Unit installation

26
Fitting the burner
87 kW
115 to 311 kW
1.
Install fan A.
Note
Ensure the gasket between the fan
housing and the boiler door is cor-
rectly positioned.
2. Push the connecting cables "100"
and "100a" onto the fan.
3.
Secure Venturi mixing pipe E with
gas train
B
and gas supply pipe
D
to fan
A
.
Note
For larger burners (246 to 311 kW),
the rotary damper is also fitted with a
drive at position
E
.
4.
Tighten fitting C on gas supply pipe
D
.
Danger
Escaping gas leads to a risk of
explosion.
Check the fitting and gasket
between the fan housing and
the boiler door for gas tight-
ness.
Commissioning, inspection, maintenance
Further details regarding the individual steps
(cont.)
5692 907 GB