How to Open a Lock on a Sentry Safe With No Key

Opening a Three-Digit Combination Lock

• 1

  Turn the combination dial to the starting position of zero.

• 2

  Twist the combination dial counterclockwise three times. On the third turn, stop the dial on the first number in your combination.

• 3

  Turn the dial clockwise two times. On the second turn, stop on the second number in your combination.

• 4

  Rotate the dial counterclockwise once, stopping on the final number in your combination. Pull the handle downward to open the safe.

Opening a Four-Digit Combination Lock

• 5

  Return the dial to the zero position.

• 6

  Turn the dial counterclockwise four times. On the fourth revolution, stop the dial when you reach the first number in your combination.

• 7

  Spin the dial three times in a clockwise direction, stopping on the second number of your combination during the third turn.

• 8

  Turn the combination dial counterclockwise twice. During the second turn, stop when you reach the third number in your combination.

• 9

  Turn the dial clockwise until you reach the last number in your combination. Open the door of your safe by pulling the handle in a downward motion.