Service manual

S-4000 CAED Omron
1-40
Revised 10/2009
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E - MACHINE ADJUSTMENTS
21. REPLACEMENT OF THE BELT
1. Dismantle the pulley cover ➊ by loosing the screws M4 ➋.
2. Turn the hand wheel ➌ to set the position of the shaft so that the screw ➍ on the pulley ➎ levels the
screw ➏ on the bearing housing.
3. Secure the position with the holder 24.0030.0.000 ➐, which is a part of the accessory. W
ith the screw
➏ mount the holder to the bearing housing.
4. Turn the needle bar shaft pulley ➑ until the needle bar comes to the upper position.
5. Secure the position with the holder 24.0024.0.000 ➒, which is a part of the accessory. With the screw
➓ mount the holder to the bearing housing.
6. Turn the motor pulley
until the marks on the motor flange and roller level.
7. Loosen the screws on the motor flange and the motor with the flange downwards in order to
mount the belt.
8. Fit the belt onto the pulley of the shafts ➎, ➑ and motor pulley . Move the flange together
with motor upwards. This is the way to tension the belt . Tighten the screws to secure the
flange. Make sure the marks are leveled.
9. Remove the pulley holders ➐,➒.
10. Check the adjustment by pressing the pedal. The needle bar must be in the top dead centre.
11. Small changes in the position of the needle bar can be changed in program parameters:
a) needle bar just before top dead centre


 press => => „Ndl up pos ....imp“


 increase the value to reach
correct position of the needle
bar


 press
, to go back to
the operation mode
b) needle bar behind top dead
centre


 reduce the value to reach
correct position of the needle
bar


 press , to go back to
the operation mode