Closing The Boiler Door; Cleaning The Burner - Viessmann Vitocrossal 200 Service Instructions For Contractors

Commissioning, inspection, maintenance

Closing the boiler door

Danger
Leaks from the boiler door can result in poison-
ing through escaping gas.
Check the boiler door for flue gas tightness.
To ensure that the boiler door closes tightly,
adjust the clearance between boiler floor and
hinge bolt to 16 mm ± 0.5 mm. Correct if neces-
sary using the 4 nuts.
3.
2x
2.
4x
4.
Fig. 24
4. Tighten the screws in the boiler door diagonally
with a torque of approx. 18 Nm.
In the case of leaks, tighten with 30 Nm.

Cleaning the burner

87 kW
E
D
C
Fig. 25
24
18 Nm
1.
F
A
B
A
B
115 to 311 kW
B
D
C
Fig. 26
1. Undo fitting on gas supply pipe
C
F
A
E
.
D