Series LEY/LEYG Electric Actuators/ Specific Product Precautions 4 Be sure to read before handling. Refer to page 469 for Safety Instructions and the Operation Manual for Electric Actuator Precautions. Please download it via our website, http://www.smcworld.com Enclosure Maintenance Warning 1. Ensure that the power supply is stopped and the workpiece is removed before starting maintenance work or replacement of the product. . Maintenance frequency Perform maintenance according to the table below. . Items for visual appearance check 1. Loose set screws, Abnormal dirt 2. Check of flaw and cable joint 3. Vibration, Noise Inspection before daily operation Inspection every 6 months/ 250 km/5 million cycles. �ｱ �ｱ Appearance check . �ｱ Frequency Belt check . Select whichever comes sooner. . First Characteristics: Degrees of protection against solid foreign objects 0123456 Non-protected Protected against solid foreign objects of 50 mmo and greater Protected against solid foreign objects of 12 mmo and greater Protected against solid foreign objects of 2.5 mmo and greater Protected against solid foreign objects of 1.0 mmo and greater Dust-protected Dust-tight . Second Characteristics: Degrees of protection against water 0 1 2 3 4 5 6 7 8 Non-protected Protected against vertically falling water drops Protected against vertically falling water drops when enclosure tilted up to 15° Protected against rainfall when enclosure tilted up to 60° Protected against splashing water Protected against water jets Protected against powerful water jets Protected against the effects of temporary immersion in water Protected against the effects of continuous immersion in water . Dripproof type 1 Dripproof type 2 Rainproof type Splashproof type Water-jetproof type Powerful waterjet- proof type Immersible type Submersible type . Items for belt check Stop operation immediately and replace the belt when belt appear to be below. Further, ensure your operating environment and conditions satisfy the requirements specified for the product. a. Tooth shape canvas is worn out Canvas fiber becomes fuzzy. Rubber is removed and the fiber becomes whitish. Lines of fibers become unclear. b. Peeling off or wearing of the side of the belt Belt corner becomes round and frayed thread sticks out. c. Belt partially cut Belt is partially cut. Foreign matter caught in teeth other than cut part causes flaw. d. Vertical line of belt teeth Flaw which is made when the belt runs on the flange. e. Rubber back of the belt is softened and sticky f . Crack on the back of the belt Example) IP65: Dusttight, Low jetproof type “Low jetproof type” means that no water intrudes inside an equipment that could hinder from operating normally by means of applying water for 3 minutes in the prescribed manner. Take appropriate protection measures, since a device is not usable in an environment where a droplet of water is splashed constantly. IP First characteristic numeral Second characteristic numeral A 182