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Electrical System Maintenance
Electrical System Safety
• Disconnect the cable from the negative terminal of the battery before repairing the
machine.
• Charge the battery in an open, well-ventilated area, away from sparks and flames.
Unplug the charger before connecting or disconnecting the battery. Wear protective
clothing and use insulated tools.
Battery Service
Removing the Battery
WARNING
Battery terminals or metal tools could short against metal machine components,
causing sparks. Sparks can cause the battery gasses to explode, resulting in
personal injury.
• When removing or installing the battery, do not allow the battery terminals to
touch any metal parts of the machine.
• Do not allow metal tools to short between the battery terminals and metal parts of
the machine.
1. Park the machine on a level surface, disengage the blade-control switch, and move the
motion-control levers outward to the P
ARK position.
2. Shut off the engine, remove the key, and wait for all moving parts to stop before leaving
the operating position.
3. Disconnect the negative (black) ground cable from the battery post.
Note: Retain all fasteners.
WARNING
Incorrectly removing the cables from battery could damage the machine and cables,
causing sparks. Sparks can cause the battery gasses to explode, resulting in
personal injury.
• Always disconnect the negative (black) battery cable before disconnecting the
positive (red) cable.
• Always connect the positive (red) battery cable before connecting the negative
(black) cable.
4. Slide the rubber cover off the positive (red) cable.
3464-625A Page 5–14 Maintenance: Electrical System Maintenance
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