8.15 Maintaining the electrical system
8.15.1 Battery
Inspect the battery every 50 hours and clean the battery every 1500 hours or two years.
CAUTION!
Battery electrolyte contains sulphuric acid. It is poisonous and can cause serious burns.
• Wear eye protection and gloves.
• Keep skin protected.
• If electrolyte is swallowed, get medical attention immediately.
• If electrolyte is splashed into eyes, flush immediately with water for 15-30 minutes and get medical attention.
• If electrolyte is splashed onto skin, flush immediately with water and get medical attention if necessary.
The battery produces a flammable and explosive gas. The battery may explode.
• Do not smoke near the battery.
• Do not allow direct metal contact across battery posts.
• Remove negative cable first when disconnecting.
• Install negative cable last when connecting.
NOTICE Do not attempt to open the battery, add battery fluid or perform maintenance work on the battery. Any
attempt to do so will invalidate the warranty.
8.15.1.1 Checking the battery
The battery is fully charged on delivery. If the machine is not used before the battery’s expiry date, the battery must be
fully recharged.
CAUTION!
• Charge batteries in an open, well-ventilated area away from sparks and a naked flame.
• Wear protective clothing and use insulated tools.
• Remove the battery charger’s plug from the plug socket before connecting it to or disconnecting it from the
battery.
Before you begin: Make sure that the battery is clean, the battery bolts are tightened and the ventilation holes aren't
blocked.
1. Check the battery indicator (1):
• Green: battery in good working order.
• Black: battery must be charged.
• White: battery must be replaced.
2. If necessary, charge the battery for 1
hour with 6-10 A.
Maintenance 63