I don't know how to reset landis gry meter password, but perhaps you can visit http://www.recoverlostpassword.com and find out the possible solution.
answered by anonymous
does any 1 have a reset code for landis +gyr
You could try to perform a Manual Cold Start. This will remove all programming and data from the meter, including the password/security code. Please refer to the S4/S4e Instruction Manual for this ...