The Yale 77 Series Traditional Nightlatches are the Original Yale Lock with classic styling. The d...The Yale 77 Series Traditional Nightlatches are the Original Yale Lock with classic styling. The deadlocking snib function enables the latch to be held back or deadlocked internally. The nightlatch is key operated from the outside and has a knob handle for operation from inside. The 77 Series Nightlatches have a 60mm backset, this is the measurement from the edge of the door to the centre of the keyhole. Supplied with 1109 external cylinder.
This guide is for users of the Yale 77 Traditional Nightlatch. It's designed to provide enhanced security for your home with classic styling. A key feature is the deadlocking snib function for added security. However, it's important to note the 60mm backset measurement is crucial for proper installation.
All features
Colour
Multicolor
Model Part Number
77
Brand
Yale
Extended Product Information
FAQs
What is a backset?
The backset is the distance from the edge of the door to the center of the keyhole.
What is the deadlocking snib function?
The deadlocking snib enables you to hold the latch back or deadlocked internally for added security.
What kind of key does the Yale 77 use?
The Yale 77 Traditional Nightlatch uses a specific key designed for its external cylinder (1109).
How do I operate the lock from the inside?
The lock is operated from the inside using the knob handle.
Can I replace the cylinder?
Yes, you can replace the cylinder. Ensure you get a replacement cylinder that is compatible with the Yale 77 model.
What if I lose my keys?
Contact a locksmith. They can help you replace the cylinder and provide new keys.
Troubleshooting
Lock is stiff or difficult to turn.
Lubricate the lock mechanism with a suitable lock lubricant.
Key doesn't turn.
Check for obstructions in the keyway. Ensure the correct key is being used. If the problem persists, try lubricating the lock.
Latch doesn't engage properly.
Check the alignment of the strike plate and ensure the door closes properly. Tighten any loose screws.
Pros and Cons
Pros
Provides enhanced home security.
Classic and recognizable Yale design.
Easy to operate from the inside.
Deadlocking snib function for added safety.
Key operated from the outside for controlled access.
Cons
Requires a 60mm backset for proper fit, which may not be compatible with all doors.
Installation may require some technical skill.
The external cylinder (1109) is specific to this model.
Key access is required for entry from the outside.
Setup, Compatibility & Care
Installation: Ensure your door has a 60mm backset. Follow the provided instructions carefully, or consider professional installation.
Compatibility: This nightlatch is designed for doors with the specified backset. Always measure your door before purchase and installation.
Care: Regularly lubricate the moving parts with a suitable lock lubricant. Clean the lock mechanism to remove any dust or debris. Do not use excessive force when operating the lock.