Defective mind gaskets can direction to engine performance problems.
Purpose gasket problems are everyday with older air-cooled engines when the gaskets convert brittle due to Exorbitant heat. A wick purpose gasket can advance to oil leaks and broke engine performance. In some cases it is doable to repair the gasket as elongate as the metallic rings that seal the cylinder sleeves are not broken. In other cases, the particular disposal of repair is replacing the gasket. In either deed, it is needful to basic remove the cylinder imagination in line to access the gasket.
Instructions
1. Mention to the owner's textbook illustrations and directions and remove the components de rigueur to access the rocker include and rocker arm meeting at the top of the engine. Depending on the motorcycle, components may comprehend the Gauze vehicle, fairings or radiator and cooling lines. Components are removed using metric sockets and a ratchet to remove mounting bolts.
2. Place the hex-head bolts that secure the rocker contain to the rocker arm meeting at the top of the engine. Depending on the motorcycle, there may be four, or as many as eight rocker cover bolts. Remove the bolts counterclockwise with a socket and ratchet. Locate the bolts and the rocker arm involve aside.
3. Pull the Glimmer plug wires off the Glimmer plugs. Bag a Glimmer plug wrench and ratchet to remove the Glimmer plugs counterclockwise from the cylinder intellect.
4. Push the kick-starter slowly or benefit the electric starter intermittently to rotate the engine Eccentric person as you dig the timing chain on the timing sprocket at the centre of the rocker arm meeting. Remove the timing chain crackerjack link clip using a screwdriver. Save the clip. Clout the chain in situate on the sprocket on Everyone side of the skilled link.
Rotate the engine Eccentric person until the timing chain crack link is at the top of the timing sprocket.5. Reduce two lengths of 14-gauge wire 24 inches enlarged. Locate the pieces of wire nearby. Remove the crack link from the chain by pushing it gone as you draw out to influence the ends of the chain in field on the sprocket. Place the proficient link aside.
6. Attach one heel of Everyone portion of 14-gauge wire securely to Everyone of the chain loops where the master link was removed. The wire is needed to lift the timing chain back into dwelling during the reassembly of the top-end. Without the wire the timing chain Testament fall into the crankcase. Lift the ends of the timing chain off the timing sprocket and secure Everyone wire to a end on the motorcycle frame.
7. Remove the hex-head bolts that secure the rocker arm meeting and cylinder mind to the top of the cylinder by turning Everyone counterclockwise with the socket and ratchet. Pull the bolts straight up and absent and locate them aside.
8. Lift the rocker arm meeting and cylinder head off the cylinder. Temporarily remove each of the 14-gauge wires from the frame so you can completely remove the rocker arms and cylinder head. Reconnect each wire as before. Set the rocker arm assembly and cylinder head aside.
9. Inspect the head gasket atop the cylinders. Look for cracks in the metallic sleeves that surround the edges of the cylinder bores. If the sleeves are damaged or deteriorated the gasket must be replaced. If the sleeves are intact, proceed to the following steps.
10. Turn the rocker arm and cylinder head over and inspect the flat edges of the head. Look for irregular coloration, such as darker or lighter areas that signify a hole or tear in the head gasket material.
11. Re-inspect the head gasket and locate the holes or tears. Apply a uniform layer of gasket cement to the gasket material at the damaged area using the provided spreader or a plastic putty knife. Allow the gasket cement to dry completely.
12. Place the rocker arm assembly and head onto the cylinder. Lift the ends of the timing chain in place on the timing sprocket using the 14-gauge wires. Hold the ends of the chain on the sprocket, remove each wire and connect the ends of the chain with the master link and chain clip.
13. Refer to the owner's manual for torque specifications and torque the rocker arm assembly and head bolts using a torque wrench. Attach the rocker arm cover using the saved bolts. Reinstall the spark plugs and attach the plug wires. Reattach any removed components.
