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I I <br /> J <br /> Addawaid Comments- <br /> I <br /> AUTOMOTIVE Our Federal government, in concluding that hydraulic <br /> LIFT INSTITUTE, lift tanks should be exempt under their Guideline%, <br /> INC. carefully considered the points which arc used in our <br /> discussion Documentation on their findings appear in <br /> the Federal Register of that era, which we suggest you <br /> 1 use as a reference source in your Report to the State <br /> Legislature when recommending that the current <br /> temporary exemption for hydraulic lift tanks he made <br /> permanent. . . Virtually all in-ground lifts arc <br /> hydraulically operated, either in part or fully. NOTE' <br /> As used (throughout this responsel, the word 'lift(%)' <br /> will mean 'in-ground automotive litt(s)' An <br /> Ii estimated 10,000 lifts currently installed in California <br /> IF are semi-hydraiilic: (air over oil) and, because they do <br /> not utilize a hydraulic lift tank, we believe <br /> d consideration of them can be excluded trom your final <br /> �I report on underground tanks. . The following is a <br /> brief explanation of the operation of semi-hydraulic <br /> lifts offers our reason for this belief Comprc%scd air <br /> is injected into the sealed cylinder assembly, putting <br /> pressure on the entrapped oil which causes the piston <br /> to rise. Approximately 43 gallons of hydraulic nil is <br /> entrapped post lift which is the most <br /> pp in a single g <br /> r common type used in automotive service facilities <br /> This type of lift begins to malfunction when the <br /> system is approximately three (3) gallon% low on oil, <br /> thus alerting the lift owner/operator that fluid has <br /> 1� been lost. . <br /> I <br /> I` I <br /> it <br /> 35 <br />