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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
Brush off outside of engine
Check for loose hardware
Check for dull/cracked chisel
Check engine fuel/oil mixture level
Check/clean fuel filter
Lubricate gearbox/hammer box
Check air cleaner
Clean/replace air filter
Check and clean spark plug
1. Check/adjust idle speed
2. Check/adjust valve clearance
3. Clean fuel tank, fuel
filter 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.
Page 12
For equipment technical questions, please call 1-888-866-5797.
Monthly
Before
or every
Each Use
20 hr.
of use
For engine technical questions, please call 1-800-520-0882.
Every
Every
Every
3 mo. or
6 mo. or
30 hr.
50 hr.
100 hr.
of use
of use
of use
*
Yearly or
Every
every 300
2 Years
hr. of use
**
**
**
ITEM 61924
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