02/2016 - Art. Nr. 4200 1046 8202A
25
en
Servicing
Maintenance
Checking the combustion
components
• Take out the flame detector
B3
.
• Detach the flexible hose from the air
pressure switch.
• Remove the three screws
W
from the
cover.
• Remove the combustion components.
• Check the nozzle size and replace in
accordance with the table on page 13
if necessary.
• Check the ignition electrodes; correct
if necessary.
• Check the gap between the fuel oil
nozzle and the air nozzle; adjust if
necessary.
Burner and boiler servicing must only
be carried out by an approved,
qualified heating engineer. The system
operator is advised to take out a
maintenance contract to guarantee
regular servicing. Depending on the
type of installation, shorter
maintenance intervals may be
necessary.
• Switch off the power supply before all
maintenance and cleaning work.
• Use original spare parts.
Work recommended as part of annual
burner maintenance:
- Burner test run, input measurement in
the boiler room
- Clean the combustion components and
replace defective parts if necessary
- Clean the fan wheel and blower and
check the pump coupling
- Check the fuel oil nozzle, replace if
necessary
- Check or replace the fuel oil filters
(pump, feed lines)
- Visual inspection of oil hoses, replace
if necessary
- Visual inspection of the burner's
electrical components; eliminate
malfunctions if necessary
- Check burner start characteristics
- Check the oil pressure and vacuum at
the burner pump with the burner in
operation
- Flame detector and control unit
function check
- Correct the adjustment values if
necessary
- Creation of a measurement report
General checks
- Emergency stop button function check
- Visual inspection of oil lines in the
boiler room
Checking the flame tube
This operation requires the boiler door to
be opened.
• Turn off the power supply.
• When the boiler door is open, turn the
flame tube 6 and take it out (bayonet
mounting).
• Check the flame tube
6
and replace if
necessary.
• Fit and secure the flame tube.
The flame tube may be hot
