Service Information - KYMCO MXU 500 Owner's Manual

4
. LUBRICATION SYSTEM

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
ITEM
At draining
Engine oil
At disassembly
capacity
At draining and oil
filter cartridge change 3.2 liter (2.82 lmp qt, 3.39 Us qt)
Recommended engine oil
Tip clearance
Oil pump rotor
Body clearance 0.15 – 0.2 (0.006 – 0.008)
Side clearance
TORQUE VALUES
Oil pump screw
Oil strainer screen cap
Oil filter cartridge
Oil pipe bolt
Special tool:
Oil seal & bearing drive
3 liter (2.64 lmp qt, 3.18 Us qt)
3.6 liter (3.17 lmp qt, 3.82 Us qt)
KYMCO 4-stroke oil or equivalent
motor oil
API service classification SJ
Viscosity: SAE 5W-50
0.15 (0.006) max
0.04 – 0.09 (0.0016 – 0.0036)
0.3 kgf-m (3 N-m, 2 lbf-ft)
1.5 kgf-m (15 N-m, 11 lbf-ft) Apply oil to the threads and seating surface.
1 kgf-m (10 N-m, 7 lbf-ft)
3.5 kgf-m (35 N-m, 25.2 lbf•ft)
A120E00014
STANDARD
Apply oil to the threads and seating surface.
Apply oil to the threads and seating surface.
MXU 500
Unit: mm (in)
SERVICE LIMIT
0.2 (0.008)
0.25 (0.01)
0.12 (0.0048)
4-2