How To Change The Spreader - JUKI MF-7900 Series Engineer's Manual

(21) How to change the spreader

WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
1. Changing the spreader
When the needle bar stroke is changed, be sure to perform to adjusting the height of the spreader ❶
of "4.-(7) Adjusting the spreader".
(1) Height from the top surface of throat plate ❷ to spreader ❶ is 10.0 to 10.5 mm.
(2) Clearance provided between spreader ❶ and spreader thread guide ❸ is 0.4 to 1.0 mm.
(3) Clearance provided between spreader thread guide ❸ and needle clamp thread guide ❹ is 0.8 to
1.2 mm.
Standard adjustment
0.8 to 1.2 mm
0.4 to 1.0 mm
– 58 –
10.0 to 10.5 mm