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5.5
Potential equalisation
On the Efka VD554KV/6F62AV and Quick QD554/A51K01 drive units the earthing lead
3 conducts static charges from the upper part 1 via the sewing drive 5 to earth.
–
Attach the cable lug of the earthing lead 3 to the base 4 of the sewing drive 5 with
screw (M4) and washer.
A threaded hole is provided in the base 4 for this purpose.
–
Pass the earthing lead 3 up through the hole in the table plate.
–
Attach the earthing lead 3 to the base 2 of the upper part with receptacle, tab,
antiturn washer and screw (M4).
A threaded hole is provided in the base 2 for this purpose.
5.6
Fitting the operating panel (Quick QD554/A51K01 drive unit)
–
Attach external operating panel 7 to the table plate with attachment bracket 6 and
timber screws.
–
Pass connection lead 8 down through the hole in the table plate.
–
Insert the plug of the connection lead 8 into the socket 4 of the drive-control unit
(see illustration on page 10).
19
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