When the door is locked the tang is partially in and out of the cylinder.
How does a travel door lock work.
If you see a letter this indicates which lettered passkey will unlock it.
This design is widely available online.
I just wanted to document my make of a travel lock for hotel rooms.
There is also quite a good diagram on this site in the section called how do yale locks work showing how the pins line up when the key is inserted.
For decades the main latch knob of rv entry door locks has been keyed with master keys also known as passkeys.
I am making one for a friend who is travelling somewhere with a history of people breaking into hotel rooms.
Look for a small letter c d e etc next to the keyhole.
Video of the day.
When the door is unlocked a part called a tang is resting fully inside of the cylinder.
Start by jiggling the key around to see if you can get it to click.
Global locks have a small lip that can jam and keep the door from opening.
The reason for passkeys is the convenience for rv manufacturers transport drivers and rv dealers.
Inside the cylinder are all the parts that work together with the key to lock or unlock the door.
Push on the left of the door near the handle while you re trying to open the door and it should come unlocked.