Operation and Maintenance ManualLast Updated - 08/31/2016
495B ML TM (S)
60
ELECTRICAL SYSTEM DESCRIPTION
This 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 INSPECTION
Check for:
- Clean and tight battery cables. Be sure all cables are clean and tight. Remove any acid or corrosion from
battery 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 BELT
ADJUSTMENT 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 SWITCH
Located on side of shrouding behind cab door.
Breaks positive circuit between battery and all points
on machine.
This switch should be used to disconnect battery
circuit when transporting machine and whenever
false 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 the
above procedures are not followed.
ELECTRICAL SYSTEM MAINTENANCE
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