AMF S-311 Manuel de service télécharger pdf (Page 25)

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

Revised 03/2006

S-311

1-13

4. BELT TENSION

4.1. Lower belt Ê of sewing mechanism drive is

installed on machine head pulley during the

transport. To access this pulley : loosen screw Ë

on drive belt cover Í, shift the cover aside and

remove the cover. Then loosen two screws Î and

screw Ï of the drive belt cover Ì.

4.2. To remove the cover Í, loosen the screw Ð. It

allows insertion of the panel Ñ with the

Emergency Stop button, inside the cover.

4.3. After loosening the screws Ó of the tension

pulley

, tighten the belt by moving the pulley.

Tighten the screws again.

4.4. Check the tension by pressure approximately

10 N above the plate. The deflection of the belt

should be approximately 10 mm.

4.5. After loosening the screws

, it is possible to

stretch the upper drive belt

using the pulley

4.6. Install the motor pulley cover and machine

covers Ì, Í . By turning the hand wheel

check, whether the belts are clear from all

covers.

B - MACHINE ASSEMBLY

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AMF S-311 Manuel de service Page 25