Leaving The Service Menu; Change Passwords; Resetting All Passwords To Factory Settings - Viessmann Vitotronic 300 GW6B Installation Instructions Manual

Service Scans

Leaving the Service Menu

Change Passwords

Resetting all Passwords to Factory Settings

58
Vitotronic 300, GW6B Installation and Service
From the service main menu tap the following buttons:
1. "Exit service"
2. Confirm "Terminate service?" with OK.
Note: The system exits the service menu automatically
after 30 min.
In the factory set condition, the following passwords have
been assigned:
H "viservice" for access to the "Service main menu"
H "viexpert" for access to "Coding level 2"
From the home screen tap the following buttons:
1. "Menu"
2. "Service"
3. Enter "viservice" password.
4. "Change passwords"
5. "Service level" or "Coding level 2"
6. Enter current password.
7. Confirm with OK.
8. Enter new password.
9. Tap OK twice
From the home screen tap the following buttons:
1. Request the master password from the Technical
Service at the Viessmann Group.
2. "Menu"
3. "Service"
4. Enter "viservice" password.
5. "Change passwords"
6. "Reset all passwords"
7. Enter master password. This must be requested from
the service hotline.
8. Confirm twice with OK.