Barko Hydraulics 495B SD Service Manual
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Operation and Maintenance ManualLast Updated - 08/31/2016495B ML TM (S)60ELECTRICAL SYSTEM DESCRIPTIONThis machine has 12 Volt electrical system with alternator, negative ground, and 12 Volt battery.There are two basic circuits in the electrical system:1. Charging circuit (alternator and battery).2. Starting circuit (switch, solenoid, battery, and starter).NOTE: Disconnect battery ground cable before making any repairs to electrical circuits.In addition to the two basic circuits, there is an accessories circuit and operating light circuit(s).ELECTRICAL SYSTEM INSPECTIONCheck for:- Clean and tight battery cables. Be sure all cables are clean and tight. Remove any acid or corrosion frombattery cables with baking soda and water solution. Cover terminals with grease to prevent corrosion.- Proper tension on drive belt for alternator. For drive belt adjustment, see ALTERNATOR DRIVE BELTADJUSTMENT information.- Loose wire connections. Be sure all wires are tightly connected.- Broken or open wires. Replace any wires that are damaged or worn.- Proper electrolyte level in battery. Add distilled water if necessary.- Proper voltage of battery. Charge if necessary.NOTE: See ELECTRICAL Section in Parts Manual for parts information, layouts and hookups.BATTERY DISCONNECT SWITCHLocated on side of shrouding behind cab door.Breaks positive circuit between battery and all pointson machine.This switch should be used to disconnect batterycircuit when transporting machine and wheneverfalse starts or electrical damage need be prevented.Turn switch to OFF to disconnect battery circuit.Turn switch to ON to connect battery circuit.If welding is to be done on machine:1) Get factory authorization.2) Disconnect battery.3) Disconnect electronic throttle.4) Disconncet radio.Damage to components will occur if theabove procedures are not followed.ELECTRICAL SYSTEM MAINTENANCEOFF ONCAB SHROUDING |
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