Hook Bearing Bracket - Pfaff 918 Instruction Manual

Adjustment
12

Hook bearing bracket

.05.16
12 - 18
Requirement
The hook shaft must be touching the hook bearing bracket adjustment gauge 1 at the top
and the side.
1
4
3
Fig. 12 - 17
Loosen screw 3.
Swing the bobbin case opener to the right and remove the hook.
Loosen screw 2 and loosen the draw key underneath it by lightly tapping the head of
the screw.
Screw on the hook bearing bracket adjustment gauge.
It must be possible to read the numbers "438-439" from the front.
Move or turn hook bearing bracket 4 in accordance with the requirement.
Tighten screw 2.
Adjust the bobbin case opener in accordance with subsection 12.05.21 Bobbin case
opener position.
1
438 - 439
2