SunStar SWF Series User Manual

6-7
Too weak or too tight tension on the drive belt may cause machine malfunction or damages (abnormal wear-out of drive
unit). Inspect the driver belt on a regular basis.
[CAUTION]
Inspect the tension in the direction of the arrows in the picture below.
6-4) DRIVE BELT TENSION
[Fig.6-6]
CAUTION
Turn OFF the main power when inspecting drive belt tension.
NO.
1
2
3
4
Location for inspection
Belt on main shaft motor
Upper & lower shaft belt
X-axis timing belt
Y-axis timing belt
Inspection cycle
Once in 3 months
Once in 3 months
Once in 3 months
Once in 3 months
Inspection
Belt tension
Belt crack
Belt wear-out
Bearing damage
Wear-outs of rotating parts
Fig.

SunStar SWF Series Specifications

General

Brand	SunStar
Model	SWF Series
Category	Sewing Machine
Language	English