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Sewing machine
5.2.2 Y drive
Fig. 60: Changing the Y drive
Removal
1. Disconnect the plug (1).
2. Unscrew the equipotential bonding (4).
3. Undo the screw (3) to release the toothed belt (5) tension.
4. Undo all four screws (2).
5. Pull the motor (6) off the flange (7).
6. Pull off the toothed belt pulley.
Fitting
1. Fit the toothed belt pulley onto the new motor.
2. Insert the motor (6) into the toothed belt (5) and onto the flange (7).
3. Insert all four screws (2) and tighten them loosely.
4. Tension the toothed belt (5) using the screw (3) (185 Hz).
5. Tighten all four screws (2).
6. Connect the plug (1).
7. Tighten the potential bonding (4).
Service Instructions 911-211 - 00.0 - 02/2015
WARNING
Risk of injury!
Risk of crushing injuries and stab wounds from
sharp and moving parts.
Switch off the machine before changing the drive.
①
②
③
④
(1) - Plug
(2) - Screws
(3) - Screw
(4) - Equipotential bonding
⑤
⑥
(5) - Toothed belt
(6) - Motor
(7) - Flange
⑦
63
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