![background image](http://html1.mh-extra.com/html/yard-force/yf7302/yf7302_operators-manual_905828022.webp)
22
4. Visually inspect the spark plug for cracks or damage. If cracked, replace spark
plug.
5. Clean carbon deposits. If excessive carbon build up, replace spark plug.
6. Check that the gap of the spark plug is 0.024-0.028 in. (0.6-0.7 mm). (See
figure 14)
7. Re-insert the spark plug and tighten using the spark plug wrench and rod. (See
figure 13)
NOTE: Torque of spark plug is 18-22 foot-pounds (25-30 Nm)
8. Reattach spark plug wire to spark plug.
How to prepare for Storage
WARNiNG!
Never store the edger indoors with fuel in the fuel tank. Never store in an
enclosed, poorly ventilated area where fumes could reach an open flame,
a spark or a pilot light as on a furnace, water heater or clothes dryer. Allow
engine to cool before storing unit.
WARNiNG!
Do not remove gasoline while inside a building, near a fire, or while you
smoke. Gasoline fumes can cause an explosion or a fire.
NOTE: A yearly checkup or tune-up at an authorized service center will make
sure that the edger will provide maximum performance for the next season.
When the edger is put in storage for thirty days or more, the following steps
should be followed to make sure the edger is in good condition the next season.
1. let the engine run until it is out of gasoline.
2. Change the oil by following instructions under “how to Change the Oil.”
3. Remove the spark plug from the cylinder. Pour one ounce of oil into the
cylinder. Slowly pull the recoil-start grip so that the oil will protect the cylinder.
Install a new spark plug in the cylinder. Pull starter handle slowly a few times to
distribute oil. Pull recoil slowly until resistance is felt. This will close the cylinder
valves.
WARNiNG!
DO NOT attach spark plug wire to spark plug when storing unit.
4. Clean edger. Remove all dirt, leaves, debris, grease, etc. from the edger -
including cylinder cooling fans, recoil starter cover holes, under fuel tank, and
under muffler.
5. Check the edger for worn or damaged parts. have damaged parts replaced if
necessary.
6. Tighten any loose hardware.
7. Apply lubrication as directed in Maintenance section.
8. Put the unit in a building that has good ventilation.
9. Cover the edger with a breathing material.