WRENCH-SPANNER 1259787 - Caterpillar

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The oil drain hose is under the center of the upper structure.
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Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information that pertains to Containing Fluid Spillage.
Remove drain hose (2) from holder (1) on the upper frame. Face the end of the hose toward the container.
Use a universal joint with a socket extension to loosen the drain valve in hole (3). Drain the oil into a suitable container.Note: Drained fluids should always be disposed of according to local regulations.
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Tighten the drain valve. Hook the drain hose (2) to the holder (1). Make sure that the end of the hose is facing upward.
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Remove dipstick (4) .
Add the specified quantity of oil through the dipstick tube. See Operation and Maintenance, "Refill Capacities".
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Make sure that the oil level is maintained between the marks on dipstick (4) .
Check the oil that has been drained for metal chips or metal particles. Consult your Caterpillar dealer if any metal chips or metal particles are found.
Drained materials should always be disposed of according to local regulations.