Yale Living YRL216 Installation And Programming Instructions page 17

Testing Push Button Operation
&.
Test with
door
open.
A Master PIN Code must be created upon installation or after resetting
the lock to factory default. Programming and use of lock is not possible
until this step has been successfully completed. See (D of
Programming Instructions below.
Enter PIN Code
Press
0
•
000
000
000
@]@}
&_
11 push button operation
test
falls, check installation beginning
with step
2.