9
9.1 Setting the rocker bolt and left lower shaft bearing
Fig. 26: Setting the rocker bolt and left lower shaft bearing
Cover
• Remove the covers on the base plate ( Section 3.5.4, pg. 13)
Sequence
• Remove the needle
• Remove the throat plate ( Section 3.5.5, pg. 14)
• Remove the oil pan ( Section 3.5.8, pg. 17)
• Remove the thread cutting device ( Section 3.6.1, pg. 20)
• Drain the oil in the looper drive housing ( Section 9.1.1, pg. 35)
• Remove the needle protection ( Section 3.6.2, pg. 21)
• Remove the looper mounting ( Section 3.6.3, pg. 22)
• Remove the looper drive housing ( Section 9.1.2, pg. 36)
• Set the lower bearing and rocker bolt ( Section 9.1, pg. 34)
34
Setting the looper
WARNING
Risk of injury
Risk of crushing from moving parts
Switch off the sewing machine before setting the rocker
bolt and the lower shaft bearing.
①
(1) - Rocker bolt
Setting the looper
②
(2) - Left lower shaft bearing
Service Instructions 610/630 - 00.0 - 10/2014