Motorcycle engine lubrication system Yamaha FZ1 (2006-2015)

Removing the oil pan and oil pump
Order Job/Parts to remove Quantity Remarks Engine oil Drain. Refer to « Changing the engine oil ». EXUP cables Refer to « Engine removal ». O2 sensor Refer to « Engine removal ». Muffler Refer to « Engine removal ». Exhaust pipe assembly Refer to «...

Disassembling the oil pump
Order Job/Parts to remove Quantity Remarks 1 Oil/water pump driven sprocket 1 2 Collar 1 3 Oil pump housing 1 4 Bearing 1 5 Pin 2 6 Oil pump outer rotor 1 7 Oil pump inner rotor 1 8 Pin 1

Removing the oil pan
1. Remove: Oil level switch «1» Oil pan «2» Oil pan gasket Dowel pins Note: Loosen each bolt 1/4 of a turn at a time, in stages and in a crisscross pattern. After all of the bolts are fully loosened, remove them.

Checking the sprocket and chain
1. Check: Oil/water pump assembly drive sprocket «1» Cracks/damage/wear → Replace the defective part(-s). 2. Check: Oil/water pump assembly drive chain «1». Damage/stiffness → Replace the oil/ water pump assembly drive chain and oil/ water pump...

Checking the oil pump
1. Check: Oil pump driven gear «1» Oil pump rotor housing «2» Oil pump cover Cracks/damage/wear → Replace the defective part(s). 2. Measure: Inner-rotor-to-outer-rotor-tip clearance «a» Outer-rotor-to-oil-pump-housing clearance «b»...

Checking the relief valve
1. Check: Relief valve body «1» Relief valve «2» Spring «3» O-ring «4» Damage/wear → Replace the defective part(s).

Checking the oil delivery pipes
1. Check: Oil delivery pipe «1» Oil pipe «2» Damage → Replace. Obstruction → Wash and blow out with compressed air.

Checking the oil strainer
1. Check: Oil strainer «1» Damage → Replace. Contaminants → Clean with solvent.

Checking the oil nozzles
The following procedure applies to all of the oil nozzles. 1. Check: Oil nozzle «1» Damage/wear → Replace the oil nozzles. O-ring «2». Damage/wear → Replace. Oil nozzle passage. Obstruction → Blow out with compressed air.

Assembling the oil pump
1. Lubricate: Inner rotor Outer rotor Oil pump shaft (with the recommended lubricant) Recommended lubricant: Engine oil. 2. Install: Pin «1» Inner rotor «2» Outer rotor «3» Oil pump housing «4» Note: When installing the inner rotor, align the pin...

Installing the oil/water pump assembly
1. Install: Oil ring Oil/water pump assembly «1» Dowel pin Bolts «2» Oil/water pump assembly bolt: 12 Nm (1.2 m·kg, 8.7 ft·lb). 2. Install: Washer Oil/water pump assembly drive chain «1» Oil/water pump assembly drive sprocket «2» Collar Note:...

Installing the oil pan
1. Install: Dowel pins Gasket Oil pan «1». Oil pan bolt: 12 Nm (1.2 m·kg, 8.7 ft·lb) Oil level switch «2». Oil level switch bolt: 10 Nm (1.0 m·kg, 7.2 ft·lb) Engine oil drain bolt «3». Engine oil drain bolt: 43 Nm (4.3 m·kg, 31 ft·lb) Warning!...