26
Cause Remedy
Vitotrol 100 is incorrectly set up. Check settings and correct if required:
■ Program (see page 10)
■ Room temperature (see page 13)
■ Time (see page 22)
The wireless connection to the boiler con-
trol unit is faulty.
Change the address code (see
page 29).
Note
For further causes, see the boiler oper-
ating instructions.
Rooms are too hot
Cause Remedy
Vitotrol 100 is incorrectly set up. Check settings and correct if required:
■ Program (see page 10)
■ Room temperature (see page 13)
■ Time (see page 22)
The wireless connection to the boiler con-
trol unit is faulty.
Change the address code (see
page 29).
Note
For further causes, see the boiler oper-
ating instructions.
There is no hot water
Cause Remedy
The Vitotrol 100 is incorrectly set up. Check settings and correct if required:
■ Starting DHW heating (see page 18)
■ Program (see page 20)
■ Operating mode (see page 18)
■ Time (see page 22)
The wireless connection to the boiler con-
trol unit is faulty.
Change the address code (see
page 29).
What to do if...
Rooms are too cold
5592 620 GB
