JUKI AMS-221EN Series Engineer's Manual page 17

1. Mount the main shaft
unit .
2. Adjust the clearance to 22.1 to 22.6 mm between the under cam
(middle metal bearing mounting face) of the frame, and secure the cam with the setscrew
(Apply No. 1 setscrew to the flat section of the main shaft
Same procedure hereafter)
3. Pass the oscillator
4. Pass the thrust collar
arrow C and the thrust collar
1 setscrew touches the flat section of the oscillator shaft
5. Secure the oscillator
(Caution) 1. Make sure that no torque is applied by rotating the main shaft
2. When the crank rod unit
is positioned, be sure to grease two specified positions and the gear section (E) of the
oscillator
3. After positioning the crank rod unit
tor gear positioning". Wrong positioning of the under cam
frictional wear or lock-up.
Procedures of assembling
according to "3.-(4) Main shaft connection/disconnection", and mount the crank rod
through the oscillator shaft
through the oscillator shaft
in the direction of Arrow D, and tighten 2 setscrews
according to "3.-(14) Oscillator gear positioning".
is connected, disconnected, or positioned, or the oscillator
.
of the crank rod unit
and tighten it first, then tighten No. 2 setscrew.
, and mount them on the frame.
. Lightly press the oscillator shaft
.)
(under cam ), be sure to perform "3.-(14) Oscilla-
– 13 –
and Face B
.
in the direction of
. Make sure that No.
.
or oscillator may cause