Replacing The Timing Belt (Main Shaft) - JUKI lbh-1790 series Engineer's Manual

(2) Replacing the timing belt (main shaft)

General drawing of the main shaft
Main shaft intermediate bearing
Thread take-up lever (asm.)
Bobbin winder wheel
Main shaft intermediate bearing
Procedures of disassembling/assembling
6
Main shaft
front
bearing
4
8
−
7
Coupling
5
4
1
43
−
3
3
2