
 
 
T-8420B, 8450B, 8720B, 8750B 
4. INSTALLATION 
8
10. Belt cover U 
(1) Belt cover U 
(2)  Screws [4 pcs] 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
11. Belt cover D 
(1) Belt cover D 
(2)  Wood screws [2 pcs] 
(3) Washers [2 pcs] 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
2968M
Insert the projecting
part underneath the
machine pulley. 
2970M
2969M