AMF S-311 Manuel de service télécharger pdf (Page 103)

Revised 03/2006

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

2-7

SYMPTOM

POSSIBLE CAUSE

PROBABLE SOLUTION

S-311

TROUBLESHOOTING

After the machine is in the

home position, the bedplate

shakes in one place. It is not

possible to sew next

buttonhole.

Some part of one of the

stepping motor does not keep

its position

Incorrect function of the air

valves

When sewing operation

started, air valves do not

operate. The air pressure

correct.

Incorrect indication of the home

position.

Stepping motor fault

Driver error

Stepping motor supply is

connected

GS2 Power damaged

Inadequate contact of contactor

KM1,or sockets X4

Contactor KM1 damaged

Press Emergency Stop button.

Manually move the bedplate so it

is out of a table sensors. Release

Emergency Stop button and press

button to bring the machine to

the home position.

Change motor

Check a connection: motor - driver

Change the driver

PN 12.0008.4.891

Replace contactor 12.0008.4.833

Check the main power supply with

socket X4

Replace the power 12.0008.4.709

Replace contactor 12.0008.4.833

Stepping motors do not hold

their position

Fuse F3 failure. (No LED light on

CB1) (T10A)

Replace fuse PN 12.0008.4.664

Contactor KM1 fault.(No LED

light on CB1 plate )

Replace contactor

PN 12.0008.4.833

Burned fuse F5,F6 (Just one LED

light on CB1) (T10A)

Replace fuse PN 12.0008.4.664

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AMF S-311 Manuel de service Page 103

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