28
GB
CARSON Nitro Buggy CNB 204016
Problem Cause Solution
If you‘re having a problem with the Force 28 Nitro engine:
Engine does not start 1. Failed glow plug Replace glow plug with new one
2. Glow Starter not charged and/or faulty Fully charge glow starter and/or replace
3. Idle mixture screw set too lean Reset idle mixture to factory setting (p 17)
4. Old or contaminated fuel Replace with new fuel
5. Engine flooded with too much fuel Remove glow plug and expel fuel from cylinder
(p 17)
6. Air leak in fuel system and/or engine Replace fuel lines and/or tighten all engine bolts
Engine does not draw
fuel
1. Air leak in fuel system and/or engine Replace fuel lines and/or tighten all engine bolts
2. High speed needle valve fully closed Reset high speed needle valve to factory setting
(p 17)
3. Idle mixture screw set too lean Reset idle mixture to factory setting (p 17)
4. Fuel lines kinked Check and straighten fuel lines
5. Defective fuel tank Replace fuel tank
Engine has poor
performance
1. Failed and/or wrong type glow plug Replace with new recommended glow plug (p 7)
2. Old and/or wrong type fuel Replace with new recommended fuel (P4)
3. High speed needle valve set too rich Reset high speed needle valve to leaner setting
(p 17)
4. Idle mixture set too lean Set idle mixture richer (p 17)
5. Idle mixture set too rich Set idle mixture leaner (p 17)
6. Air leak in fuel system and/or engine Replace fuel lines and/or tighten all engine bolts
Engine overheats 1. Engine running too lean Richen high speed needle valve (p 17)
2. Body too restrictive Open larger vents in body to allow air to enter
and exit
3. Wrong type of fuel used Use fuel recommended only for R/C cars (p 6)
4. Engine not fully broken in Allow engine further break-in time (p 19)
Engine vibrates
excessively
Engine and/or engine mounts loose Tighten all engine and engine mounting bolts
Engine does not idle
down
1. Idle stop screw out of adjustment Adjust idle stop screw to factory setting (p 17)
2. Engine has developed an air leak Check and tighten all engine screws
3. One or more carburretor 0-rings damaged Replace carburretor 0-rings
EMS-Starter Does not work Check the battery