Service Information; Troubleshooting - KYMCO X -Town 125 ABS Service 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.
 For oil pressure indicator inspection, refer to section 20 of this manual.
SPECIFICATIONS
Inner rotor-to-outer rotor clearance
Outer rotor-to-pump body clearance
Rotor end-to-pump body clearance
ENGINE OIL
Engine Oil Capacity
Recommended Oil

TROUBLESHOOTING

Oil level too low
• Natural oil consumption
• Oil leaks
• Worn piston rings
• Worn valve guide
• Worn valve guide seal
Oil contamination
• Oil not changed often enough
• Faulty cylinder head gasket
• Loose cylinder head bolts
Unit: mm (in)
0.15
0.15～0.2
0.04～0.09
At disassembly:
At change:
Poor lubrication pressure
• Oil level too low
• Clogged oil filter or oil passage
• Faulty oil pump
X -Town 125 ABS/ CBS
Standard
1.2 liter
1.0 liter
SAE5W-50
4-2