4. Tighten the pipe connector securely when it attains asolid flow.5. Turn the key to the Off position.6. Repeat this procedure for the remaining nozzles.Electrical SystemMaintenanceImportant: Whenever working with the electricalsystem, always disconnect the battery cables, negative(-) cable first, to prevent possible wiring damage fromshort-outs.Servicing the BatteryService Interval: Every 50 hoursWARNINGCALIFORNIAProposition 65 WarningBattery posts, terminals, and relatedaccessories contain lead and lead compounds,chemicals known to the State of Californiato cause cancer and reproductive harm.Wash hands after handling.Keep the top of the battery clean. If you store the machine ina location where temperatures are extremely high, the batterywill run down more rapidly than if the machine is stored ina location where temperatures are cool.Keep the top of the battery clean by washing it periodicallywith a brush dipped in ammonia or bicarbonate of sodasolution. Flush the top surface with water after cleaning it.Do not remove the fill caps while cleaning the battery.The battery cables must be tight on the terminals to providegood electrical contact.If corrosion occurs at the terminals, disconnect the cables,negative (-) cable first, and scrape the clamps and terminalsseparately. Reconnect the cables, positive (+) cable first, andcoat the terminals with petroleum jelly.WARNINGBattery terminals or metal tools could short againstmetal machine components causing sparks. Sparkscan cause the battery gasses to explode, resultingin personal injury.• When removing or installing the battery, do notallow the battery terminals to touch any metalparts of the machine.• Do not allow metal tools to short betweenthe battery terminals and metal parts of themachine.42