Hitachi C22P Instruction Manual page 25

3.3.4 Setting the needle guide angle
Pull the knob(①) and release it into the recess of appropriate angle
of the bracket(②). Needle guide angles are engraved on the bracket.
(See Fig. 17)
Needle guide angle are engraved
Do not place the knob on any positions between recesses of the bracket.
Otherwise, the needle guide angle will be unstable.
Recess of
the bracket
Fig. 17 Setting the needle guide angle
①
Knob
②
WARNING
-19- Q1E-EP1457