Yale Security 085091
Yale AU4602LN x 626 Cylindrical Lockset User Manual
Brand: Yale Security | Model: 085091
Product Overview
The Yale AU4602LN x 626 Cylindrical Lockset is a Grade 2 privacy function lever handle lockset, featuring a satin chrome finish (626) and fire rating for up to three hours. It is designed with a 2 3/4" backset, offering both security and an elegant appearance for various applications.
Key Features
- UL Fire Listed for Doors Rated up to and Including Three Hours
- ADA Uniform Federal Accessibility Standards and ANSI A117.1 Compliant
- Durable Cast Zinc, Wrought Brass, and Steel Construction
- Easy to Install Design

Image: Yale AU4602LN x 626 Cylindrical Lockset, showcasing its satin chrome finish and lever design.
Setup
The Yale Cylindrical Lockset is designed for straightforward installation, typically taking less than five minutes to assemble. The package includes the necessary locking sets, handles, the tongue (latch bolt), and the strike plate for a complete setup.
Installation Steps:
- Ensure the door is prepped with the correct bore holes for a standard cylindrical lockset.
- Insert the latch bolt (tongue) into the door edge, securing it with screws.
- Align the exterior and interior lever assemblies with the latch bolt, ensuring the spindle engages correctly.
- Secure the assemblies with the provided through-bolts or screws.
- Install the strike plate on the door frame, aligning it with the latch bolt.
- Test the operation of the lockset to ensure smooth opening, closing, and locking.
Operating Instructions
Normal Operation:
To open the door, simply depress the lever handle. The latch bolt will retract, allowing the door to open. Release the handle to allow the latch bolt to extend and secure the door when closed.
Privacy Function:
The lockset features a privacy button on the interior side of the handle. To engage the privacy lock, press the button. This will prevent the exterior handle from operating the latch, securing the room. The interior handle will always operate the latch for emergency egress.
Emergency Unlocking:
In case of an emergency or if someone is locked inside, the privacy lock can be disengaged from the exterior. Locate the small slot on the exterior handle's spindle. Insert a coin or a flat-head tool into this slot and twist to unlock the mechanism, allowing the door to be opened.
Maintenance
To ensure the longevity and optimal performance of your Yale Cylindrical Lockset, regular maintenance is recommended:
- Cleaning: Wipe the lockset surfaces with a soft, damp cloth. Avoid abrasive cleaners or solvents that could damage the finish.
- Lubrication: Periodically apply a small amount of graphite lubricant or a silicone-based spray to the latch mechanism and internal moving parts to ensure smooth operation. Do not use oil-based lubricants as they can attract dust and debris.
- Inspection: Regularly check all screws and fasteners to ensure they are tight. Inspect the handles and latch for any signs of wear or damage.
Troubleshooting
If you encounter issues with your Yale Cylindrical Lockset, consider the following:
- Sticking Latch: If the latch bolt is sticking, ensure it is clean and properly lubricated. Check if the strike plate on the door frame is correctly aligned with the latch.
- Loose Handles: If the handles feel loose, check and tighten the mounting screws or through-bolts that secure the lockset to the door.
- Privacy Button Malfunction: If the privacy button does not engage or disengage properly, inspect for any obstructions or debris. If the issue persists, the internal mechanism may require professional inspection.
- Door Not Latching: Verify that the strike plate on the door frame is aligned with the latch bolt. Adjust the strike plate position if necessary.
For persistent issues not resolved by these steps, please contact Yale Security customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | Yale Security |
| Model Number | 085091 |
| Product Dimensions | 7.3 x 6.8 x 3.8 inches; 3.55 Pounds |
| Lock Type | Cylindrical |
| Material | Cast Zinc, Wrought Brass, Steel |
| Special Feature | Easy to Install |
| Manufacturer | ASSA ABLOY |
| Date First Available | April 23, 2015 |
Warranty and Support
For information regarding product warranty, returns, or technical support, please refer to the official Yale Security website or contact their customer service directly. Details on specific protection plans may also be available through your point of purchase.
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