AMF S 4000 LS, Parts And Service Manual, Page: 72 / 76

S-4000 TKF, LS Omron
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
Released 12/2009
2-4
TROUBLESHOOTING
SYMPTOM
POSSIBLE CAUSE PROBABLE SOLUTION
Thread not trimmed at the
end of the cycle
Sewing motor turns,
machine does not sew
Machine sews continually,
does not stop
Zero pressure on regulator
Low air pressure
Noise heard from deflate
screw
Trimming knife damaged
Low air pressure at trimming
cylinder
Flow control valve to tension
cylinder closed
Incorrect loopers timing
Incorrect setting of trimming
delay
Trimming length incorrectly set
Belt broken or loose
Stopping sensor adjusted
incorrectly
Shut off valve closed
Filter element dirty
Air fitting or tubing obstruction
Deflate screw is loose
Replace the knife
Check supply pressure
See section E15 point 3
See section E9
Change Trim dly parameter - D4
Change Trim tim parameter - D4
See section E19 for changing
See section E18 for correct
position adjustment
Open the shut off valve
Clean the filter element
Check supply guides
Tighten or replace
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