DURKOPP ADLER 581 Operating Instructions Manual page 176

174
Meaning Possible causes
Sewing • Toothed belt is not sufficiently
mechanism tensioned
rotation is
• Toothed belt and toothed
faulty
disks are dirty
• Sewing mechanism collides
with other parts
• Set collars on the looper
turret or needle bar drives
are too tight
• Stiffness of individual parts
Fabric • Fabric support plate collides
support with other parts
plate
transport
is faulty
Remedial action
• Re-tighten the toothed
belt, or replace if required
• Clean the toothed belt and
disks, if required replace
the toothed belt
• At a low speed, check the
movement of the sewing
mechanism and watch out
for possible collisions
• Check the set collars, set
a small amount of play if
required:
Looper stroke ( Service
Instructions), needle bar
height ( Service
Instructions) and spreader
plate ( Service
Instructions)
• Check all parts related to
the sewing mechanism
rotation
• At a low speed, check the
movement of the fabric
support plate and watch
out for possible collisions
Operating Instructions 581 - 01.0 - 05/2016
Troubleshooting