Installing The Burner - Viessmann B1HF Installation And Service Instructions Manual

Checking the condensate drain and cleaning the...
9. Danger
Risk of electric shock from escaping conden-
sate.
Check the connections for leaks and check
that the trap is seated correctly.
Note
Route the drain hose without any bends and with a
constant fall.
Multi boiler system:
Clean the trap in the flue gas collector as well.

Installing the burner

4x
F
D
C
B
Fig. 37
1. Insert the burner. Tighten screws
Tighten screws as tightly as necessary and ensure
that the components are undamaged and are func-
tioning correctly throughout service life.
Observe torque settings if a torque wrench is avail-
able.
Torque: 6.5 Nm
E
A
diagonally.
F
Commissioning, inspection, maintenance
(cont.)
2. Fit gas supply pipe
E
Tighten screws as tightly as necessary and ensure
that the components are undamaged and are func-
tioning correctly throughout service life.
Observe torque settings if a torque wrench is avail-
able.
Check for gas tightness to BSI 6891.
Torque: 30 Nm
with a new gasket.
51