Smartech 83420 User Manual - page 3
-2-
TROUBLE SHOOTING
Solutions
Problems
Causes
Engine fails to
start.
You can start the
engine, but it
flames out at
once.
The engine does
not work well.
Hard to handle
the car.
1. No fuel in the tank or the carburetor.
2. The spark plug is damaged, or the porffire has
not been charged.
3. The fuel pipe, air filter or muffler is choked.
4. Too much fuel.
5. The carburetor has not been adjusted properly.
6. The servo link has not been adjusted properly.
1. Fill the tank with fuel, and press prime button.
2. Change the spark plug with a new one, or charge
the portfire.
3. Clean the parts clogged, or change with new ones.
4. Remove the spark plug and spill the fuel. Check
the spark plug, change another one if it is not
working.
5. Set the idle, main and slow needle to standard
starting position.
6. Set the servo to neutral position and readjust it.
1. No fuel in the fuel tank.
2. The fuel pipe, air filter or muffler is choked.
3. The carburetor has not adjusted properly.
4. The engine is overheated.
1. Fill the tank with fuel.
2. clean or change the parts clogged.
3. Readjust the idle, main and slow needle, set them
to starting position.
4. Cool down the engine. Unscrew the main needle
adjusting screw, turn left for 30 degree.
1. The carburetor has not been adjusted properly.
2. Little oil pressure in muffler.
1. Readjust the idle, main and slow needle.
2. Assemble the pipe between the muffler and fuel
tank properly.
1. Charge the battery or replace it.
2. Extend the antenna of the transmitter and receiver.
3. Set the servo to the neutral position and readjust it.
1. The battery of the transmitter or receiver is
weak or exhausted.
2. Bad performance of the antenna.
3. The servo link has not been adjusted properly.
SAFETY PRECAUTION
Make sure that all assembly processes have been done before
operating.
Sometimes it may be difficult to make a turn, especially when
it is going up the slope or running on bumpy places, however,
it does not indicate the vehicle has any troubles.
Check the screws and nuts at all times to avoid looseness.
- never use the fuel indoors or near the fire and
sources of heat.
- never drink the fuel or spatter into your eyes.
- only keep the fuel in cool, dry and dark places where
your children can not reach for it. Make sure that you
have fasten the cover tight!
- never put your fingers or any objects into rotating
parts.
- never touch the engine and muffler they are in motion.
Dangers of burning yourself.
OPERATTION PRECAUTION
Warning:
Never run your model on following conditions!
Unobserved operations could cause accidents.
- on roads or railways
- places where children and people gather
- in residentials, parks, hospitals or close to airports.
- indoors or limited areas
Only run your model in spacious places.
Unobserved operations could cause accidents or personal
injuries and loss of property.
Make sure that the batteries of the transmitter and receiver
are not weak.
With low battery, the performance of the model will be
affected, and the model may be out of control and cause
severe accidents.
Keep alert, as someone else may be operating this kind of
model nearby.
Never use the same frequency with someone else
coinstantaneous! Otherwise, the signal could be disturbed,
and the model would be out of control, which result in
severe accidents.
Stop your model as soon as it runs abnormally, and check
the model. Do not use your model again until you have
solved the problems, otherwise, it could cause more
problems even an accident.