0-0-0.With dials at 0-0-0-0, pull out the shackle.Turn shackle counterclockwise 90 degree (1/4 turn)Continue pressing shackle down and turn another 90 degree (1/4 turn)Set the dials to your own combination.More items...•
How do you reset a 3 digit combination lock if you forgot the code?
2:233:56How to Reset the Combination to a 3 Digit Master Lock - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd try to push it down it won't push down you really need it to be at the combination. Before youMoreAnd try to push it down it won't push down you really need it to be at the combination. Before you lock it. And then you basically change the combination. And then it's locked.
How do you get into Master Lock without code?
4:3325:02Open a Master Lock Without the Combination in 5 to 7 AttemptsYouTubeStart of suggested clipEnd of suggested clipSo when you turn the dial in the beginning all the way repeatedly to the right you're catching theMoreSo when you turn the dial in the beginning all the way repeatedly to the right you're catching the the red dial. And then making sure you catch the yellow dial.
How do you reset a 4 digit combination lock if you forgot the code?
0:285:33How to Crack the Code & Open a Combination Padlock - YouTubeYouTubeStart of suggested clipEnd of suggested clipKeep some tension on the shackle and rotate to the dial until we feel a change this time numberMoreKeep some tension on the shackle and rotate to the dial until we feel a change this time number eight feels a lot looser.
How do you reset a 4 digit Master Lock?
0:001:16Reset the 4 Digit Master Lock Code - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo now what you'll do is open it up and turn it what is that ninety degrees. And push it down andMoreSo now what you'll do is open it up and turn it what is that ninety degrees. And push it down and you'll see there's a tiny little piece of metal. There. You if you're able to push that down.
How do you crack a 3 digit Master Lock combination?
1:163:26Lock Picking Decode a 3-Digit Combination Master Lock - YouTubeYouTubeStart of suggested clipEnd of suggested clipOther combination locks we're gonna need to apply some tension to the shackle. And feel each dialMoreOther combination locks we're gonna need to apply some tension to the shackle. And feel each dial fall into place and we're gonna start with the one farthest away and then work our way in.
How do you crack a 3 digit code?
1:322:50Crack the Code and Open the Lock | This will Eat your Brain - YouTubeYouTubeStart of suggested clipEnd of suggested clipFirst condition says that only one number is correct that means it is not the right number. So let'sMoreFirst condition says that only one number is correct that means it is not the right number. So let's eliminate 8 from all the six conditions. Coming back to third condition.
How do you find the combination of a Master Lock?
Here are the steps for opening a Master Lock combination lock:Turn the dial to the right at least three times.Stop on the first number in the combination. ... Turn the dial to the left a full rotation so you go past the first number, in this case, 2, and stop on the second number in the combination.More items...How to Open a Master Combination Lock | Hunkerhttps://www.hunker.com › how-to-open-a-master-combin...https://www.hunker.com › how-to-open-a-master-combin...Search for: How do you find the combination of a Master Lock?
What do you do when your Master Lock won't open?
Please try resetting the lock again by following the instructions below:Place lock in the open position.On the back of the lock, slide the reset lever into the “up” position.Insert the shackle into the lock and squeeze firmly twice to “clear” it.Pull up on the shackle to open the lock.Enter your new combination.More items...Padlocks: Defective or Non-Functioning Locks | FAQshttps://www.masterlock.eu › service-and-support › defecti...https://www.masterlock.eu › service-and-support › defecti...Search for: What do you do when your Master Lock won't open?
How do you crack a 4 digit Master Lock?
0:483:56How to lock pick a 4-digit master lock - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo here's how it works you're gonna stick this thin strip of metal in between both. I mean thatMoreSo here's how it works you're gonna stick this thin strip of metal in between both. I mean that little crack right next to the wheel. And it's not going to go in far every time.How to lock pick a 4-digit master lock - YouTubehttps://www.youtube.com › watchhttps://www.youtube.com › watchSearch for: How do you crack a 4 digit Master Lock?
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...
How to reset a lock?
1. Open the lock using the old combination. Once you open the lock, turn the shackle off to the side so that you can access the shackle hole. If you do not have the old combination to the lock, you will not be able to reset it. If this is the first time you are using the lock, use the preset combination.
Where is the reset button on a lock?
The reset switch is located on the back of the lock. When it is off, the switch will be on the bottom of the lever. If it is on, it will be on the top. Press up to turn it on. If the lock is brand new, there will be a sticker covering the lock. Peel this off to find the switch.
What is the master logo on a lock?
The Master logo at the top should be turned to the side to face the shackle of the lock. Make sure to push the tool all the way in. The reset tool is a long stick with a rounded top that says “Master” on it. This came with the lock when you bought it. If you do not have this tool, you will not be able to reset the lock.
How to clear old combination on a lock?
Rotate the dial clockwise 3 times to clear the old combination. This will ensure that your new combination works and that the lock isn’t still set to the old combination. You must do 3 full rotations, ending on the same numeral that you started on. ...
Where is the serial number on a master lock?
The serial number may be located on the back or bottom of the lock . If you have a “Set Your Own Combination” lock, you cannot retrieve your lost combination, even if you find a serial number. This is because you set the combination and not the company. For security purposes, newer Master Locks may not have serial numbers.
Can you change your master lock?
If you have a Master Lock "set your own combination" lock, you can change your combination whenever you like. You just need to identify what type of lock you have. The most common are the precision dial (which has numbers and letters on its dial), speed dial lock (which uses arrows), and luggage lock (which has 3 turning discs).
Can you bring luggage with a master lock?
The lock cannot be attached to anything for this to work. This means that you cannot bring in luggage or a bike with the lock attached. Call a locksmith instead.
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Product description
You will receive TWO Master Lock Reset Tools for Combination Lock Models 175/176/177/178. These are super easy to use to reset the combination. Lock is NOT included! This is for the keys ONLY. NOTE: THIS WILL NOT OPEN THE LOCK IF YOU DO NOT KNOW THE COMBINATION! Again: IF YOU DO NOT KNOW THE COMBINATION, YOU CAN NOT RESET IT!
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Key Replacements
Can I order a new Master Lock lock that will work with my existing key?
Lost Keys
I lost both keys to my Master Lock lock. Now I'm unable to get some important items out of storage. What should I do?
How to reset a K175 lock?
1. Open the lock with the factory set (0-0-0-0) or the previously set combination. The lock must be set to the current combination, or you cannot reset it. 2.
What is a master lock 175?
Master Lock 175 and 176. The Master Lock 175 and 176 are brass combination locks. Brass locks are a common choice for areas that have harsh weather or during the rainier seasons because it is a metal alloy made of copper and zinc; which makes these locks very durable. Brass locks are one of the most economic choices for your security needs, ...
Is the Master Lock 175 the same as the 176?
The Master Lock 175 and 176 are nearly identical. The main benefit from purchasing a 176 is that it has a control key override just in case you don’t have the combination. To reset the 175 and 176 you will go through the same process using the K175 reset tool. 1.
How do master locks work?
As a result, holding down the open button will cause the lock mechanism to seek out those rods. If the rods are all correct and pressed in the same order , the lock will respond by opening. In this case, you will be doing that backward.
What happens if Master Lock is unable to do your lock?
If Master Lock is unable to do your lock, you can expect the response to be faster. However you get to open your lock, your next step will likely be to reset it. Having to repeatedly pick your lock to gain access to your key box would be a headache.
What is the largest key box?
One largest key boxes you can get through Master Lock is the 5900d. Because it is still small in size, it follows many of the same techniques to open as the earlier how-tos we reviews. However, there are some reports that you can decode the lock by looking through the front. If that doesn’t help, use the same technique we mentioned earlier:
How to know which keys are under your finger?
Hold down the open button and press on each key to determine which ones give under your finger. Those that move should be mentally marked later, as they are in the four-digit code.
Is the Speed Dial a modern lock?
Given that the Speed Dial is a modern lock, you will have to be extra attentive for that to work. Lock manipulation requires years of training to master, don’t expect to do it in one go. Honestly, the Master Lock Speed Dial is enough of a pain to suggest cutting out the middle man and buying a pair of bolt cutters.
Master Lock
Override key provides immediate access for supervisors or emergency situations. 4-pin tumbler cylinder helps prevents picking.
Product Description
Override key provides immediate access for supervisors or emergency situations. 4-pin tumbler cylinder helps prevents picking.