Hitachi RTX 900 - Manual (Page 23)

Selector Switch Knob
311772G 23
Selector Switch Knob
Use Knob Repair Kit 288756.
Disassembly
1. Turn selector switch knob clockwise as far as it will
go.
2. Use wrench to remove nut from knob.
3. Pull knob straight off from sprayer.
Assembly
1. Position new knob to point right (approximately 45°
from vertical) and slide it onto exposed spline.
2. Apply Locktite (1 drop or small amount) to knob nut
and tighten with wrench.
Once knob has been removed, don’t move the
exposed spline. If it is moved, use your fingers to
turn it clockwise as far as it will go for a tight fit prior
to reassembly of knob. This will properly align knob
to spline.
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