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4. LUBRICATION SYSTEM UXV 500
SERVICE INFORMATION
GENERAL INSTRUCTIONS
· The oil pump service may be done with the engine installed in the frame.
· When removing and installing the oil pump use care not to allow dust or dirt to enter the engine.
· If any portion of the oil pump is worn beyond the specified service limits, replace the oil pump as
an assembly.
· After the engine has been installed check that there are no oil leaks and that oil pressure is
correct.
SPECIFICATIONS Unit: mm (in)
ITEM STANDARD SERVICE LIMIT
At draining 3 liter (2.64 lmp qt, 3.18 Us qt)
Engine oil At disassembly 3.6 liter (3.17 lmp qt, 3.82 Us qt)
capacity
At draining and oil
filter cartridge change 3.2 liter (2.82 lmp qt, 3.39 Us qt)
KYMCO 4-stroke oil or equivalent
motor oil
Recommended engine oil
API service classification SJ
Viscosity: SAE 5W-50
Tip clearance 0.15 (0.006) max 0.2 (0.008)
Oil pump rotor Body clearance 0.15 0.2 (0.006 0.008) 0.25 (0.01)
Side clearance 0.04 0.09 (0.0016 0.0036) 0.12 (0.0048)
TORQUE VALUES
Oil pump screw 0.3 kgf-m (3 N-m, 2 lbf-ft)
Oil strainer screen cap 1.5 kgf-m (15 N-m, 11 lbf-ft) Apply oil to the threads and seating surface.
Oil filter cartridge 1 kgf-m (10 N-m, 7 lbf-ft) Apply oil to the threads and seating surface.
Oil pipe bolt 3.5 kgf-m (35 N-m, 25.2 lbf·ft)
Apply oil to the threads and seating surface.
Special tool:
Oil seal & bearing drive A120E00014
4-2