JUKI MF-7900 Series Engineer's Manual page 158

WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.







❾

❻
❾
❾

❾
– 144 –
5. Installing the chain and pulley
Install the chain ❾ for binder open/close to
lever (asm.) ❻ with S-hook  .
Suspend the chain ❾ through hole  in the
table. Adjust the longitudinal position of roller
(asm.)  so that the chain ❾ fits in the groove
of the roller (asm.)  . Fix the groove of the
roller (asm.)  with wood screws  .
(Caution) When the chain ❾ is installed in the
state that the position of the groove
of the roller and the chain ❾ is not
proper, abnormal friction of the chain
❾ occurs. So, install the chain ❾ with
care.
6. Connecting the chain
After installing roller (asm.)  , fit the chain ❾
to the groove of the roller, put S-hook  in the
top-end hole of open/close lever  , and con-
nect the chain ❾ .
(Caution) Adjust the longitudinal position of lever
block  so that the chain ❾ smoothly
flows in the groove of the roller when
open/close lever  works.