Setting The Lower Toothed Belt Wheel - DURKOPP ADLER 610 Service Instructions Manual

Setting the lower toothed belt wheel

7
Check correct setting
When positioning the toothed belt on the lower toothed belt wheel (2) it is
important to ensure that both screws (1) are in slot C in the position shown,
i.e., easily accessible with a hex key.
Faults due to incorrect setting
• Setting the machine is made more difficult.
Fig. 23: Setting the lower toothed belt wheel
Setting steps
1. Turn the lower toothed belt wheel (2) into the position shown.
2. Lock machine in position C ( Section 3.8, pg. 23).
3. Place toothed belt on upper toothed belt wheel.
Sequence
After completely repositioning the toothed belt between the upper and low-
er shaft, make the following settings:
• Symmetry of the looper motion ( Section 9.4, pg. 46)
• Looping stroke ( Section 9.6.1, pg. 50)
• Needle bar height ( Section 9.6.2, pg. 51)
• Thrust setting of the top feed foot ( Section 12.3, pg. 66)
• Stroke setting of the top feed foot ( Section 12.1, pg. 63)
Service Instructions 610/630 - 00.0 - 10/2014
Setting the lower toothed belt wheel
WARNING
Risk of injury
Risk of crushing from moving parts
Switch off the sewing machine before adjusting the lower
toothed belt wheel.
②
①
(1) - Screws
(2) - Lower toothed belt wheel
(3) - Arm shaft crank with tracing grooves
C
③
31