JUKI MF-7900 Series Engineer's Manual page 11

CAUTION BEFORE OPERATION
WARNING :
To avoid malfunction and damage of the machine, confirm the following.
• Be sure to fill the oil hole with oil designated by JUKI before use.
• Clean the sewing machine thoroughly before using it for the first time.
• Remove all dust collected on the sewing machine during the transportation.
• Confirm that the voltage and phase are correct.
• Confirm that the power plug is properly connected.
• Never use the sewing machine in the state where the voltage type is different from the designated
one.
• The direction of rotation of the sewing machine is clockwise as observed from the pulley side. Be
careful not to rotate it in reverse direction.
• When operating the sewing machine, turn ON the power switch after properly setting the head on
the table.
• For the first month after set-up, use the machine at a reduced sewing speed of 5,000 sti/min or less.
(4,000 sti/min or less for the MF-7900D, 4,500 sti/min or less for the MF-7900-E22/23)
• Operate the pulley after the sewing machine has totally stopped.
ix