Checks; Inspection Points; Inspection Interval; Replacement Of Seals - SMC Networks C96N C Series Operation Manual

4-3 Checks

4-3-1. Inspection points

① Tightness of the mounting bolt (hexagon socket head cap screw) between the lock unit and cylinder.
② Operation of the lock unit. Overrun and the stopping accuracy.
③ Tightness of mounting bolts and nuts of the cylinder and support brackets.
④ Connecting condition of the end bracket of the piston rod and workload.
⑤ Smooth operation of the cylinder. (with the lock released)
⑥ Change of the cylinder speed and cycle time.
⑦ Internal and external leakage.
⑧ Scratches, dent and deformation on the piston rod
⑨ Abnormal change in the cylinder stroke.
When any abnormality is found as a result of the inspections shown above, eliminate the causes and take
necessary measures such as retightening screws, replacement of maintenance part, and repair. Contact
SMC sales if the cylinder needs to be repaired.

4-3-2. Inspection interval

To use the Series C96N-C series cylinder with lock in the best condition, inspection needs to be performed
once or twice a year.
W a r n i n g
・Maintenance should be performed according to the items above. Perform additional
inspections as necessary.
Improper handling can cause damage or malfunction of equipment and machinery.
・Removal of equipment and supply/exhaust of compressed air
When equipment is removed, first confirm that measures are in place to prevent work piece from dropping
and/or equipment running away, etc. Cut the supply pressure and electric power and exhaust all
compressed air from the system. Before restarting the equipment, confirm that measures are taken to
prevent sudden action.
C a u t i o n
To avoid the reduction of the holding force, do not apply too much grease of oil to the piston
rod surface. (C96N-C series does not require additional lubricant)

4-4. Replacement of seals

The rod seal, cushion seal, piston seal, and cylinder tube gasket are replaceable.
Contact SMC sales if it is necessary to replace parts other than those mentioned above.
W a r n i n g
・Only people who have sufficient knowledge and experience are allowed to replace seals.
The person who disassembles and reassembles the cylinder is responsible for the safety of the product.
C a u t i o n
・When replacing seals, take care not to hurt your hand or finger on the corners of parts.
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