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D. You can hear the air pump operating but the machine will not work.

Cause

1. Defective igniter or

defective terminal

wires.

2. Defective spark

plug. Insufficient

spark to start the

machine

3. Too much gas in

the carburetor

has occurred

when there is a

knocking sound is

coming from the

carburetor.

4. Thermal pipe coil

damage

5. Insufficient battery

charge.

E. When you can see large sparks in the carburetor then the machine is not working properly.

Cause

1.Damaged Petal

valve

2. Uneven gap

between the petal

valve and the petal

valve plate.

(That means the ignition is not working)

How to Check

It's normal if a spark occurs when you

hold the spark plug 3-4min from the

ignition terminal.

Make sure the + terminal has firm

contract with the ground wire.

Normal when spark occurs when

start button is pushed. The gap of

the spark plug is normal when it is

3-4mm. Check to see if carbon has

built up on the spark plug.

Machine isn't working correctly if

when you take the carburetor cover

off and cover is very wet.

Check damage with a strong

flashlight.

Insufficient charge if the sound of the

machine is weak.

How to Check

To check the petal valve

you must take a apart the

carburetor, then replace the

petal valve.

Check the gap by taking apart the

carburetor.

Solution

• Replace the igniter

• Make sure terminal

contract is firm.

• Replace the spark plug

• Maintain 3mm gap.

• Remove carbon from the

spark plug

• Wipe the gasoline off the

carburetor completely.

• Shut the fuel nozzle

and wait until you hear

a cough sound while

operating the machine,

then press the start

button.

Have the thermal pipe coil

repaired.

Replace recharge the battery.

Solution

Make sure petal plate is not

moved when removing the

valve.

Replace the petal valve or

adjust the gap so it is even.