–5–
3. ADJUSTING THE BELT TENSION (LU-2810, LU-2860)
Adjust thebelt tension with the height of the motor
so that the belt sags 15 mm when the center of V
beltisappliedwitha9.8Nload.
15mm
Motor pulley
Handwheel
9.8N
4. ATTACHING THE BELT COVER (LU-2810, LU-2860)
(Installationprocedure)
1) PuttheV-beltonthesewingmachinepulley.
2) Installbeltcover
❶
onthemachinearm.
3) InstallbeltcoverB
❷
onthetable.
4) Mountthehandlesectionofthepulleywitha
screw.
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.
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.
❶
❷
V-belt