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Page 12 Four-Cycle Engine • L-Head • Horizontal Crankshaft • Air-Cooled 181-630-14
VI. Stopping Your Engine and
Short-Term Storage
Stop engine according to equipment manufacturer’s
instructions.
To avoid unsupervised operation of
an engine, especially by children,
NEVER leave it unattended when it is running. Always turn
off the engine after use and remove ignition key, if
provided.
NEVER store the engine with fuel in
the fuel tank inside a building with
potential sources of ignition such as hot water and space
heaters, clothes dryers, electric motors, etc.
NOTE
See "A. Short Term/Seasonal Storage" instructions on page
15, for more information.
VII. Maintenance
An adult should perform
maintenance on this engine.
Only allow children to perform maintenance if an adult has
determined they are experienced and capable of such
operation.
To prevent accidental starting when
working on equipment always:
• Disconnect spark plug wire and keep it away from
spark plug. See "G. Avoid Accidental Starts"
instructions on page 2. See Figure 30.
• Keep the disconnected spark plug wire
securely away from metal parts where arcing
could occur.
• Attach the spark plug wire to the grounding
post, if provided.
• Disconnect battery at negative terminal first, if
engine is equipped with an electric starter.
• Turn off all engine switches.
• Remove ignition key, if provided.
A. Checking and Changing Oil
To avoid engine damage, it is important to:
• Check oil level before each use and every 5
operating hours. See "A. Checking Oil Level"
instructions on page 4.
• Change oil after first 2 operating hours and every 25
operating hours thereafter; more often if operated in
extremely dusty or dirty conditions. Engine should
still be warm but not hot from recent use.
1. Be sure you find the correct drain plug location, if pro-
vided. See Figure 30.
2. Disconnect spark plug wire and keep it away from
spark plug. See "G. Avoid Accidental Starts" instruc-
tions on page 2.
• Keep the disconnected spark plug wire securely
away from metal parts where arcing could occur.
• Attach the spark plug wire to the grounding post, if
provided.
3. Be sure the gas cap is on and is tightened securely.
4. Clean area around oil drain plug. See Figure 30.
5. Place approved recyclable oil container under oil drain
plug, tipping engine to position the oil drain plug at the
lowest point on the engine. (See equipment manufac-
turer’s instructions).
6. Remove oil drain plug and drain oil.
See Figure 30.
NOTE
Used oil must be disposed of at a proper
collection center.
7. Install oil drain plug and tighten
securely.
8. Fill with recommended oil. See "III. Oil and Fuel Speci-
fications" instructions on page 3. See Table 1 on page
3 and Figure 2 on page 2.
9. Wipe away any spilled oil.
10. Carefully disconnect spark plug wire from grounding
post, if provided.
11. Carefully re-connect spark plug wire to spark plug. See
Figure 3 on page 2.
!
WARNING
!
WARNING
!
WARNING
!
WARNING
Figure 30. Engine Components
6
2
5
1
4
1. Spark Plug Wire
2. Spark Plug Cap
3. Oil Fill Cap with Long Dipstick
4. Spark Plug
5. Oil Fill Cap with Short Dipstick
6. Oil Drain Plug
3
6