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MNA1MLSDM00EN, V2.01, 07.2009
PAS4•S 6 Diagnostics and troubleshooting
Portal axes with ball screw drive 63
̈ Remove the 4 screws and washers at the gearbox flange.
̈ Pull the gearbox and the clamping hub off of the motor adapter
plate.
This requires a greater force of up to 450 N.
̈ Loosen the clamping screw at the clamping hub.
̈ Pull the clamping hub off the gearbox shaft.
If the gearbox does not have its own flange, the flange plate (1) must be
dismounted.
̈ Remove the 4 screws at the flange plate.
̈ Remove the flange plate.
Mounting
̈ Mount the motor or the gearbox as described on page 51.
NOTE: If the new motor or the new gearbox has shaft dimensions differ-
ent from the old motor or gearbox, you must use a suitable new elas-
tomer coupling. See the next chapter for details on replacing an
elastomer coupling.
Please refer to the gearbox manual for mounting a motor to
the gearbox.
6.3.3 Replacing the elastomer coupling
Unless otherwise specified, the standard tightening
torques indicated on page 47 apply.
Prerequisites See chapter 7 "Accessories and spare parts" for suitable spare parts.
You need a set of Allen keys and a torque wrench with hexagon socket.
Procedure
̈ Dismount the motor or the gearbox as described in chapter 6.3.2
"Replacing the motor or the gearbox".
̈ Remove the 4 screws at the motor adapter plate.
̈ Remove the motor adapter plate.
1