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English
Thank you for choosing Master Lock to store all your important documents and valuables.
We hope that this product will help you stay organized and provide you with the peace-of-mind of knowing the things most important
to you are protected.
FIRE SPECIFICATIONS
BATTERY INSTALLATION
Fire Endurance
(UL Classified protection) Subjected to temperatures up to 843°C (1550°F) for a duration
of ½ hour, the chest interior will remain below 177°C (350°F).
Explosion Hazard
(UL Classified protection) Subjected to a flash fire in a 1093°C (2000°F) furnace for 30
minutes the unit will not explode or rupture.
Data Protection
(ETL Verified) 1/2 hour fire protection of CDs, DVDs, memory sticks and USB drives up to
843°C (1550°F). This product is NOT intended to protect computer floppy or diskettes,
cartridges, tapes, audio or video cassettes, or photo negatives.
For first time use, enter the factory
code, located on the back of this owners
manual, on the keypad. A green LED light
will flash to indicate acceptance of entry.
Please allow for a brief delay for
the lock to actuate.
Insert a credit card, identification card, or
another card of a similar size in the center
slot of the battery cover. Once inserted,
remove the card, the battery cover will pop
out attached to your card.
Reinstall the battery cover by inserting the
left side with the two tabs first.
Press down on lid and pull up on latch.
1
1
Insert a new 9 volt Alkaline battery in the
indicated area.
2
3
To Open
Press down on lid.
Your chest is now securely locked.
2
To Close
Your Master Lock Product
Your Master Lock product has a number of features to keep your important documents
and valuables protected including:
Water Protection UL Classified
Fire Protection
Digital Media Protection
• NOTE: Do not use rechargeable batteries or any other type of non-alkaline battery.
WATERPROOF FIRE-RESISTANT
CHESTS
• NOTE: Store code in a secure location (other than in the chest).
• NOTE: Master Lock offers a secure on-line location for the entry and retrieval of your
code. Go to and register your product.
• NOTE: If an incorrect code is entered three times, the chest will enter lockout mode.
(Red LED blinks slowly for two minutes.) Please refer to troubleshooting.