Elna Explore 340 Sewing Machine Service Manual
Includes:
* Removing face plate, base and rear cover.
* Top tension needle bar height.
* Presser foot height and alignment.
* Adjusting needle swing.
* Needle to hook timing.
* Clearance between needle and hook point.
* Adjusting backlash between hook drive gear and lower shaft gear.
* Feed dog height.
* Feed balance.
* Buttonhole feed balance adjustment.
* Adjusting buttonhole zero feed.
* Replacing motor and adjusting motor belt tension.
* Replacing and adjusting threader.
19 page service manual.
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