Master Lock Chain Lock - Black

The Master Lock No. 8392EURDPRO Chain with Integrated Set-Your-Own Combination Lock is 90cm long a...

Best current price£17.84from Amazon

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AmazonMaster Lock Bike Chain Lock, Combination Lock, 90 cm Chain 8392EURDPRO - Use with Electric, Mountain, Road, Folding Bikes
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Robert DyasMaster Lock 90cm x 8mm Set-Your-Own Combination Chain Lock - Black Steel with Nylon Sleeve
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£20.99
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eBayMaster Lock Chain Combination Lock 8mm X 90cm 8392 Black
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Leisure Lakes BikesMaster Lock Chain Combination Lock 8mm x 90cm Black
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Product Information

Full details

This guide is for owners of the Master Lock Chain Lock - Black, designed for securing bicycles and other equipment. The key benefit is keyless convenience through a set-your-own combination. However, be mindful that while the hardened steel chain offers resistance, it is not impenetrable. This guide covers setup, usage, maintenance, and troubleshooting to help you get the most out of your Master Lock Chain Lock.

All features

ColourBlack
Model Part Number3520190929426
BrandMaster Lock

Extended Product Information

FAQs

How do I set my own combination?

Follow the instructions provided in the 'Setup, Compatibility & Care' section to set your own combination. Be sure to select a combination that is easy for you to remember but difficult for others to guess.

What happens if I forget my combination?

Unfortunately, if you forget your combination, you may need to contact Master Lock for assistance. It may be necessary to have the lock reset, which may require proof of ownership.

Is the chain rust-resistant?

The chain is made of steel and may be susceptible to rust if exposed to the elements for extended periods. Regularly clean and maintain the lock to help prevent rust.

What is the warranty?

The Master Lock Chain Lock - Black comes with a Limited Lifetime Warranty. This warranty covers defects in materials and workmanship.

What is the diameter of the chain links?

The chain links have a diameter of 8 mm.

What is the length of the chain?

The chain is 90cm long.

Where can I find the model number?

The model number, 8392EURDPRO, can be found on the product packaging and the lock itself.

Troubleshooting

The combination is not working.

Double-check that you are entering the combination correctly. Make sure the dials are properly aligned. If the combination is forgotten, you may need to contact Master Lock for assistance, as resetting the lock may be required.

The lock is difficult to open or close.

Lubricate the locking mechanism with a graphite-based lubricant. Ensure the chain and locking mechanism are free from debris. Check for any physical damage to the chain or lock.

The nylon sleeve is damaged.

The nylon sleeve is designed to protect from scratches. Although it can be scratched, it shouldn't affect the security of the lock.

Pros and Cons

Pros

  • Keyless convenience with a set-your-own combination.
  • Hardened steel chain provides strong security against cutting and sawing.
  • Nylon sleeve protects the item being secured from scratches.
  • Durable construction ensures long-lasting use.

Cons

  • Combination locks can be vulnerable to brute-force attempts.
  • The chain may be susceptible to damage if exposed to extreme weather conditions for extended periods.
  • Requires the user to remember the combination.
  • Not suitable for high-security applications that require the highest level of protection.

Setup, Compatibility & Care

  1. Setting the Combination:
  • Set the dials to the factory default combination (refer to the product packaging if provided).
  • Locate the reset button or mechanism (check the product packaging for specifics).
  • Use a pen or a small tool to press and hold the reset button.
  • While holding the reset button, rotate the dials to your desired combination.
  • Release the reset button. Your new combination is now set.
  1. Compatibility:
  • This lock is best suited for bicycles, gates, and other equipment.
  • Ensure the chain length is sufficient for the items you wish to secure and the fixed object you are securing them to.
  1. Care:
  • Clean the chain regularly with a dry cloth to remove dirt and debris.
  • Lubricate the locking mechanism occasionally with a graphite-based lubricant to maintain smooth operation. Avoid using oil-based lubricants, as they can attract dirt.
  • Store the lock in a dry place when not in use.
  • Inspect the chain and locking mechanism periodically for signs of wear or damage.

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