VISTA 128 CODE ASISSTANCE

**We recommend that you do not change the code to user 01 as this can make your system unserviceable.**

Change master code:

Only the master code may change the master code.

CURRENT FOUR DIGIT CODE + 8 + 002 + CURRENT FOUR DIGIT CODE (again)

Example: 1234 + 8 + 002 + 1234 (old code) + 2468 (new code)

Complete.

Test codes to ensure changes.

Change user codes (not the master code):

FOUR DIGIT MASTER CODE + 8 + THREE DIGIT USER NUMBER + NEW FOUR DIGIT USER CODE

EX: 1234 + 8 + 003 + 2468

Test codes to ensure changes.

Complete.

Delete user code.

The master code can not be deleted.

FOUR DIGIT MASTER CODE + THREE DIGIT USER NUMBER (TO BE DELETED) + 0 #

Example: 1234 + 8 + 003 + 0#

Test codes to ensure changes.

Complete.