Main Shaft Connection/Disconnection - JUKI AMS-221EN Series Engineer's Manual

(4) Main shaft connection/disconnection

1. Loosen the setscrew
2. Loosen 2 setscrews
On this occasion, loosen No. 2 setscrew first, and completely remove No. 1 setscrew from the flat part of the
main shaft .
3. Remove the main shaft motor
Refer to "3.-(5) Removal of the main shaft motor and coupling".
4. Loosen 2 setscrews
On this occasion, be aware that the balancer
5. Loosen 2 setscrews
6. Loosen 2 setscrews
On this occasion, completely remove No. 1 setscrew of the setscrews
.
7. Loosen 2 setscrews
8. Pull out the main shaft
Screwdriver hole A
No. 2 setscrew
D
No. 1 setscrew
Procedures of disassembling
securing the main shaft counterbalance
(through the screwdriver hole A), 2 setscrews
.
.
.
.
and 2 setscrews .
in the direction of Arrow C.
Main shaft taper hole
F
, and remove the taper screw
may rotate due to loosened setscrews
No. 2 setscrew
E
No. 1 setscrew
– 8 –
, and 2 setscrews .
.
from the flat part of the main shaft
No. 2 set
screw
C
No. 1 setscrew
.