Valve Spring: Service and Repair

Valve Springs





Special Tool(s)

Removal

CAUTION: Engine timing must be reset if the crankshaft (damper) pulley is removed.

1. Remove the valve tappets.





2. WARNING: Always wear protective goggles when working with compressed air. This can prevent injury. Failure to follow these instructions can result in personal injury.

CAUTION: Use compressed air at 7 to 10 bars (100 - 150 psi).

NOTE: Place all parts in order to one side.

Using the special tools, apply compressed air to the cylinder.
^ Using the special tools, compress the valve springs and remove the valve collets using some grease and a small screwdriver.
^ Remove the valve spring retainers and the valve springs.

Installation





1. NOTE: Check that there is no dirt or particles within the valve stem grooves. Check the seating of the valve collets.

Using the special tools, install the valve springs.
^ Insert the valve springs and the valve spring retainers.
^ Compress the valve springs and install the valve collets.
^ Disconnect and remove the air supply.
2. Install the valve tappets.