11.3 Hook Shaft Height
The clearance between the needle plate support 4 and the shoulder 1
of the hook shaft must be 17.7 mm.
The precise height of the hook shaft is set with the gauge 3
(Order no. 244 001001).
Caution Risk of Injury !
Turn the main switch off.
Set the hook shaft height only with the main switch turned off.
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Remove the needle plate.
–
Remove both hooks (see Chapter 11.9).
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Place gauge 3 on the needle plate support 4.
The measuring sleeve 2 of the gauge must catch over the peg of
the hook shaft.
–
Tilt the machine head to the back.
–
Remove oil baffles 7 after loosening the mounting screws.
–
Remove the plastic plugs 6.
Loosen the screws found under the plastic plugs.
–
Loosen screws 5.
–
Remove the pressure pins 8.
–
Push the hook shaft with its shoulder 1 until under the measuring
sleeve 2 of the gauge.
–
In this position tighten the screws found under the plastic plugs 6.
–
Slide the pressure pins 8 up to the stop against the hook shaft.
–
Tighten screws 5 on the surfaces the pressure pins 8.
–
Attach the oil baffles 7, hook and needle plate again.
1 2 3 4
7 8
5 6
48
Содержание 745-22
Страница 17: ...8 7 6 5 1 2 3 4 17 ...
Страница 19: ...1 2 3 4 7 8 9 10 5 6 19 ...
Страница 25: ...745 22 745 23 745 24 5 4 3 4 3 4 25 ...
Страница 27: ...745 22 745 23 745 24 7 9 2 6 5 7 9 1 2 3 4 5 6 7 8 9 5 mm 10 11 12 13 14 15 27 ...
Страница 43: ...1 2 3 4 5 6 7 8 0 2 mm 9 10 43 ...
Страница 79: ...2 3 4 5 y 7 1 8 6 9 10 1 2 3 4 5 79 ...
