Operating instructions

6. Maintenance
Caution Risk of Injury !
Turn off the main switch.
The maintenance of the sewing unit may only be conducted
when the machine is turned off.
The maintenance work must occur at the latest as per the
maintenance intervals listed in the tables (see column
Operating Hours).
6.1 Cleaning and Inspection
Maintenance work
to be conducted
Machine head
Remove sewing dust, thread rests and
cutting residue.
Sewing drive
Check condition of the V-belt.
Pneumatic system
Check and/or set air pressure.
Check water level in the pressure regulator.
Clean the filter insert.
Check the system for leaks.
Running carriage
Switch cabinet
Remarks
Particularly to be cleaned:
- Underside of the needle plate, top of the needle plate
(slider)
- Sewing arch
- Area around the hook
- Bobbin case
- Thread trimmer
- Light barrier
The water level should not rise up to the filter insert 1.
After screwing in the drain screw 3, drain the water out of
the water separator 2 under pressure.
Dirt and condensation are removed through the filter insert
1. Separate the machine from the compressed air supply.
Screw in the drain screw 3. The pneumatic system of the
machine must be pressure-free. Screw off the water
separator 2. Screw off the filter insert 1 and wash out the
dirty filter bowl and filter insert with naphtha (no solvents!)
and blow dry. Reassemble the maintenance unit and attach.
Renew lubrication
Clean the filter mat of the switch cabinet ventilator
Hours of
Operation
8
160
8
40
500
500
500
8
2
3
1
28