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thorized service center.
• The maintenance schedule applies under normal operating conditions. If you operate your engine
under severe conditions, such as prolonged high load or high temperature operation, or when
operating in unusually wet or dusty conditions, consult your service dealer for recommendations
applicable to your individual needs and use.
• After at
MAINTENANCE SCHEDULE
REGULAR SERVICE PERIOD
Runs every specied month or
working hour interval. Whichever
came rst.
Before each use
First month or 5
hours
Every 3 months
or 25 hours
Every 6 months
or 50 hours
Every year or
100 hours
MOTOR OIL
checking
replace
(2)
AIR FILTER
checking
cleaning (1)
replace (1)
SPARK PLUG
checking -
cleaning
replace
FUEL TANK AND
FILTER
cleaning
(3)
FUEL PIPE checking every 2 years (replace if necessary) (3)
VALVE
CLEARANCE
check - setting (3)
FUEL CHAMBER cleaning after every 100 hours (3)
AREA AROUND
THE EXHAUST
AND CONTROLS
cleaning
FINGER
PROTECTOR
cleaning
IDLE SPEED check - setting (3)
AIR COOLING
SYSTEM
cleaning
FLYWHEEL
BRAKE PAD
checking
ALL MOVING
PARTS OF
THE CUTTING
SYSTEM
checking
BRAKE checking
SECURITY
SYSTEMS
checking
TIRE PRESSURE checking
BATTERY replace
(1) Service more often when used in dusty places.
(2) Change the engine oil more frequently when it is used under heavy load or in high ambient
temperatures.
(3) These items must be serviced by an authorized HECHT service representative unless you have
the proper tools and are technically knowledgeable.
MACHINE MAINTENANCE
• Careful management and regular cleaning ensure that the machine remains functional and e-
cient for a long time.
• Keep the machine in good condition, if necessary, replace the warning and instruction labels on
the machine.
• Keep all nuts, bolts and screws tight to ensure that the equipment is in safe working condition.