Operating Instructions for the Master Lock M175 Combination Lock
How to reset the combination on your Master Lock M175 Combination Lock
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Enter the combination and pull the shackle to open. If this is a factory-new lock, the combination can be found at the top the instructional sheet included in the lock's packaging. -
Turn Shackle 90° to position 1. -
Push shackle in to lock until it clicks. -
Turn shackle another 90° to position 2. -
Set dials at black indicator line to desired combination. -
Pull shackle up. Verify that the dials remained set to the desired combination before locking. This lock now has a new combination. Be sure to store your combination at www.masterlockvault.com
