Removing The Burner And Checking The Burner Gasket - Viessmann Vitocrossal 100 Series Service Instructions For Contractors

Removing the burner and checking the burner gasket

Burners 80 kW
A
B
C
K
D
E
F
H
Fig. 7 80 kW
Burner fixings, 4 screws
A
Ignition electrode
B
Ionisation electrode
C
Ignition transformer
D
Fan motor
E
Note
Burner weight 10 kg
1. Switch OFF the mains isolator or the power supply,
and safeguard against unauthorised reconnection.
2. Close the gas shut-off valve and safeguard against
reopening.
3. Pull cables from fan motor, gas train and ionisation
electrode.
4. Undo gas supply pipe fitting. Pull off ventilation air
hose.
Commissioning, inspection, maintenance
G
Gas train
F
Gas supply pipe
G
Ventilation air hose, only for room sealed opera-
H
tion.
Combustion chamber pressure limiter
K
5. Undo 4 screws. Remove the burner.
!
Please note
Damage to the burner gauze assembly will
impair the burner function.
Do not damage the mesh.
Never touch the mesh of the burner gauze
assembly. Place the burner on a suitable
surface.
6. Check the burner door gasket for damage and
replace if required.
15