Carry Out Service Reset; Reset Circuit Breaker - Viessmann Vitotwin 300-W Installation And Service Instructions For Contractors

Troubleshooting

Carry out service reset

A

Reset circuit breaker

1. Pivot control unit down and remove
control unit cover A.
2. Actuate B.
122
A
B
1. Pivot control unit forward.
2. Remove rear cover of the control
unit.
3. Hold down reset button A for at least
5 s.
3. Carry out service reset (see above).