Pfaff 1591 - Connecting the Safety Switch; Checking the Start Inhibitor Function

Set-up and Initial Start-up
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8.02.07 Connecting the safety switch
 Connect the plug 1 of the safety switch 2
as shown in Fig. 8 - 10.
If the sewing head is tilted
back, the safety switch acti-
vates the start inhibitor, pre-
venting the machine starting up
if the main switch is turned on.
Fig. 8 - 10
1
2
8
.02.08 Checking the start inhibitor function
 Switch on the machine at the main switch and let the sewing head rest on the sewing
head support.
 The “STOP” symbol must appear on the control panel.
 If the symbol is not displayed, check the safety switch setting.
 Return the sewing head to its upright position.
 The machine is ready for operation again.