18 Genie TMZ-34/19 Part No. 97866Operator's Manual Fourth Edition • First PrintingMAINTENANCEScheduled MaintenanceMaintenance performed quarterly, annually andevery two years must be completed by a persontrained and qualified to perform maintenance on thismachine according to the procedures found in theservice manual for this machine.Machines that have been out of service for morethan three months must receive the quarterlyinspection before they are put back into service.Check the BatteriesProper battery condition is essential to goodperformance and operational safety. Improper fluidlevels or damaged cables and connections canresult in component damage and hazardousconditions.This procedure does not need tobe performed on machines withsealed or maintenance-freebatteries.Bodily injury hazard. Batteriescontain acid. Avoid spilling orcontacting battery acid. Neutralizebattery acid spills with baking sodaand 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 brackets aresecure.4 Remove the battery vent caps.5 Check the battery acid level. If needed,replenish with distilled water to the bottom of thebattery fill tube. Do not overfill.6 Install the vent caps.