Full Product Manual

16 Owner’s Manual for Portable Generator
Service Spark Plug
To service spark plug:
1. Clean area around spark plug.
2. Remove and inspect spark plug.
3. Inspect electrode gap with wire feeler
gauge and reset spark plug gap to
0.028-0.031 in (0.7-0.8 mm). See Figure
4-4.
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
Arrestor
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
arrestor, 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 arrestor
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 arrestor, if equipped,
inspect for damage or carbon blockage.
Replace parts as required.
Inspect Spark Arrestor Screen
(CARB models)
1. See Figure 4-5. Loosen screw and remove
retainer clamp (A) and retainer (B).
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.
Figure 4-5. Spark Arrestor Screen
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 – 0.1mm ± 0.02mm (cold), (0.004” ±
0.001” inches)
• Exhaust – 0.15mm ± 0.02mm (cold),
(0.006” ± 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
generator. Allow unit to cool to room tem-
perature before storage.
• DO NOT store fuel from one season to
another unless properly treated.
• Replace fuel container if rust is present.
Rust in fuel will cause fuel system prob-
lems.
000211
(000108)
WARNING
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.
001530
A
B
D
C
(000143)
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.
(000109)
WARNING
Risk of Fire. Verify machine has properly
cooled before installing cover and storing
machine. Hot surfaces could result in fire.