Bernette b77 - 11.5 Oiling the Needle Bar

Maintenance and Cleaning
94
2022-08 EN 5020077.40A.04
11.5 Oiling the Needle Bar
The needle bar may not move smoothly without lubrication. If the machine is used frequently, the needle bar
should be oiled every 6 months to prevent blocking.
WARNING
Electronically Driven Components
Risk of injury near the needle bar.
> Switch the machine off and disconnect it from the power supply system.
> Remove the protective cap (1) and screw (2).
1
2
> Remove the headframe cover (3).
– After removing the headframe cover, pay attention to the moving parts.
3
> Apply a drop of oil to the movement mechanism of the needle bar, including the connecting rod/needle
bar, needle bar holder and needle bar holder (apply oil to the points marked with an arrow).
> Remove the presser foot.
> Turn the handwheel a few times and remove any excess oil with a cloth.
> Attach the headframe cover again.