Wacker Neuson 901S, Operator'S Manual

Page: 133 / 180

BA 901/1101 en – Edition 2.1 * 91101b510.fm
5-9
Maintenance
Checking the coolant level
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Proceed as follows:
• Park the machine on level ground
• Stop the engine!
• Raise the safety bar
• Remove the key
• Allow the engine and the coolant to cool down for about 15 minutes
• Open the engine cover
• Check the coolant level on the transparent coolant reservoir
A and on the radiator
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If the coolant level is below seam LOW of the coolant reservoir:
➥
Add coolant
Notice!
Check the coolant level once a day.
We recommend checking it before starting the engine.
Adding coolant
After the engine has cooled down:
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Release overpressure in the radiator
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Carefully unscrew filler cap B and release the pressure completely
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Open filler cap B
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Add coolant up to the lower edge of the FULL seam
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Close filler cap B
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Start the engine and let it warm up for about 5 – 10 minutes.
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Stop the engine
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Remove the key
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Let the engine cool down
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Check the coolant level again
➥
The coolant level must be between the LOW and FULL reservoir seams
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If necessary, add coolant and repeat the procedure until the coolant level remains
constant
Notice!
Check the antifreeze every year before the cold season sets in
B
Fig. 91: Coolant reservoir
A
FULL
LOW