Lubrication System - Operational Precautions; Lubrication System Trouble Diagnosis - Sym Symply50 Service Manual

3. LUBRICATION SYSTEM
OPERATIONAL PRECAUTIONS
General Information
This chapter contains maintenance operations for the engine oil pump, engine oil and
gear oil.
Specifications
Engine oil quantity
Oil viscosity
Gear Oil
Oil viscosity of gear oil SAE 85W-140
Oil pump
Torque value
Engine oil drain plug
Engine oil filter screen cap
Gear oil drain bolt
Gear oil filling bolt
Oil pump fixing screws
TROUBLE DIAGNOSIS
Low engine oil level
Oil leaking
Valve guide or seat worn out
Piston ring worn out
Low Oil Pressure
Low engine oil level
Clogged in oil strainer, circuits or pipes
Oil pump damage
3-2
Disassembly 850 c.c.
Replacement 750 c.c.
SAE 10W-30 or equivalent
(Recommended King-Mate
serial oils)
Use SAE 5W-40 when outside
temperature is below 0¢ J .
Disassembly 110 c.c.
Replacement 100 c.c.
(Recommended King-Mate
gear oil series SYM
HYPOID GEAR OIL)
Items
Inner rotor clearance
Clearance between outer
rotor and body
Clearance between rotor
side and body
Oil viscosity
Standard
-
-
0.05~0.10
1.0~1.5kgf-m
1.0~2.0kgf-m
1.0~1.5kgf-m
1.0~1.5kgf-m
0.8~1.2kgf-m
Dirty oil
No oil change in periodical
Cylinder head gasket damage
Piston ring worn out
SYM
unit : mm
Limit
0.12
0.12
0.20