21
Bentone B55/B65
General
E
a
b
a
b
c
d
B55
e
c
d
5. MAINTENANCE
5.1 Servicing the burner device
Removal and fitting
1. Turn off the main power switch and disconnect the Eurostecker
connectors from the burner.
2. Undo the nuts (E) and pull out the burner body on its guides.
3. Undo and remove the brake plate from the oil pipe.
4. Unscrew the nozzles.
5. Fit the nozzles.
6. Fit the brake plate (see Adjusting the brake plate).
7. Check the ignition electrodes (see Adjusting ignition electrodes).
Replace if necessary.
8. Slide the burner together and secure it with the nuts (E).
9. Connect the Eurostecker connectors and turn on the main power
switch.
10. Check combustion*.
Note!:
* After servicing/replacing components that affect combustion, a flue
gas analysis and soot measurement must be carried out on the instal-
lation.
NOTE! If nozzles are dirty always replace them with new ones. Do not clean
them.
On boilers with a hinged door, the door can be opened and the burner pipe
can be removed from the flange and pulled forwards.
With burners that have an extended burner tube, the burner body must be
lifted off the guides, or the oil pipe must be disconnected from the solenoid
valves to be removed for servicing..
5.2 Adjusting the ignition electrodes
and brake plate
Adjustment dimensions for ignition electrodes.
Burner, type a b c d e
B55 -2 2,5-3,0 2,0 6,5-7,0 2,0 6,0-7,0
B55-3 2,5-3,0 0,0 6,5-7,0 2,0 6,0-7,0
B65-2 2,5-3,0 2,0 6,5-7,0 2,0 10,0-12,0
B65-3 2,5-3,0 0,0 6,5-7,0 2,0 10,0-12,0
NOTE! It is important that the spark does not strike the brake plate or
nozzle.
B65
e
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