WEICHAI WP10.270 - Periodic Maintenance Items

Operation and Maintenance Manual forWP10 Series Four-valve Diesel Engine (China IV, V)
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Figure 5-6
h. Check the running sound of diesel engine.
i. Check the speed and vibration of diesel engine.
5.2 Periodic maintenance items
 Replace the engine oil
Place anoil recycling container under the engine, unscrew the drain plug at the bottom of oil pan (figure5-7), drain
off the oil completely, and then screw in the drain plug again.
Openthe oil filler cap, add fresh new oil through the filler port, the oil should be filtered by a strainer when filling;
check the oil level through the scale mark of oil dipstick, tighten the filler port cap finally. See figure 5-8
Figure5-7 Figure 5-8
Notice:Set the vessel containing waste oil in specified placefor recycling.
 Replace the oil filter or filter element (figure 5-9)
a. Remove the old oil filter;
b. Fill the new filter with clean oil;
c. Apply lubricating oil on the sealing gasket before installing the new oil filter;
d. After the sealing gasket touches the filter seat, tighten 3/4 to 1 more turns to seal tight;
Oil filler port
Drain plug