Cleaning The Burner; Checking The Burner Door - Viessmann Vitocrossal CRU 800 Service Instructions For Contractors

Commissioning, inspection, maintenance

Cleaning the burner

5.
1.
2.
Fig. 12
4. Press and hold the blue ring on the push-fit con-
nector to remove the compensation lines from the
gas train and fan. Carefully pull off the hose.

Checking the burner door

1. Check the gaskets and packing cords in the burner
door for damage.
22
3.
4.
10x
8x
3.
B
6.
A
7. Using compressed air, carefully clean the fitting
with swirl plate A .
Carefully vacuum burner gauze assembly
inside. Remove any dirt with compressed air.
Do not damage the mesh of the burner gauze
assembly.
2. Check the thermal insulation components on the
burner door for damage.
from
B