Troubleshooting & Maintenance

Looking for a little extra help with troubleshooting or maintaining your LCN closer? Unlock helpful resources using the links below. Still stuck? You can always speak one-on-one with one of our helpful team members.

Interactive Installation Instructions

Installation is simplified with our interactive instructions that take you step-by-step through the install process.  

Parts Manuals

Check out the LCN parts manual to find what you need. 

Document Library

Explore our complete Document Library for a variety of resources such as Installation Instructions, Data Sheets and more. Search by document type, brand or keywords.

Knowledge Center

Knowledge is power. Try the Allegion Knowledge Center, which is an information portal directing you to search results or answers to Frequently Asked Questions. 

Is Your Automatic Door Operator Noisy? Try This.

The LCN 4600 Series automatic door operator is set at the factory for a door of typical size and weight. If your automatic door operator is making abnormal or unwanted noise, such as squealing or scuffing, there is a simple adjustment you can perform.

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As part of Allegion’s family of pioneering brands, LCN benefits from the strength, efficiencies, resources, and integration from a global power. In turn, we pass those advantages on to you.

Allegion helps keep people safe and secure where they live, work and visit. With more than 30 brands sold worldwide, we specialize in security around the doorway and beyond. It’s the power of one.