8. STANDARD ADJUSTMENTS
8. STANDARDEINSTELLUNGEN
8. REGLAGES STANDARD
8. AJUSTES ESTANDARES
HM-8180
55
8-7. Adjusting the knife installation
Note:
• Be extremely careful when handling the cutter.
• Take care to avoid getting your fingers or clothes caught in the feed cam while the cam cover is removed.
1. Provisionally tighten the cutter (1) to the cutter holder (2) with the screw (3).
2. Turn the machine pulley by hand until the needle bar (4) is nearly at its lowest position.
3. Loosen the screw (5), and then move the cutter holder (2) forward or back until the clearance between the
cutter (1) and the needle bar (4) is 0.3 - 0.5 mm.
4. Turn the machine pulley by hand until the needle bar (4) comes up nearly to its highest position.
5. Remove the cam cover.
6. Turn the handle until stop cam piece B (7) rides on the center of the stop cam piece (6).
7. Re-install the cam cover.
8. Keep the cutter lock arm (8) pulled with one hand, and turn the machine pulley with the other hand until the
cutter (1) drops to its lowest position.
9. Loosen the screw (3) and adjust so than the blade edge enters 3 - 4 mm deep from the top of the needle
plate.
10. Turn the machine pulley by hand until the clutch automatically engages (stop position).
Note:
After turning the machine pulley by hand, be sure to use the emergency stop lever to insert the clutch stopper
into the stop cam before starting the sewing machine.
0.3 - 0.5 mm
(1)
(5)
(4)
(2)
(3)
1313Q
(7)
(6)
1314Q
(8)
1315Q
(1)
(3)
Top of needle plate
3 - 4 mm
1316Q
