25
Owner’s Manual
Maintenance Guide
• Before each use, inspect the generator. Check for:
Periodic maintenance and adjustment is necessary to keep the generator in good operating
condition.
WARNING! Exhaust gas contains poisonous carbon monoxide. Shut off the engine before
performing any maintenance. If the engine must be run, make sure the areas is well ventilated.
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Loose screws
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Misaligned or binding moving parts
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Cracked or broken parts
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Damaged electrical wiring
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Any other condition that may affect safe operation.
• If an engine problem occurs, have it checked by a qualified service technician before further use.
Do not use damaged equipment.
• Before each use, make sure the engine’s oil and gas levels are adequate. If necessary, fill the
crankcase until the oil level is even with the oil hill hole and/or fill the fuel tank.
• Before each use, remove all debris with a soft brush, rag, or vacuum.
• Lubricate all moving parts using a premium
quality, lightweight machine oil.
• Every 50 hours of use, drain the old engine oil
and replace with a high a high quality
SAE 10W-30 grade engine oil.
• Every 300 hours of use, have a qualified, certified
technician perform thorough maintenance on the
generator and engine.
• For long term storage, either drain fuel into
suitable container or add a fuel preservative/
stabilizer (not included) to prevent fuel
breakdown.
Upper Level
26
Air cleaner service
NOTE: Never run the generator without the air cleaner. Rapid engine wear
will result.
A dirty air cleaner will restrict air flow to the carburetor. To prevent carburetor malfuncion, service
the air cleaner regularly. Service more frequently when operating the generator in extremely dusty
areas.
WARNING! Using gasoline or flammable solvent to clean the filter element
can cause a fire or explosion. Use only soapy water or nonflammable
solvent.
1. Unsnap the air cleaner cover clips, remove the air
cleaner cover, and remove the element.
2. Wash the element in a solution of household detergent
and warm water, then rinse thoroughly, or wash in
nonflammable or high flash point solvent. Allow the
element to dry thorughly.
3. Soak the element in clean engine oil and squeeze
out the excess oil. The engine will smoke during
initial start-up if too much oil is left in the element.
4. Reinstall the air cleaner element and the cover.
4000W Generator
27
Owner’s Manual
28
Transporting/Storage
4000W Generator