Ammann AV 70 X, Operating Manual

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128 AV 70 X
400218
400158B
400218
400219
3.6. Lubrication and Maintenance Operations
Second part:
Fill the cooling circuit with clean water. When filled, wait ca •
2-3 min until air escapes and the circuit gets filled. Max fill-
ing rate is 10 l/min (2,6 gal US/min).
Do not close the tank with overpressure plug.
•
Start the engine and let it run for 5 minutes for liquid tem- •
perature to reach 82°C (180°F).
Inspect cooling circuit tightness and liq-
uid level on water gauge.
Stop the engine and drain the cooling circuit. •
Note
Repeat this process until clean water flows out.
Fill the cooling circuit:
Install the drain plug, fill the cooling system with new cool- •
ant at the ratio of min 50 % water + 50 % antifreeze.
Wear gloves to protect your hands!
Wear safety glasses or face shield to pro-
tect your eyes!
Fill with the coolant according to the
Section 3.2.3!
To make the change proceed as per the
manual from antifreeze producer!
Refill the coolant to max level. When filled wait ca 2-3 min •
until air escapes and the circuit gets filled. Max filling rate
is 10 l/min (2,6 gal US/min). Close the expansion tank with
overpressure plug.
Start the engine and wait until the tem-
perature reaches 82 °C (180 °F). Check
during your waiting for any leakage of
cooling liquid and check the level on the
indicator.