Stihl SR 430 Instruction Manual page 19

12 Metering Unit
12.3 Changing the metering knob
► Pull the existing metering knob up and out of
its seat.
► Push the new metering knob into its seat as
far as stop.
12.4 Fitting the strainer
The strainer supplied must always be fitted when
the ULV metering knob is used.
SR 430
SR 450
► Push the strainer into its seat until it snaps into
position.
included with ULV metering knob
2)
0458-454-0121-G
Removing
► Pry the strainer out of its seat – as shown.
12.5
2)
► Rotate the metering knob (1) for infinitely vari‐
Position 1 = minimum flow rate
Position 6 = maximum flow rate
The numbers on the metering knob must be lined
up with the lug (2) under the knob.
The "E" position on the ULV metering knob is
used for emptying the solution container. Do not
use this position for spraying – see "After Finish‐
ing Work".
12.6
Metering knob
2
able discharge rate
Discharge rate
English
1
19