Neckar -bonded head . When assembling the cylinder bore surface of the card must be filled keyway , round cylinder bore surface to ensure no card group , piston seal is not damaged , commonly used in two ways:Factory jobs or in the case of conditions should be processed three Hydraulic hose fittings snap ring , with its filled card keyway , the piston and the cylinder head to be guided into the cylinder barrel after the suit , and then three snap ring out, and then load the card key. Needed to be reset before loading the guide sleeve head positioning ring , retainer and other pieces . Or no processing at the construction site conditions , asbestos can cut a strip ( width keyways and the card ) , with its groove fill card are the same as described above . This method is fast , convenient, and can guarantee the quality of assembly .
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