Generac GP Serie Mode D'emploi page 19

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 (0.70 - 0.80 mm). See
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.
Valve Clearance
IMPORTANT NOTE: If uncomfortable about
performing this procedure, or the proper
tools are not available, take generator to
the nearest service center to have valve
clearance adjusted.
Check valve clearance after the first fifty-hours
of operation. Adjust as necessary.
• Intake — 0.004 ± 0.0008 inch (0.10 ± 0.02
mm)
• Exhaust — 0.006 ± 0.0008 inch (0.15 ±
0.02 mm)
Owner's Manual for Portable Generator
Storage
General
Figure 4-4.
It is recommended to start and run the genera-
tor for 30 minutes, every 30 days. If this is not
000211
possible, refer to the following list to prepare
unit for storage.
• DO NOT place a storage cover on a hot
• DO NOT store fuel from one season to
• Replace fuel container if rust is present.
• Cover unit with a suitable protective, mois-
• Store unit in a clean and dry area.
• Always store generator and fuel away from
Prepare Fuel System for Storage
Fuel stored over 30 days can go bad and
damage fuel system components. Keep fuel
fresh, use fuel stabilizer.
If fuel stabilizer is added to fuel system, pre-
pare and run engine for long term storage.
Run engine for 10-15 minutes to circulate sta-
bilizer throughout fuel system. Adequately
prepared fuel can be stored up to 24 months.
NOTE: If fuel has not been treated with fuel
stabilizer, it must be drained into an approved
container. Run engine until it stops from lack
of fuel. Use of fuel stabilizer in fuel storage
container is recommended to keep fuel fresh.
1. Change engine oil.
2. Remove spark plug.
3. Pour tablespoon (5-10cc) of clean engine
4. Pull starter recoil several times to distrib-
5. Install spark plug.
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.
generator. Allow unit to cool to room tem-
perature before storage.
another unless properly treated.
Rust in fuel will cause fuel system prob-
lems.
ture resistant cover.
heat and ignition sources.
oil or spray a suitable fogging agent into
cylinder.
WARNING
Vision Loss. Eye protection is required to avoid
spray from spark plug hole when cranking engine.
Failure to do so could result in vision loss.
ute oil in cylinder.
(000143)
(000109)
(000181)
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