Service manual

2-7
S-105
Released 01/2010
e-mail: service@amfreece.cz; parts@amfreece.cz; website: www.amfreece.com
Phones: +420 582 309 146 (Service); +420 582 309 286 (Spare Parts); Fax: +420 582 360 606
Not even parallel
sides
Clamp plates wrong position
Knife outside the centre
Not even spreading
Not even clamp pressure
Bent needle
Loose cam brakes
Adjust
Adjust
Adjust
Adjust
Replace
Adjust
Eye is deformated
Incorrect sewing mechanism
rotation adjustment - start or angle
Incorrectly adjusted pin
on lever of eye shape
Incorrect spreading
Throat plate is too low
or hits to clamp plates
Knife outside the buttonhole centre
when cutting before stitching
Adjust
Adjust
Adjust,
reduce spreading to 0,2 mm
Lift up to clamp plates position,
for 3 mm lower as maximum
Adjust the knife surface
Cutting of stitching
fails
Bent needle
Low thread tension
Incorrect needle axis
Incorrect clamping
or unsymmetric clamp pressure
Knife outside the buttonhole centre
Replace
T
ighten tension
Adjust
a) Check pressure
b) Increase pressure
Adjust position
TROUBLESHOOTING
SOLUTION
POSSIBLE CAUSE POSSIBLE SOLUTION
SERVICE
SECTION
Stitches
are not regular
Loose brakes
Feeding clutch worn out
Adjust
Replace single direction clutch
D - 14
D - 13
D - 4
D - 11
D - 13
D - 13
D - 4