29CARSON Nitro Buggy CNB 204016
GB
Problem Cause Solution
If you‘re having a problem with the CNB Chassis:
Buggy pulls to one side 1. Steering trim out of adjustment Readjust trim to center both wheels (p 9)
2. Toe angle out of adjustment Readjust toe angle (p 22)
3. One wheel is hanging or has damaged bearing Remove wheel and clean bearing. Replace if
necessary
Brakes seem ineffective 1. Brake linkage out of adjustment Readjust brake linkage (p 21)
2. Brake disc(s) worn Replace affected brake disc(s)
Clutch does not engage 1. Clutch shoes damaged or worn Replace clutch shoes
2. Clutch bell damaged or worn Replace clutch bell
3. Clutch shoes glazed Remove glaze using fine sandpaper and
reinstall
Clutch does not
disengage
Clutch spring(s) worn or damaged Replace clutch springs
Buggy does not ”go“ 1. Stripped or damaged spur gear(s) Replace spur gear(s)
2. Stripped differential gear(s) Replace differential gear(s)
3. Driveshaft(s) slipping and/or broken Tighten grub screw and/or replace drive
shaft(s)
4. Outdrive cups slipping Tighten grub screw in outdrive cups
5. Clutch not engaging Check clutch assembly and repair or replace
6. Carburretor set too rich Lean high speed needle valve (p 17)
Suspension not smooth
or free
1. One or more shocks sticking Clean and/or rebuild the affected shock
2. Bent shock shaft Rebuild affected shock
3. Bent or otherwise damaged hinge pin Replace hinge pin
Shocks leaking oil 1. Shock seals worn Replace shock seals
2. Bent shock shaft Rebuild affected shock
2-speed transmission
shifts at too low a speed
Shift point not adjusted properly Readjust shift point to shift at a higher speed
(p 24)
2-speed transmission
shifts at too high a speed
Shift point not adjusted properly Readjust shift point to shift at a lower speed
(p 24)
Screws loosen and/or fall
out during use
Vibration under normal use Clean screw(s) and/or replace and use Blue
Lock-Tite to secure them into place
Steering sensitivity is
”sluggish“
Servo saver spring is set too loose Tighten servo saver spring – see below
lf your Buggy‘s steering seems sluggish or slow to react, the
servo saver spring could be too loose. To increase steering
response time, thread the servo saver adjustment ring up to
tighten the servo saver spring.
WARNING Tightening the servo saver spring increases the
chance of damaging the steering servo during a crash. Do so at
your own risk.
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www.carson-modelsport.de
Picture 37
Adjust spring tension