Piston sticks at the top of the container (new motor).
The piston's progressiveness inside the composer chamber is so tight, nearby is no freedom for the piston to slink to the top. The medicine is to roast up the composer enclosure next to a mane dryer or boil gun. This will grow the chamber, allowing the piston to phone smoothly, piece maintaining hot concretion.
Nitro motor dies as in a bit as you wrench it off the starter motor box
If your RC car is decent tuned, your breakdown is in all likelihood a relaxed seize nut . The grasping nut is what connects the regulator to the shaft. Pressing behind your RC car on the starter motor box presses the grab nut hostile the fly wheel, creating the pivot that gets your nitro started. However, if your seizing nut is loose from wear and scratch or impacts, it won't have the correct network it needs to resource the car running erstwhile you have removed your vehicle from the electric motor box. To see if you have a voluminous seize nut, facial expression for the fly simple machine spinning on it's own. If it does, you need to expurgate the engine and modify or replace the clasp nut.
Engine seating when car put on the earth.
A frost-bound clutch-bell load-bearing or broken clutch-retainer season is the utmost probable wrongdoer. The motor stalls because the snatch is busy when the engine is inactivity. When you put the car on the earth the motor croaks as it is not running briskly satisfactory to change place the car. The retainer spring or clasp bell bearing are forcing the grip to be engaged when it shouldn't be. You'll inevitability to examine some environs and mend or replace as sought after.
Car engine moving backward.
This is a prevailing problem, next to an smooth fix as it is e'er caused by soul errors. Make positive you put your RC car on the starter box with the letter-perfect placement and that you put your wires on the straight poles of the artillery.
Your motor dies spell warm up.
The supreme probable make happen of this is a frayed composer and/or cylinder cloth covering. When the motor is cold, compression is satisfactory to get it started and run nicely. As it warms up the fit between composer and cloth covering loosens up as the cloth covering expands. If the fit is bad enough, your oil can leaving the container above the piston. As the engine gets warmer, this event gets worsened until the motor in the end seating room. You'll have need of to replace the motor or, if you suchlike in employment on this good-natured of thing, the walter piston and sleeve.
Your roto-start or pullstart nitro won't set in train.
Your one-way attitude may not be transmittable on the crank shaft. This can crop up if it is tremendously spattered and you can unstained it , let it dry overnight, and re-install it.
Your engine celerity increases piece idling.
Highly probable that the low alacrity simple leaf on the motor is set too scraggy . A well brought-up supportive mental measurement is to pinch the fuel line and time how long-run the motor runs. If markedly less than 5 seconds it's too lean, if noticeably long than 5 seconds, it's too well-off.