Needle bar
Service Instructions 755 A/756 A - 00.0 - 02/2019 37
6.1.5 Assembling the needle bar linkage
Fig. 25: Assembling the needle bar linkage (1)
To assemble the needle bar linkage:
1. Use a threading wire (1) to feed the oil wick (3) through the machine
head.
Fig. 26: Assembling the needle bar linkage (2)
2. Slide the needle bar linkage onto the shaft (6) as far as it will go.
3. Use a screw (12) to tighten the needle bar linkage through the arm
shaft crank.
4. The pin must be seated in the arm shaft crank (5) such that the
screws (4) can be tightened on the face of the pin.
5. Tighten the screws (4).
6. Slide the thread lever back into the slot in the machine casting.
(1) - Threading wire
(2) - Felt
(3) - Oil wick
(4) - Screws
(5) - Arm shaft crank
(6) - Shaft
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