2007-2010 Kawasaki Ultra 250X/260X/260LX PWC Factory Service Manual, Page 176Get this manual
4-12 ENGINE LUBRICATION SYSTEM Engine Oil and Oil Filter
Remove the seat (see Seat Removal in the HullEngine Hood chapter) Remove the dipstick [AJ, wipe it dry and insert it back to the dipstick tubeand then remove it again to check the oil level
Check the oil level using the hot level mark on the dipstick [A]High Level Line when Hot [8] Low Level Line when Hot [C]
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If the oil level is too highdrain the excess oil thoroughly
from the dipstick tube [A] using commercially-available vacuum pump [8]
If the oil level is too low, add the oil to the high level line through the oil filler opening (see Engine Oil Change in the Periodic Maintenance chapter)Use the same type and make of oil that is already in the engine