Installation and operating instruction
Oil burner WL5/1-B H
9 Servicing
83272102 1/2019-03 La
39-76
9.5 Removing and refitting nozzle shut off
Observe notes on servicing [ch. 9.1].
Removing
Remove nozzle [ch. 9.4].
Counter-hold the nozzle assembly
4
using a spanner and remove nozzle holder
1
.
Remove valve piston
2
and compression spring
3
using a suitable tool (e. g.
pliers), do not damage valve piston and O ring.
1
2
3
4
Refitting
Do not refit damaged valve pistons, replace as necessary.
Refit nozzle shut off in reverse order.
Check nozzle distance [ch. 9.9].
Set ignition electrodes [ch. 9.6]