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11. If the petrol engine is cold start, then slowly move the choke's handle from "closed" position to "open"
position after starting. See the diagram 34.
12. After the petrol engine starts up, please move the speed controller to the lowest speed. After empty running
above five minutes and then load or halt the machine.
13. Right methods to stop the petrol engine
● Simple methods to halt the engine in emergency: Loosen the emergency stop handle. See the diagram 23.
● In normal condition, the stop steps as follows:
1 Move the speed controller to the lowest speed. See the diagram 28
2) Please place the flameout switch of the petrol engine to "OFF" position.
3) Turn off the fuel tap. See the diagram 34.
Trouble removal and machine maintenance
Operate rigidly in accordance with the following steps in case any risks before any trouble removal and
machine maintenance.
Be sure the gasoline engine has been halted.
Be sure the gasoline engine has cooled down.
Be sure the spark plug cap has been pulled up.
Be sure there is sound ventilation.
Be careful where gasoline and other tinder occurred in operation areas, avoiding fire or even explosion.
Fire seat is forbidden in operation areas.
1. common breakdowns and solutions
Common breakdown
Start-up failure
Underpower
unnoticeable changes in
rotate speed of gasoline
engine by moving speed
controller
Poor performance of rubber
tire
Allophone in machine
Causes
no fuel oil in tank
Too much fuel oil
dirty or contaminated fuel oil
water in the fuel oil
Improper oil mark
Contaminated electrode and carbon deposit
Improper electrode gap
Damaged spark plug
Failed in installing or screwing up the sealed
gasket
Plugged air filter
Plugged muffler and exhaust
Loose accelerator cable
inconformity between direction of rotation and
tire lines
Insufficient air in rubber tire
Loose bolt
Solution
To add fuel oil
To discharge oil, and dry spark plug poles
To change fuel oil
To change fuel oil
To refuel with the specified oil mark
To discharge the dirt and carbon deposit
To adjust the electrode gap between 0.7mm
and 0.8mm
To replace new spark plug
To install the sealed gasket and screw up
To clean or change filter core
To clean out carbon
To remount and screw up
To remount
To inflate
To screw up bolt
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