Yamaha YZF-R125 Service Manual: Lubrication diagrams
- Clutch push lever
- Main axle
- Drive axle
- Crankshaft
- Oil filter
- Oil pump assembly
- Oil strainer
- To cylinder head
- Camshaft
- Crankshaft
- Main axle
- Drive axle
Engine oil lubrication chart
Oil pump
Oil filter element
Crankshaft
Camshaft
Main axle
Drive axle
...
Cooling system diagrams
Radiator inlet hose
Coolant reservoir hose
Radiator cap
Radiator
Coolant reservoir breather hose
Coolant reservoir
Water pump breather hose
Water pump
Radiator outlet hose
...
Other materials:
Bearings and oil seals
Install bearings "1" and oil seals "2" so that the
manufacturer's marks or numbers are visible.
When installing oil seals "1", lubricate the oil seal
lips with a light coat of lithium-soap-based
grease. Oil bearings liberally when installing, if
appropriate.
CAUTION:Do not spin th ...
Overheating
Engine
1. Clogged coolant passages
Cylinder head and piston
Heavy carbon buildup
2. Engine oil
Incorrect oil level
Incorrect oil viscosity
Inferior oil quality
Cooling system
1. Coolant
Low coolant level
2. Radiator
Damaged or leaking radiator
Faulty radiator cap
...
Installing the throttle body
1. Install:
Throttle body joint clamps
NOTE:
Align the projections "a" on the throttle body joint
with the slot "b" in each throttle body joint clamp.
2. Install:
Throttle body joint
NOTE:
Align the projection "a" on the throttle body joint
with the slot "b" in the intake mani ...