Removing the burner and checking the burner gasket
(replace gasket every two years)
1. Switch OFF the control u nit ON/
OFF switch and the mains electri-
cal supply.
2. Cl ose the gas shut -off valve and
safeguard against reopening.
3. P ull electrical ca bles from fan
motor A, differential pressure sen-
sor B,gasvalveC, ionisation
electrode D, ignition electrodes
E and earth F.
4. Uns crew the fixing screws of gas
supply flange G.
5. Rel ease four nu ts H and remove
the burner.
!
Important information
Prevent d amage to the wire
mesh.
Never rest the burner on the
gauze assembly.
6. Che ck the burner ga sket K for
damage.
Generally, replace the burner gas-
ket every two years.
Further details regarding the individual steps (cont.)
20
Initial start-up, inspection, maintenance
5692 537 GB