Cleaning The Burner - Viessmann Vitoladens 300-C Installation And Service Instructions Manual

Cleaning the burner

A B
Fig. 42
1. Undo the screws, remove the cover with mixer
assembly and secure in the maintenance posi-
B
tion.
Note
If mixer assembly
B
the boiler door and push mixer assembly
applying light pressure to the sensor plate.
cannot be pulled out, open
out by
B
Commissioning, inspection, maintenance
CDE
2. Pull the cables from oil preheater
electrodes .
E
3. Undo Allen screw and remove spinning facility
C
D .
4. Clean the restrictor, dosing ring and ignition elec-
trodes.
A and ignition
45