How do you set valve clearance?
To adjust the valve clearances, use a spanner or a socket wrench on the crankshaft-pulley bolt. Turn the engine in its normal direction of rotation until No. 1 piston is at the top dead centre ( TDC ) of the compression stroke .
What is the purpose of setting valve clearance?
Tappet clearance is a space between the top of the valve stem and the rocker arm. > Its purpose is to allow for some mechanical expansion and lengthening of the valve stem and push rods as the engine warms up.
What should do if the valve clearance is out of spec?
If your valve clearances are outside of the preferred tolerances set by your bike’s manufacturer, you’ll need to change the shims on the valves. To remove the cams to access the buckets and shims, you’ll need to loosen the timing chain. Most bikes run automatic cam-chain tensioners.
How to set the valve clearances k17-southeastern equipment?
1. The engine must be cold when setting the valve clearances. 2. Remove the black plastic fan cover 3. Remove the valve covers 4. Rotate the flywheel so that the coil lines up with magnet as shown on the number one cylinder (stamped on the head). 5.
What’s the best way to check a valve clearance?
There are two popular methods for checking valve clearances. The recommended procedure from most service manuals is method #1, where a screwdriver is used to gauge the piston’s range of motion. Insert a narrow screwdriver into the spark plug hole and touch the piston.
How to set the valve clearances on a Kawasaki 17 hp?
Setting the Valve Clearances K17 Setting the Valve Clearances on The Kawasaki 17 HP (FH500V) 1. The engine must be cold when setting the valve clearances. 2. Remove the black plastic fan cover 3. Remove the valve covers 4. Rotate the flywheel so that the coil lines up with magnet as shown on the number one cylinder (stamped on the head). 5.
When to change valve clearance on small engine?
Through mechanical use and wear, small gas engines require valve adjustment from time to time. If your engine is not starting or running poorly, it could be the valves are not fully opening and closing. To keep your engine running it’s best, valve clearance should be checked and adjusted as part of periodic maintenance.