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Electrical Connection

4.1

Checking the Nominal Voltage

ATTENTION !

Any work on the electrical equipment of the sewing unit should

be carried out exclusively by the properly qualified electricians or by

the

properly qualified staff!.

The mains plug must be pulled out.

It is absolutely necessary to respect the enclosed manufacturer's

instructions for the step motor.

ATTENTION !

The nominal voltage, stated on the type plate, should agree with the

local voltage!

Use the terminal bar 3 and the transformer 6 in the control cabinet for

adapting to the local voltage.

–

Screw off the cover 1 at the switch cabinet.

–

Loosen the screws 2 and 5 and remove the guard 4.

–

Check the arrangement of the connections on the terminal bar 3

and on the transformer 6.

(See circuit diagrams 9870 550033 B sheet 1 to 3)

–

If necessary, change the connections according to the local

voltage.

–

Re-assemble the guard 4 and screw on with the screws 2 and 5.

–

Re-assemble the cover 1 on the switch cabinet and screw on.