“Service FAQ”
The following is for general maintenance on your kart. BE careful,
If you don’t understand any instruction, please bring your kart in for service so as not to
void your warranty.
Checking
Spark Plug
Clear up the carbon and dirt around the spark plug to prevent it from
falling into the cylinder when removing. Check for warping or cracks
in the porcelain,
Removal steps:
This should only be done after the engine has cooled
If the spark plug is too tight to remove, spray some rust inhibiter
or WD40on the spark plug washer and the thread part; after the inhibiter has
soaked the washer and thread part, try again.
a.Clear up the dirt and carbon accumulation on the spark plug with a wire brush
b. Check the spark plug gap (
It should be between 0.6 - 0.9 mm
.)
c. If the carbon accumulation or the wear of the spark plug is too serious, replace the spark plug
with a new one.
Type: NGK DPR7EA-9 For the 250cc
NGK C7HSA FOR THE 150, 110 AND THE 150CC MODELS
Spark plug tip if the tip of the plug is white or grey, you are running lean. Brownish color, you are
good. If it is Black or wet, you are running rich. A lot can be told but looking at the tip of your plug!
Adjustment of
Idle Speed
a. Start the engine and warm up for several minutes;
b. Turn the fuel adjusting screw fully and turn back the standard
1~ 3/4 turns;
c. Turn the fuel adjusting screw left and right slightly to adjust the throttle to
1,500rpm’s, +/-100rpm
g. Run the engine from low speed to high speed;
Run the engine at the idle speed for 10~ 15 seconds to see if the
idle speed is stable;
h. If the idle speed changes, repeat steps c~f.
Tire Pressure
/ Wear
Check the tire pressure before driving.
Specifications:
Front Tire: 7-9psi Rear Tire:7-9 psi
Tire pressure is very important for riding stability.
Do not ride on a road surface. These tires are made for off road use. Replace tires when they
become worn
Brake Performance
a. Always check that there is plenty of brake fluid in the
reservoir;
b. Check if the front/rear brake pads are in good condition
c. Check the brake rotor for abnormal wear.
