OM ET18/20/24 us 1.3 * et18_20_24w700.fm 7-35
7
Adding coolant
Burn hazard! The engine coolant is under pressure at high
temperature!
Causes severe injury or death.
► Wear protective gloves and eye protection.
► Stop the engine and allow it to cool down at least 10 minutes.
► Carefully open the radiator cap.
1. Stop and park the machine. Stop the engine. See “Preparing
lubrication”.
2. Open the engine cover.
3. Release overpressure in the radiator. Carefully unscrew filler cap B
and release the pressure.
4. Open filler cap B.
5. Add coolant up to the FULL mark.
6. Close filler cap B.
7. Start the engine and let it warm up for about 5 – 10 minutes.
8. Stop the engine.
9. Remove the starting key and carry it with you.
10.Let the engine cool down.
11.Check the coolant level again.
12.If necessary, add coolant and repeat the procedure until the coolant
level remains constant.
13.Close and lock the engine cover.
Dispose of used coolant through approved methods for
recycling.
Fig. 251: Checking the coolant level
B
FULL
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