Service manual

S-4000 BH Omron
1-58
Released 05/2010
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5. Tilt the machine head onto the rest pin and lubricate the places shown in the picture.
➐ looper shafts looper cam surfaces
➑ roller feed cam surfaces
➒ shifter bite cam surfaces
➓ bevel gears trimmer shaft
Return the sewing head back into the sewing position
6. After lubrication it is important to sew a minimum of 10 buttonholes on scrap fabric to dispel any
excess oil. W
ipe all visible excess oil from the mechanism in the work area.
F - MACHINE MAINTENANCE