Strobel 141-23EV, Mechanic'S Instructions

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MA_141_142_A10-6-7-3-6-5_130617_en
Fig. 3
Fig. 4
Screw knob 344.0089 onto regulating bolt 137.0026 until it touches the hand
wheel. Then hold the knob while screwing out the regulating bolt until index
124.0080 stops at the knob (mark 5) long stitch, (Fig. 4) and easily visible
between handwheel and stand.
When properly adjusted, you can easily turn the regulation knob from the fixed
stop “long stitch” to the fixed stop “short stitch”.
Regulating eccentric 132.0074 must be set to the upper dead point, the index at
the hand wheel to mark 5. Finally, screw in lock nut 179.0614. (Fig. 4)