Burner Removal - Viessmann VITODENS 200-W Service Instructions Manual

Commissioning, inspection, maintenance
Further details regarding the individual steps

Burner removal

G G
4x 4x
E E
D D
C C
B B
1. Switch OFF the main power supply
and the ON/OFF switch at the control
unit.
2. Close the gas shut-off valve and safe-
guard against reopening.
3. Pull cables from fan motor A, gas
train B, ionisation electrode C,
ignition unit D and earth tab E.
18
(cont.)
F
A
4. Release gas supply pipe F fitting.
5. Undo four screws G and remove the
burner.
!
Please note
To prevent damage,
never rest the burner on the
gauze assembly.