Sym X'PRO RV125 - Precautions in Operation; Troubleshooting

3. LUBRICATION SYSTEM
3-2
Precautions in Operation
General Information
‧ This chapter contains maintenance operation for the engine oil pump and gear oil replacement.
Specifications
Engine oil quantity Disassembly: 1000 c.c.
Change: 800 c.c.
Gear oil Disassembly: 110 c.c.
Change: 100 c.c.
Oil Oil viscosity SEA 10W-30
(Recommended King serial oils)
Gear oil Gear oil viscosity SEA 85W-140
(Recommended SYM Hypoid
gear oils)
Items Standard (mm) Limit (mm)
Inner rotor clearance 0.15 0.20
Clearance between outer rotor and body 0.15~0.20 0.25
Oil pump
Clearance between rotor side and body 0.04~0.09 0.12
Torque value oil strainer
Engine oil drain bolt
1.3~1.7 Kgf-m
1.9~2.5kgf-m
Gear oil drain plug 1.1~1.4 Kgf-m
Gear oil inspection bolt 1.1~1.4 Kgf-m
Oil pump connection bolt 0.8~1.2 Kgf-m
Troubleshooting
Low engine oil level
．Oil leaking
．Valve guide or seat worn out
．Piston ring worn out
Dirty oil
．No oil change in periodical
．Cylinder head gasket damage
．Piston ring worn out
Low oil pressure
．Low engine oil level
．Clogged in oil strainer, circuits or pipes
．Oil pump damage
SAE
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