ES-505
2-4
Revised: 04/2016
E-mail: [email protected]; webside: www.amfreece.com
Phone: +420 582 309 146; Fax: +420 582 360 606
TROUBLESHOOTING
1.2. List of values to set up mechanisms
Note:
Machine setup can be changed according to fabric type and thread. Correct setup decreases parts wear-out in the
machine. Mechanisms, whose parts are fixed with yellow color, cannot be adjusted in the warrantee period without
an approval of the manufacturer.
Setups of the manufacturer:
•
distance between needle and loopers 0,05-0,1mm (0,002-0,004 inch)
•
clearance between needle and needle rest 0,05-0,1mm (0,002-0,004 inch)
•
both left and right loopers are in the centre of the needle at 2,8mm stroke (0,11 inch) from the bottom dead point
•
distance of needle from left spreader groove in the moment of needle leaving left looper is 0,6mm (0,024 inch)
•
maximal allowed axial play of needle bar in the bottom dead point with 5N force is 0,25mm (0,01 inch)
•
maximal allowed radial play of needle bar in the bottom dead point with 5N force is 0,05mm (0,002 inch)
- loopers holder axial play 0,05-0,1mm (0,002-0,004 inch)
- loopers holder radial play 0,05-0,1mm (0,002-0,004 inch)
- loopers holder angle play 0,2-0,3mm (0,008-0,012 inch)
- distance between screening and sensors BQ1, BQ2, BQ3, BQ4, BQ5, BQ8, BQ10,BQ11 0,2-0,3mm (0,008-
0,012 inch)
•
main air regulator setup - 0,6MPa (6 bar; 87 PSI)
Regulator for buttonhole cut with eye setup - 0,5MPa (5bar; 72,5 PSI)
Regulator for eye cut setup - 0,25-0,3MPa (2,5-3bar; 36-43,5 PSI)
2. FAILURES NOT INDICATED BY ERROR MESSAGE
If you have a problem with sewing, first check threading and that the needle is installed correctly in the needle bar.
Before you call a service mechanic, check the machine as follows.
If you are not able to solve the problem with the following instructions for troubleshooting, switch the machine off and
discuss the problem with a qualified technician at the place you bought your machine.
WARNING
!
Switch the main switch off and disconnect the machine from power supply.
Unless you do that, the foot pedal can be accidentally pressed down during the service and cause a severe bodily
harm.