(see instructions above) 2. Push the reset lever left and down. The lever remains in this position 3. Rotate dials to your desired combination 4. Push the reset lever, up and right, back to the original position 5. Close the key storage compartment door 6. Scramble the combination dials to lock the door and conceal your combination (A) 7. Operating Instructions . CHESHIRE, CY 203-699-3000 FAX 203-699-3075 . OWEN SOUND, CANADA 519-376-2430 FAX 519-376-7258 . INTERNATIONAL, CANADA 905-270-1711 FAX 905-270-9553 . For additional information, refer to the following manuals: QS4 Technical Reference P/N 3100186, QSC Technical Reference P/N 3100185, or QS1 Technical Reference P/N 3100184. Close the key box; Step One: Open The Key Box. As you might expect, it is hard to reset the box without opening it. As a result, you will need to open it up before you can reset it. If you don't remember the combination, check out the instructions mentioned earlier in this list. The combination is typically 0000 for new purchases. Insert a knife into the keyhole and shake it to pop the lock open. If your digital safe has a keyhole, stick the pointed tip of a sturdy knife into it. Shake and wiggle the knife to force the locking mechanism to disengage. Then, open the door of the safe. Shaking the lock open will more likely work for cheaper safes. By Matlock. Order Code: ZT1184950X. 11 Reviews. £59.99 Inc VAT (20%) Add to basket Add to quotation. Description. With a 48 key capacity, this electronic key safe is fitted with a handy deposit slot. Finished with a powder coated paint and manufactured from durable steel, it's an easy way to secure keys and protect against theft. Supplied 5. Close the key storage compartment door. 6. Scramble the combination dials to lock the door and conceal your combination (A). 7. Close the dial cover (B). To hang shackle model 1. Open the compartment door 5. (see instructions above). 2. Push the shackle release lever to the right and hold. Pull the shackle up and out of the lock. 3. To add a number or letter to the code, use the code change tool to turn the grey dial 180° until the button pops back up completely and the arrow points in the ON direction (towards the hinge). Once your code is set. Return the red sticker (if there is one) and the white plastic card over the back of the lid. 5. Save your combination in a safe place such as masterlockvault.com or record it below. To close and lock box (fig. 3): 1. Press down "CLEAR" (C) button (fig. 3a). 2. Enter the combination. 3. Press down and hold "OPEN" button (fig. 3b). 4. Close compartment door. To open lock box with set combination (fig. 3): 1. Matlock: Electronic Key Safe (48 Keys) With a 48 key capacity, this electronic key safe is fitted with a handy deposit slot. Finished with a powder coated paint and manufactured from durable steel, it's an easy way to secure keys and protect against theft. Supplied with a manual override key, key rings, multi coloured tags and fixing bolts. To change the combination: Open the lock and door. The close the lock while the door is open. Dial the existing code using the changing index, for example, 10-20-30. Turn the dial LEFT, pass '10' three times, and the fourth time stop with '10' exactly on the changing index. Turn the dial RIGHT and pass '20' twice and the third time 20 seconds. You will find the safe serial number near the emergency lock. EMERGENCY SYSTEM If you forget your code or the batteries exp