Harbor Freight Tools 68120 Manual De Usuario

Page 14

For technical questions, please call 1-800-520-0882.

Horizontal Engines

Maintenance

WARNING

TO PREVENT SERIOUS INJURY FROM ACCIDENTAL STARTING:

Turn the Power Switch of the equipment to its “OFF” position, wait for the engine to cool, and disconnect

the spark plug cap before performing any inspection, maintenance, or cleaning procedures.
TO PREVENT SERIOUS INJURY FROM EQUIPMENT FAILURE:

Do not use damaged equipment. If abnormal noise, vibration, or excess

smoking occurs, have the problem corrected before further use.
Follow all service instructions in this manual. The engine may fail critically if not serviced properly.

Many maintenance procedures, including any not detailed in this manual, will need to be

performed by a qualified technician for safety. If you have any doubts about your ability to safely

service the equipment or engine, have a qualified technician service the equipment instead.

Cleaning, Maintenance, and Lubrication Schedule

Note: This maintenance schedule is intended solely as a general guide. If performance decreases or if

equipment operates unusually, check systems immediately. The maintenance needs of each piece of equipment

will differ depending on factors such as duty cycle, temperature, air quality, fuel quality, and other factors.
Note: The following procedures are in addition to the regular checks and maintenance

explained as part of the regular operation of the engine and equipment.

Procedure

Before

Each Use

Monthly or

every 20

hr. of use

Every 3 mo. or

50 hr. of use

Every 6 mo. or

100 hr. of use

Yearly or

every 300

hr. of use

Every

2 Years

Brush off outside of engine
Check engine oil level
Check air cleaner
Check deposit cup
Change engine oil
Clean/replace air cleaner

Check and clean spark plug
1.  Check/adjust idle speed
2.  Check/adjust valve clearance
3.  Clean fuel tank, strainer

and carburetor

4. Clean carbon build-up from

combustion chamber

Replace fuel line if necessary

Service more frequently when used in dusty areas.

These items should be serviced by a qualified technician.

SAFETY

OPERA

TION

MAINTENANCE

SETUP