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The actuator rack.






 

 

Actuator bolt: 7.0 N·m (0.7 kg-m, 5.0 lb-ft)

After completing the actuator assembly, check that the rocker arm shaft can take both LO and HI positions with the shaft turned.

 

 

Low position Hi position

 

 

• Turn the crankshaft to the position where #1 and #4 pistons come to TDC.

• Align the TDC mark d) (Arrow mark) with the crankcase protrusion ®·


11-39 GSF400VV ('97-MODELI

 

 

• Identify the camshaft by stamped letter.

• Intake camshaft...... IN

• Exhaust camshaft.... EX

 
Apply engine oil to the camshaft journal bearings on the cylinder head and the camshafts.

 

 
With the TDC mark ([) (arrow mark on the signal generator} aligned with protrusion ® on the crankcase, lightly pull on the cam chain.

I A CAUTION I

Take care not to allow the crankshaft to turn.

 

 
Assemble the exhaust camshaft.

• Position the exhaust camshaft with its alignment line on the end face pointing forward of the engine and parallel with the cylinder head cover mating face.

• Position the exhaust camshaft so that the arrow marked " i1" on the cam sprocket points the plane of the cylin­ der head upper face and engage the cam chain with the

cam sprocket.

 


• Assemble the intake camshaft.

• Count the 24th roller pin starting from the first pin im­ mediately above the arrow marked " i2" on the exhaust camshaft sprocket. Engage the cam chain with the in­ take cam sprocket with the 24th roller pin aligned with the arrow marked " i3" on the intake cam sprocket.


 

 
24 pins


 

 
Apply engine oil to the camshafts and journal bearings.

• Install the camshaft holders.

• Identify the camshaft holders by the code (®@ © ©)

shown and assemble them referring to the photograph.

 

I A CAUTION I

Take care not to allow the crankshaft and exhaust cam­ shaft to turn.

 

• Install the oil pipes CD and ®·

 
Tighten together with the camshaft holders.

• Fit the washers above the oil pipe joints.

Camshaft holder tightening bolt: 10 N·m

(1.0 kg-m, 7.0 lb-ft)

 

 
Using a plain screwdriver, compress the cam chain ten­ sioner adjuster push rod. With the push rod contracted, lock it by turning the screwdriver all the way in.

 


 

 

 

 
 
Install the cam chain tensioner adjuster on the cylinder.

Cam chain tensioner adjuster: 7.0 N·m

(0.7 kg-m, 5.5 lb-ft)

• Return the push rod using a plain screwdriver.

 

 






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