AMF S-311 Manuel de service télécharger pdf (Page 102)

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

2-6

S-311

SYMPTOM POSSIBLE CAUSE PROBABLE SOLUTION

When sewing operation

started, motor does not

operate. Frequency inverter

U5 error - check its display -

does not light. Contactor KM1

switched on.

TROUBLESHOOTING

4. ELECTRICAL FAULTS

When switch in position I,

neither the work light or the

cooling fan operate

Check main power supply or

voltage in the socket

No power supply

SYMPTOM

POSSIBLE CAUSE

PROBABLE SOLUTION

The length of the buttonhole and the

length of a flybar is incorrectly set

Set correct length of a buttonhole

and length of a flybar - see section

D3. The total can not exceed 50.

After the machine is switched

on, display does not light

Fuse F4 failure (T10A)

Display or its control damaged

Cable from the display

disconnected

GS1, GS2 Power damaged

Relay VC1 damaged

The supply voltage is above

255 V (red LED lights on relay

VC1 — if there is the relay VC1)

Power switch QS1 damaged

Fuse F1, F2 failure (T2A)

Replace fuse PN 12.0008.4.664

Replace display or control units,

call AMF Reece Service

Check the display connection

Replace the power 12.0008.4.709

Replace the relay 12.0008.4.690

Call electronic engineer in the plant

Replace the switch 12.0008.4.835

Replace fuse PN 12.0008.4.665

Frequency inverter U5 error or

filter Z1 error

Call AMF Reece service

When sewing operation

started, motor fails to operate.

Frequency inverter U5 error -

check its display - does not

light. Contactor KM1 switched

off.

Fuse F3 failure Replace fuse PN 12.0008.4.063

Contactor KM1 damaged

Replace contactor 12.0008.4.833

Emergency stop turned off

Turn on emergency stop

Defective emergency stop button

Change the stop button

PN 12.0008.4.563

Disconnected girth

Check the girth button

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AMF S-311 Manuel de service Page 102

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