#
TROUBLESHOOTING GUIDE...
12
Problem / Symptom
Possible Cause
Possible Solu
Ɵ
on
Vehicle will not turn
on
Ba
Ʃ
ery voltage too low
Charge ba
Ʃ
ery
Ba
Ʃ
ery not connected
Re/connect ba
Ʃ
ery
Damaged ba
Ʃ
ery
Replace ba
Ʃ
ery
Transmi
Ʃ
er will not
turn on
Ba
Ʃ
ery voltage too low
Charge or change ba
Ʃ
eries
Ba
Ʃ
ery/ies installed improperly
Correct installa
Ɵ
on
Short radio range
(Vehicle stops
responding to
transmi
Ʃ
er at short
distances)
Damaged or improperly installed
receiver and antenna
Check receiver antenna for damage. Ensure antenna is
properly installed in tube and mount, extending perpen-
dicular from the ground. Ensure all connec
Ɵ
ons are secure
Receiver is malfunc
Ɵ
oning
Replace receiver
Ba
Ʃ
ery voltage too low
Replace or recharge ba
Ʃ
eries in transmi
Ʃ
er and vehicle
Steering not re-
sponding as ex-
pected
Trim not set properly
Adjust steering trim
Screws too
Ɵ
ght on steering parts
Adjust screws to allow for free mo
Ɵ
on
Fasteners have become loose
Check and
Ɵ
ghten all fasteners to as new condi
Ɵ
on, be
careful to not over
Ɵ
ghten
Vehicle not respond-
ing as expected to
transmi
Ʃ
er
Trims not set properly
Adjust thro
Ʃ
le and/or steering trim
Radio system lost bind
Re-bind radio system
Bad electrical connec
Ɵ
ons
Check motor and ba
Ʃ
ery plugs to ensure they are fully
connected
Wheels twitch while
vehicle is idle (con-
trols at neutral)
Transmi
Ʃ
er too close to receiver
(<1m)
Increase distance between the units
Receiver wire damaged
Inspect antenna for damage and replace if necessary
Receiver antenna not installed in
ver
Ɵ
cal posi
Ɵ
on
Install in mount with care to not damage antenna wire
Steering will not
trim straight, always
has right bias
Binding in steering system
Inspect and correct any binding components or loosen
screws if over
Ɵ
ght
Side wheels too
Ɵ
ght
Check and adjust wheel nuts on the right side of the ve-
hicle to ensure the wheels are not too
Ɵ
ght
Vehicle top speed
and accelera
Ɵ
on is
slow
Ba
Ʃ
ery voltage too low
Charge ba
Ʃ
ery
Drivetrain has too much fric
Ɵ
on
Check for debris/excessive wear on gears, inspect bearings
Gear mesh too
Ɵ
ght
Loosen gear mesh
Pinion gear is loose
Check and
Ɵ
ghten set screw on motor pinion
Di
ī
eren
Ɵ
al broken
Check di
ī
eren
Ɵ
al and ensure the outdrives are secured
and gears intact. You should not be able to pull them out
Drive pin missing
Check for missing wheel pins (behind wheel hexes), or
dogbone pins
Wheels not spinning
freely
Wheels too
Ɵ
ght
Check and adjust wheel nuts
Di
ī
eren
Ɵ
als stripped
Check di
ī
eren
Ɵ
als and replace/repair if necessary.
Ba
Ʃ
ery charge stops
las
Ɵ
ng as long as it
used to
The ba
Ʃ
ery has become old
Replace ba
Ʃ
ery
Ba
Ʃ
ery not charged completely due
to insu
ĸ
cient charge
Ɵ
me
Charge for longer period of
Ɵ
me or try a peak detec
Ɵ
on
charger. We recommend the Radient Primal (RDNA0001)
Gear mesh too
Ɵ
ght
Check and reset gear mesh se
ƫ
ng
Charger, ba
Ʃ
ery, wires, or plug has
malfunc
Ɵ
oned
Check all connec
Ɵ
ons and wires for damage or excessive
wear and replace if necessary
Shocks and/or arms
covered in oil
Shock O-ring seals are worn
Replace O-rings and re
ll shock with oil
Top shock cap too loose or over
Ɵ
ghtened
Check
Ɵ
ghtness (
nger
Ɵ
ght), re
ll shock oil
Bo
Ʃ
om shock cap dislodged
Check installa
Ɵ
on, re
ll shock oil
Spur gears stripping
Gear mesh too loose
Tighten gear mesh for proper backlash
Fasteners loose or missing
Check for loose fasteners on spur gear mount and ensure
all E-clips are in place
