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_E. AIIt FIL11_
A dirty air filter decreases the life and • performance of the engine and may increase fuel
consumption and harmful emissions.
1.Clean the Air Filter:
•Always after 5 tanks of fuel or 5 hours of
operation, whichever is less.
•Mor e frequently, in dusty conditions.
a.Loosen _hetwo screwson theairfiltercover enough toremove thecoverfrom engine,
b.Remove the airfilterfrom the cover,
c. Wash filterinsoap and water.
d. Squeeze filterdry and replacein cover.
so may create a fire hazard or produce
harmful evaporative emissions.
e. Reinstall the air filter cover, making sure the choke exit slot is placed over the choke
lever. :
i IF. BLADE SHARPEIqlI_G
A.....
Always stop the engine before sharpening a
blade: The blade will continue to spin after the
engine stops or after the throttle trigger has
been | released. | Make sure the | blade | has | stopped | ||||
coasting and | disconnect | spark plug before per- | |||||||
forming work on blade |
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I. | The blade | is reversible, | When | the | cutting | edge | |||
| on one side becomes dull, turn the blade over. | ||||||||
...._When | both sides!Of | cutting | edges | become | dull, the | ||||
| blade may be resharpenroened,. | - |
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2. | Check | blades for | flatness | periodically. | Lay |
the blade on a flat surface and inspect the blade for flatness before shArperdng. Throw away a blade that is not fiat.
3/File or grind each edge in the same manner
'to maintain_abalancedblade.
into the corners of the cover to keep dust
from entering the engine and causing en-
gine damage. ....
If replacing the air filter, see the
Accessory List for proper part number.
Choke
._ Air
Filter
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| AirFilter | Corners |
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| Cover |
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11 |
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| _ . _ IIII | III |
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| A WAR G |
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To prevent | the | blade | from | cracking | or flying[ | |||
apart | after | sharpening, | do not | file | within | 1/4[ | ||
inch | of the | radii | shown | in | Figure | 26. |
| I |
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| File or Grind | Each | ||
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| Edge in the | Same |
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| Manner toMaintain |
a BalancedBlade.
1/4Inch i f_._
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| A | WARNING | " | ' |
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Always | replace | a blade | that is bent, | warped, | Maintain | |||
cracked, broken, or damaged in any other wa3_ | ||||||||
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Never | attempt | to | straighten | and |
| a dam- | Radi_ | |
aged blade. | Use | only tee | specified | replacement |
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blade.
Wear protective gloves when
handling or performing maintenance on the blade to help avoid injury.
Ar On]y
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| H | u, |
| t,um | , | ,, ,ut r,tl |
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lull | HI | u | II | IHII III | I |
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NOTES
T..
25