Operator's Manual Fourth Edition • Second PrintingMaintenance46 TZ-50 Part No. 1272897GTMaintenanceObserve and Obey: Only routine maintenance items specified inthis manual shall be performed by the operator. Scheduled maintenance inspections shall becompleted by qualified service technicians,according to the manufacturer’s specificationsand the requirements specified in theresponsibilities manual. Dispose of material in accordance withgovernmental regulations. Use only Genie approved replacement parts.Maintenance Symbols LegendThe following symbols have been used in thismanual to help communicate the intent of theinstructions. When one or more of the symbolsappear at the beginning of a maintenanceprocedure, it conveys the meaning below.Indicates that tools will be required toperform this procedure.Indicates that new parts will be required toperform this procedure.Check the Batteries - DC ModelsProper battery condition is essential to goodmachine performance and operational safety.Improper fluid levels or damaged cables andconnections can result in component damage andhazardous conditions.This procedure does not need tobe performed on machines withsealed or maintenance-freebatteries.Electrocution hazard. Contactwith hot or live circuits may resultin death or serious injury.Remove all rings, watches andother jewelry.Bodily injury hazard. Batteriescontain acid. Avoid spilling orcontacting battery acid.Neutralize battery acid spills withbaking soda and water.1 Put on protective clothing and eye wear.2 Be sure that the battery cable connections aretight and free of corrosion.3 Be sure that the battery hold-down bracketsare in place and secure.4 Remove the battery vent caps.5 Check the battery acid level of each battery. Ifneeded, replenish with distilled water to thebottom of the battery fill tube. Do not overfill.6 Install the vent caps.Note: Adding terminal protectors and a corrosionpreventative sealant will help eliminate thecorrosion on the battery terminals and cables.NOTICEWARNINGWARNING