Master Lock 630D Combination Lock User Guide
- June 13, 2024
- Master Lock
Table of Contents
Master Lock 630D Combination Lock
How to Change the Combination
Operating Instructions: This lock is preset to open at 0-0-0.
To set your own combination:
- Set dials so 0-0-0 aligns with the stripe; lift shackle.
- Turn shackle 90° (1/4 turn).
- Press shackle down.
- To set your new combination, align numbers with the stripe.
- Lift shackle, return to closed position, and hold shackle down while scrambling letters to lock.
- To re-open lock, set dials to your new combination and lift shackle.
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