Technical information
Maintenance
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Ridder Drive Systems B.V. T +31 (0)341 416 854 I ridder.com E info@ridder.com
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Maintenance RPD motor gearboxes
Inspection and maintenance work is only permitted to approved personnel.
Maintenance RPD
Maintenance on the RPD motor gearbox is usually not necessary ("maintenance-free"). It is
recommended to do the checks that follow every 6 months:
● Of the correct operation of the drive unit and the system
● For oil leakage. Tell your installer if there is a leakage
● Of the mechanical condition (wear and tear, output-shaft connections to the operated system,
fasteners, correctly attached and such)
● Of the adjusted end positions (are they still correct for the system?).
Maintenance W240/400/600 worm gearboxes
Inspection and maintenance work is only permitted to approved personnel.
Maintenance W240/400/600
Installation:
After installation interchange the plug in the highest position with the vent plug!
Maintenance on the W worm-gearbox is usually not necessary ("maintenance-free"). It is
recommended to do the checks that follow every 6 months:
● Of the correct operation of the drive unit and the system
● For oil leakage. Tell your installer if there is a leakage
● Of the mechanical condition (wear and tear, shaft connections, fasteners, correctly attached and
such).
Maintenance RMD manual-drive units
Inspection and maintenance work is only permitted to approved personnel.
Maintenance RMD
Maintenance on the RMD manual-drive is usually not necessary (“maintenance-free”). It is
recommended to do the checks that follow every 6 months:
● Of the correct operation of the drive unit and the system
● For oil leakage. Tell your installer if there is a leakage
● Of the mechanical condition (wear and tear, hand crank, output-shaft connections to the operated
system, fasteners and such).
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