3. Press and hold the two "VSD" buttons on the AZL display labeled "F" and "A" until the
screen briefly displays "CodE" and then displays a series of dashes as shown below.
Following the same steps as done in SECTION II - INITIAL SETUP.
4. Using the "+" and "-" buttons to cycle through characters and the "Enter" key to select a
character, enter the Service Level Password provided. After the final character of the
password is entered, press the "Enter" key one more time to confirm password.
NOTE: NOT ALL LINES OF THE PASSWORD MUST BE FILLED WITH CHARACTERS.
5. Upon successfully entering the Service Level Password the screen will briefly display
"PArA" and settle on "400: Set". Toggle the "-" button until you reach the "200 Set". Press
"Enter". The screen will open to parameter 201. To the right of the screen there will be a 1.
This is because the gas train type was already pre-programmed. Press "Enter". Toggle the
"-" button until the 1 becomes a dash (-) as shown. Press "Enter". At this time, all pre-
existing gas train set points have been erased and the control is ready for complete
reprogramming.
63899-002 Rev. A 3/20/2024
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