Without the booklet there is only one other place to find this code.
Manual schlage keypad lock change code.
You need to locate the master code for the lock.
Schlage is the leading producer of keyless entry systems for residential entry doors their most popular keyless entry lock sets use a 10 key mechanical keypad that opens the lock when you push buttons to enter a 4 digit code you program into the lockset.
Keypad locks programming guide.
Once you obtained your programming code from the instruction manual or back side of the deadbolt you need to enter it into the lock by using the keypad.
The turn lock feature is enabled by default.
Turn lock feature when enabled the keypad deadbolt be365 can be locked from the outside by pressing the schlage button and then rotating the thumbturn.
With that in mind here are the instructions to change the code on your be and fe series schlage keyless deadbolt locks and lever handle locks.
Schlage rekeying manual 1 4mb f170 non turning knob lever door prep template 4mb fe576 keypad lock with built in alarm and auto lock installation instructions 5 1mb.