Troubleshooting
03.00 | RP / RW / RC | Assembly and Operating Manual | en | 389392
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7.2 Rotary module
7.2.1 End position signal not present?
Possible cause
Corrective action
Precisely adjust the sensor for the stop
Readjust the sensor
Proximity switch defective or set incorrect.
Replace sensor
Cable breakage
Replacing the sensor cable
7.2.2 Does the module not travel through the rotating angle?
Possible cause
Corrective action
The end positions are incorrectly adjusted
Readjust the end positions
Pressure drops below minimum.
Check air supply.
Pneumatic connection
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Mounting surface is not sufficiently flat.
Check the evenness of the mounting surface.
Mechanical connection
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Component part defective.
Send product with a SCHUNK repair order or
dismantle product.
Shock absorber defective
Check or, if need be, replace the shock ab-
sorber
7.2.3 Torque is diminishing
Possible cause
Corrective action
Seals of the drive piston defective.
Send product with a SCHUNK repair order or
dismantle product.
Replace the seals.
Positioning of the swivel table defective.
Send product with a SCHUNK repair order or
dismantle product.
Compressed air lines blocked.
Check compressed air lines of damage.
Pressure drops below minimum.
Check air supply.,
Pneumatic connection
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7.2.4 Product rotates abruptly
Possible cause
Corrective action
Seals of the drive piston defective.
Send product with a SCHUNK repair order or
dismantle product.
Replace the seals of the drive piston.
Positioning of the swivel table defective.
Send product with a SCHUNK repair order or
dismantle product.
Compressed air lines blocked.
Check compressed air lines of damage.
