Setting The Idt Excenter - Pfaff ambition essential 1.0 Service Manual

19. Setting the IDT excenter

Check
1. Remove face plate and top cover.
2. Bring the needle bar to its lowest position.
3. Check position of feed cam marking (a) with marking on arm shaft (b) .
Adjustment
1. Remove face plate and top cover.
2. Check position of feed cam marking (a) with marking on arm shaft (b).
3. Loosen 2 screws (c, d) and align marking on cam (a) with marking on arm shaft (b).
4. Tighten 2 screws (c, d).
5. Recheck IDT adjustment.
Alt Adjustment
If the marking (b) on arm shaft is hard to see follow the below alt. adjustment.
1. Remove face plate and top cover.
2. Bring the needle bar to its lowest position.
3. Loosen 2 screws (c, d)
4. Align position (e) = precisely between 2 screws (c, d). with screw (g).
5. Tighten 2 screws (c, d).
6. Recheck IDT adjustment.
Settings
a
c
d
b
c
g
e
d
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