Maintenance
106 Service Instructions 878-M PREMIUM - 03.0 - 10/2019
18.1 Cleaning
Lint and thread remnants should be removed after every 8 operating hours 
using a compressed air gun or a brush. If very fluffy sewing material is 
being sewn, the machine must be cleaned more frequently.
WARNING
Risk of injury from airborne particles!
Airborne particles can enter the eyes, causing 
injury.
Wear safety goggles.
Hold the compressed air gun so that the particles 
do not fly close to people.
Make sure no particles fly into the oil pan.
NOTICE
Property damage from soiling!
Lint and thread remnants can impair the operation of the machine.
Clean the machine as described.
NOTICE
Property damage from solvent-based cleaners!
Solvent-based cleaners will damage paintwork.
Only use solvent-free substances for cleaning.