Questions & Answers for: open master select access lock

lock won't open the combination to the 5400D is not opening the lock Have 5400D Master Lock. Know combination, but it will not open. Can someone help me? how can I reset the master lock Its very easy

Master lock 5400D lock box lock box opens with almost any combination Master lock offer a free replacement service for locks which develop a mechanical defect during normal use. See their website here

...open it master lock 1547 If you have the change key, you can insert into the lock and make a new combination. Only the Change Key witll allow you to change combination. Artgirl it worked for me .. a ...

...open it im really sorry. you can get the combo from master lock but that is only for standard dial locks go to this url for the manual: ...

Have Master Lock Lockbox open and was trying to change combo but messed up and now do not know combo. so it's open and can't work. www.masterlock.com/faq/lostcombo

...master lock combination lock that comes with the key. It came with the 3 digit combination and directions to reset to a personal combination, but with the confusing directions I did something wrong, ...

open master lock I have lost the combination of my master lock, which is already open, and I am scared to lock it for I do not remember the combination. Please let me know how to reset the combination

single digit winter weather and can't open the level to access the key box after entering proper combo Heated with hair dryer and sprayed with silicone but won't open try changing code

I have master lock box and it has been working for 3 weeks with combination I set. Now it will not open. Please help? sounds as though a tumbler might be misaligned

I am a realtor and cannot open the 5400d master lock you will need to cut it off.or remove the door knob on the lockset.