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Service Spark Plug
To service spark plug:
1. Clean area around spark plug.
2. Remove and inspect spark plug.
3. See
Figure
4-4. Check the spark plug gap
using a wire feeler gauge. If the gap is out
of specification, replace the spark plug.
See
Table 2: Product
Figure 4-4. Spark Plug
NOTE: Replace spark plug if electrodes are
pitted, burned or porcelain is cracked. Use
ONLY recommended replacement plug. See
Specifications.
4. Install spark plug finger tight, and tighten
an additional 3/8 to 1/2 turn using spark
plug wrench.
Inspect Muffler and Spark
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.
Inspect muffler for cracks, corrosion, or other
damage. Remove spark arrester, if equipped,
inspect for damage or carbon blockage.
Replace parts as required.
Inspect Spark Arrester Screen
(CARB models)
Hot Surfaces. When operating machine, do not
touch hot surfaces. Keep machine away from
combustibles during use. Hot surfaces
could result in severe burns or fire.
1. See
Figure
4-5. Loosen screw and remove
retainer clamp (A) and retainer (B).
14
Specifications.
WARNING
2. Remove retainer screw (C) from muffler
outlet tube.
3. Remove screen (D) and replace if torn,
perforated or otherwise damaged. If
screen is not damaged, clean with com-
mercial solvent.
4. Replace screen and retainer, secure with
screw.
5. Install clamp.
A
000211
Valve Clearance
IMPORTANT NOTE: If uncomfortable about
doing this procedure, or the proper tools
are not available, take generator to the
nearest service center to have valve clear-
ance adjusted.
Check valve clearance after the first fifty-hours
of operation. Adjust as necessary.
• Intake — 0.15 ± 0.02mm (cold), (0.006" ±
0.001" inches)
• Exhaust — 0.20 ± 0.02mm (cold) (0.008" ±
0.001" inches)
Storage
General
It is recommended to start and run the genera-
tor for 30 minutes, every 30 days. If this is not
possible, refer to the following list to prepare
unit for storage.
• DO NOT place a storage cover on a hot
(000108)
generator. Allow unit to cool to room tem-
perature before storage.
• DO NOT store fuel from one season to
another unless properly treated.
D
C
B
Figure 4-5. Spark Arrestor Screen
DANGER
Explosion and Fire. Fuel and vapors are extremely
flammable and explosive. Store fuel in a well
ventilated area. Keep fire and spark away. Failure
to do so will result in death or serious injury.
WARNING
Risk of Fire. Verify machine has properly
cooled before installing cover and storing
machine. Hot surfaces could result in fire.
Owner's Manual for Portable Generator
001530
(000143)
(000109)
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