Change Engine Oil
Accidental start-up. Disconnect spark plug wires
when working on unit. Failure to do so could result
in death or serious injury.
When using generator under extreme, dirty,
dusty conditions, or in extremely hot weather,
change oil more frequently.
NOTE: Don't pollute. Conserve resources.
Return used oil to collection centers.
Change oil while engine is still warm from run-
ning, as follows:
1. Place generator on a level surface.
2. Remove the Left Side Service Cover.
3. Remove oil fill cap (A) located on bottom
of engine crankcase. See
4. Tip unit and drain oil completely into a suit-
able container.
5. Add recommended engine oil. The full
level is the base of the threads in the filler
neck (B). DO NOT OVERFILL!
6. Install oil fill cap, and finger tighten.
7. Wipe up any spilled oil.
8. Properly dispose of oil in accordance with
all applicable regulations.
B
Figure 4-1. Add Engine Oil
Air Filter
Engine will not run properly and may be dam-
aged if run with a dirty air filter. Service air fil-
ter more frequently in dirty or dusty conditions.
To service air filter:
1. See
Figure
4-2. Remove the Left Side Ser-
vice Cover screw (A) and remove cover
(B).
2. Remove filter housing cover (C).
3. Remove air filter (D) and wash in soapy
water. Squeeze filter dry in clean cloth (DO
NOT TWIST).
12
WARNING
Figure
4-1.
4. Clean air filter cover before installing.
NOTE: To order a new air filter, contact the
nearest IASD at 1-888-GENERAC (1-888-
436-3722).
(000141)
Service Spark Plug
To service spark plug:
1. Remove spark plug cover (A). See
4-3.
2. Pull spark plug lead from spark plug (B).
3. Use a socket wrench and remove spark
plug.
4. Install new spark plug into cylinder head
and tighten to 15 ft/lb (20.3 Nm).
5. Replace the spark plug lead, making sure
it is fully seated.
6. Replace spark plug cover.
A
Inspect Muffler and Spark
000730
Arrester
NOTE: It is a violation of California Public
Resource Code, Section 4442, to use or oper-
ate the engine on any forest-covered, brush-
covered, or grass-covered land unless the
exhaust system is equipped with a spark
arrester, as defined in Section 4442, main-
tained in effective working order. Other states
or federal jurisdictions may have similar laws.
Contact original equipment manufacturer,
retailer, or dealer to obtain a spark arrester
designed for exhaust system installed on this
engine.
NOTE: Use ONLY original equipment replace-
ment parts.
D
B
Figure 4-2. Air Filter Assembly
Figure 4-3. Spark Plug
Owner's Manual for Portable Generator
C
A
000731
Figure
B
A
000733