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Assure Lock 2 Plus
Key-Free YRD450-N
Trusted Every Day
Download Yale Access App
Create an account if you don't already have
one, and tap "Set Up a Device".
Note: If you have an account with the August App, use the same username and
password for the Yale Access App.
Install and Set Up Your Lock
Follow the step-by-step Installation and Setup Guide in this manual, or
refer to the app installation guide with helpful videos.
Note: If you use the app, please tear off the Door Checker and the Marking
Template (pages 5-8) to use when prompted.
Use Your Lock
Operate your lock with your phone, issue permanent or temporary entry
codes and more. With home key, lock or unlock your lock with iPhone®
or Apple Watch®.
P/N YRD450-N-MNL-0039 Rev A
ISL-2225-00-102

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Summary of Contents for Yale Assure Lock 2 Plus

  • Page 1 “Set Up a Device”. Note: If you have an account with the August App, use the same username and password for the Yale Access App. Install and Set Up Your Lock Follow the step-by-step Installation and Setup Guide in this manual, or refer to the app installation guide with helpful videos.
  • Page 2 All key-free locks should only be installed on homes with more than one point of entry. P/N YRD450-N-MNL-0039 Rev A...
  • Page 3: Table Of Contents

    Install Mounting Plate App Settings Attach Wire Cable to Interior Lock Lock Operations Troubleshooting Install Interior Lock Hardware Troubleshooting Test Thumbturn Install Yale Smart Module (Optional) Install DoorSense (Optional) Install Batteries and Set Up with App P/N YRD450-N-MNL-0039 Rev A...
  • Page 4: In The Box

    In the Box 1. Exterior Keypad Lock Hardware 2. Interior Lock 3. Strike Plate 4. Adjustable Deadbolt 5. Manual 6. Reset Pin 7. Mounting Plate 8. AA Batteries 9. Screws a. Strike Plate and Deadbolt Screws b. Teal Screw Set B c.
  • Page 5: Door Checker

    If printed from electronic file, Measure ruler to check scale. Set print scale to 1:1. Door Checker Part 1 See Reverse for Part 2 Measure Clearance Measure Door Thickness Measure Backset Greater than A B, C or D Equals E or F Less than B or Less than A Doesn’t equal E or F...
  • Page 6 If printed from electronic file, Measure ruler to check scale. Set print scale to 1:1. Door Checker Part 2 See Reverse for Part 1 Measure Face Bore Measure Edge Bore and Strike Pocket Equals G or H Equals I Door (Edge Bore) Frame (Strike Pocket)
  • Page 7 Marking Template for 2-1/8” (54mm) Face Bore 1-3/4” (44.5mm) 2-3/4” (70mm) Center of Door Thickness Backset 2-1/8” (54mm) Face Bore Center of 1” (25mm) Edge Bore Centerline Center of 1” (25mm) Edge Bore Center of 2-1/8” (54mm) 1-3/8” (35mm) 2-3/8” (60mm) Face Bore Door Thickness Backset...
  • Page 8 Marking Template for 1-1/2” (38mm) Face Bore 1-3/4” (44.5mm) 2-3/4” (70mm) Door Thickness Backset Center of 1-1/2” (38mm) Center of Face Bore 1” (25mm) Edge Bore Centerline Center of 1” (25mm) Center of Edge Bore 1-1/2” (38mm) Face Bore 1-3/8” (35mm) 2-3/8”...
  • Page 9: Marking Templates

    Installation and Setup Guide Required Tools You Might Also Need 1. Phillips Head Screwdriver 2. Door Checker (tear off pages 5-6 of this manual) 3. Tape Measure 4. Drill 5. Marking Template (tear off pages 7-8 of this manual) 6. Pencil Door Checker Part 1 7.
  • Page 10: Remove Existing Deadbolt

    Remove Existing Deadbolt If you have a new door, please proceed to step 1b. If you have a deadbolt on your door, use the diagram to help you remove it. Frame Door Keep your old deadbolt until your new lock has been successfully installed. P/N YRD450-N-MNL-0039 Rev A...
  • Page 11: Check Door Measurements

    Check Door Measurements If your door doesn’t have holes, please proceed to step 1c. Tear off the Door Checker (pages 5-6) and follow the guidelines on both sides to If you need to make adjustments, go to measure each aspect of your door and frame. There are some cases when existing step 1c and find the closest match to each holes cannot be adjusted to be compatible.
  • Page 12: Make Or Adjust Holes

    Make or Adjust Holes Skip this step if you have confirmed that the existing holes are compatible (step 1b). 1. Tear off the Marking Template (pages 7-8), and choose the 6. On the door frame, align the center of the strike plate with the preferred face bore diameter (2- 1/8”...
  • Page 13: Install Deadbolt Latch

    Install Deadbolt Latch 1. Correct deadbolt length is based on the backset. Refer to measurements Minimum strike pocket depth is 1”. E and F on the Door Checker (page 5) to verify backset. 2-3/8” Backset 2-3/4” Backset x 2 for Deadbolt Latch x 2 for Strike Plate (Out of box) (To adjust, twist neck by holding the body stable)
  • Page 14: Install Exterior Keypad

    Install Exterior Keypad 1. Refer to measurements G and H on the Door Checker (page 6) to measure face bore hole. If the hole is less than 2-1/8” (H), remove adapter by twisting it off the body of the lock. Note: Removing the adapter might also help if your face bore and edge bore are of irregular shape or are not properly aligned.
  • Page 15: Install Mounting Plate

    Install Mounting Plate 1. Refer to measurements B, C, and D on the Door Checker (page 5) to select screws. x 2 Teal Screws (1-3/8” door thickness) x 2 Black Screws (1-3/8” - 1-3/4” door thickness) x 2 Silver Screws (1-3/4” - 2-1/4” door thickness) 2.
  • Page 16: Attach Wire Cable To Interior Lock

    Attach Wire Cable to Interior Lock 1. Remove battery cover by pulling it upwards off the body of the interior lock. 2. Make sure the side of the cable end with the ridges and the marked line faces outward. 3. Push cable into the designated slot until you hear a click. P/N YRD450-N-MNL-0039 Rev A...
  • Page 17: Install Interior Lock

    Install Interior Lock 1. Make sure the tailpiece is in horizontal position. Use the thumbturn to adjust if needed. 2. Slide the tailpiece through the deadbolt latch slot. 3. Press the lock against the mounting plate, adjusting its position until it clicks into place and the bottom of the lock is held in place.
  • Page 18: Test Thumbturn

    Test Thumbturn If deadbolt latch does not lock or unlock with the thumbturn (from the inside): • Ensure that the deadbolt latch is centered in the face bore hole; • Ensure that the tailpiece is positioned horizontally and inserted through deadbolt latch slot (step 6, point 2).
  • Page 19: Install Yale Smart Module (Optional)

    Install Yale Smart Module (Optional) If your lock model does not include a Smart Module, please proceed to step 9a. Insert Yale Smart Module into the designated slot at the top of the Note: If you purchased your module separately, check compatibility with your Assure 2 Plus.
  • Page 20: Install Doorsense (Optional)

    Install DoorSense (Optional) If you do not wish to install DoorSense, please proceed to step 10. DoorSense is a magnetic sensor installed on your door frame that can keep track of when the door is opened and closed. For surface mount instructions, please proceed to step 9b. For flush mount instructions, please proceed to step 9c.
  • Page 21 Note: DoorSense will still work if placed on curved or angled trim moulding around the door frame as long as it is within 1-1/2” from the edge. 5. Ensure DoorSense is in proper position by center aligning it with the Yale logo on the battery cover, and adhere it to the door frame.
  • Page 22 DoorSense Flush Mount 1. Take off DoorSense cover. 2. Push the magnet out of the housing. 3. Expose the adhesive on the magnet cap by removing the blue backing. 4. Press the magnet onto the cap so that the notches interlock. Frame 5.
  • Page 23: Install Batteries And Set Up With App

    App, tap on “Set Up a Device”, and follow the in-app setup instructions. Note: If the lock exits pairing mode, simply press the Yale logo to restart. 5. With the battery cover off, locate the setup QR code on the side of the lock.
  • Page 24: Set Up Homekit And Home Key (Ios Only)

    Watch Series 4 or later with watchOS 8 or later are required. 1. To enable home key, make sure your lock is installed and set up with Yale Access app. 2. To begin setup, you’ll need access to the 8-digit HomeKit accessory code located on the side of the lock under the battery cover.
  • Page 25: Set Up And Manage Entry Codes

    Set Up and Manage Entry Codes You can create and manage entry codes from the Guest List tab of the Yale Access app. You must have Bluetooth or Wi-Fi connection with the lock to create or manage entry codes. Your changes will be pending until you do have connection with the lock.
  • Page 26: Using Your Lock

    Using Your Lock Exterior Keypad Interior Lock 1. Wake / One-Touch Locking To lock your door 2. Warnings / Menu • With home key 3. Submit Entry Code Tap with iPhone® or 4. 9-Volt Battery Backup Apple Watch®* • One-Touch Locking (See page 33 for instructions Press for if batteries are drained)
  • Page 27: Connecting To Your Lock

    Connecting to Your Lock There are two possible ways to connect to your lock with your Yale Access app. When you’re near your lock you can connect through Bluetooth, and if you have an optional module you can connect remotely through Wi-Fi.
  • Page 28: Led Alerts

    LED Alerts Exterior Keypad Alerts Interior Lock Alerts Gear flashes amber Low battery level 1 LED indicator flashes blue Low battery levels 1, 2, and 3 Gear flashes red Low battery level 2 LED indicator flashes red Locked state Gear flashes red, then stays red Low battery level 3 LED indicator flashes green Unlocked state...
  • Page 29: Resetting Your Lock To Factory Defaults

    Resetting Your Lock to Factory Defaults If you have set up your lock with Yale Access App, you should reset it using the app. Go to your lock’s settings and choose “Factory Reset”. 1. Remove one battery. 2. Insert reset pin into the designated reset hole.
  • Page 30: Features

    · The Power Reserve feature allows you to unlock your door with your iPhone® for up to five hours after the phone battery is drained. Express Mode must be enabled for the Power Reserve feature to work. · Entry codes are used to unlock your door. Create entry codes from the “Guest List” tab in the Yale Access App. Entry Codes ·...
  • Page 31: App Settings

    This code is automatically created by the Yale Access App and used to access programming features: handing, Smart Module Programming Code integration, and diagnostics. This code cannot be used to unlock the door. Find your programming code in the Yale Access App, enter this code on the keypad and press the gear symbol.
  • Page 32 App Settings You can find these and other settings in the Yale Access App. Advanced Device Settings Volume You can turn the lock volume on or off, and set it to high or low. When turned on, it will show the active status (e.g. locked) of the lock. This light will also inform you...
  • Page 33: Lock Operations Troubleshooting

    Lock Operations Troubleshooting · Press the Yale logo to activate the keypad. · Verify contact with the logo. Lock does not respond. · If keypad numbers are visible, check if they respond when pressed. · Check batteries are installed and oriented correctly in battery case. Replace batteries* if needed.
  • Page 34 · Make sure you are using different entry codes for different users. · Entry code must be entered while the keypad is active (tap on the Yale logo to wake it up and enter the entry code within 5 seconds).
  • Page 35: Hardware Troubleshooting

    Hardware Troubleshooting Deadbolt grinds and will not extend to lock when using an entry code but thumbturn · Lock was not handed properly. Find the setting called “Lock Handing” to fix this issue. locks and unlocks smoothly. Deadbolt is hitting the strike plate. ·...
  • Page 36 24/7 Support: 1-855-213-5841 • support.shopyalehome.com Yale® and Assure Lock® 2 are registered trademarks of Master Lock Company LLC and its affiliates. Other products’ brand names may be trademarks or registered trademarks of their respective owners and are mentioned for reference purposes only. ©Copyright 2023. All rights reserved.

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