104 72 30-26 Husqvarna service manual 53
The lower shaft
Dismounting
Dismount transformer and motor.
Dismount the side feeding mechanism, applicable to 1200 (P.56).
Dismount the feeding mechanism compl. with the stitch regulator fork (P.51).
Remover the belt stretcher for the long cog belt.
Loosen screws (A) for the bearing clamp of the lower shaft.
Remove the dust shield (B). Thereafter the lower shaft can be removed.
Mount in the reverse order.
Adjust the axial play of the lower shaft by means of stop ring (C).
The must not exceed 0.05 mm.
Therafter set:
The cog play of the hook gear (P.23).
The gap between the hook cover and the driver (P.24).
The gap between the hook and the needle (P.28).
The setting of the stitch plate in relation to the needle (P.29).
The timing of the hook in relation to the needle (P.30).
The feed dog height (P.34).
The lengthwise movement of the feed dog (P.35).
The stitch length balance (P.36-40).
Position of the side motion, applicable for 1200 (P.43).
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