Changeover Protection - Duerkopp Adler 558 Service Instructions Manual

17. Changeover Protection

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The changeover protection prevents the switching of the machine from
sewing to quick transport before the needle is in the high position.
Damage to the needle and material are thus avoided.
Caution Risk of Injury !
Pull the mains plug before setting.
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Loosen lock nut 4
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Move the securing angle 11 off of the interlock 5.
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Loosen screws 1.
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Set the interlock 5 so far to the back that the lever 6 with its cutout
lay onto the interlock 5.
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Pull the turn-off lever 7 forward.
The roller 9 lays onto the handwheel. The turning off of the sewing
procedure is initiated.
In this setting the lever 6 must stop in front of interlock 5. Between
the catches on the high-speed wheel there is a clearance of 1mm
(see chapter 6. ).
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Push interlock 5 against lever 6.
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Tighten screws 1.
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Turn the handwheel until it catches.
The brake spring 8 lies in the groove of the brake cam 2.
In this setting lever 6 must have lifted from interlock 5.
The catches on the high-speed wheel must have fallen in place.
A higher lift of the lever 6 is achieved by adjusting the bracket 3.
For this loosen screws 10 and then tighten again.
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Set the securing angle 11 tight and tighten the lock nut 4.
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Run the machine through manually and check the setting.
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