Troubleshooting Guide - ROBBE JetForce Instruction And User's Manual

E S C P R O G R A M M I N G P R O C E D U R E
Programming is done via the transmitter. The programming instructions for the transmitter can be found in the
manual.
B B B
Programmable 1 short 2 short 3 short
Items beep beeps beeps
Forward Forward/
1 Running Mode
Only Reverse
Auto-
2 LiPo Cells 2S
Calculate
No
3 LVC Threshold protec- 2.8V/Cell 3.0V/Cell
tion
4 Timing
0.00° 3.75°

Troubleshooting Guide

Problem Possible Cause
Boat will not respond
to throttle but responds Throttle channel is reversed
to other controls
Damaged propeller, shaft or motor
Extra noise or extra
vibration
Propeller is out of balance
Boat battery charge is low
Boat battery is damaged
Blocking or friction on shaft or
propeller
Reduced runtime or
Boat conditions may be too cold
boat underpowered
Battery capacity may be too low for
conditions
Too little lubrication on driveshaft
Vegetation or other obstacles block
the propeller
The boat hull is not completely
Boat tends to dive in
closed
the water or takes on
water
Center of gravity is too far forward
Boat tends to turn one
Debris is blocking a jet pump
direction
Instructions and User Manual
B B B B B B B Beep— Beep—B Beep—BB
4 short 1 long 1 long 1 long
beeps beep 1 short 2 short
3S 4S
3.2V/Cell 3.4V/Cell
7.50° 11.25° 15.00° 18.75° 22.50°
Solution
Reverse throttle channel on transmitter
Replace damaged parts
Balance or replace propeller
Completely recharge battery
Replace boat battery and follow battery
instructions
Disassemble, lubricate and correctly align
parts
Make sure the battery is warm (above 10º C
[50º F]) before use
Replace battery or use a larger capacity
battery
Fully lubricate driveshaft
Remove vegetation or obstacles from
propeller
Dry out the boat and ensure the hatch is fully
closed on the hull before returning the boat
to the water
Move batteries back in the hull
Remove the debris from the jet pump
Transmitter is too near boat during
binding process
Boat or transmitter is too close to
large etal object, wireless source or
Beep—BBB
Boat will not Bind another transmitter
1 long
(during binding) to
Another compatible transmitter
3 short
transmitter
is powered on within range of the
receiver
Boat battery/transmitter battery
charge is too low
ESC switch is off
Transmitter is too near boat during
connecting process
26.25°
Boat or transmitter is too close to
Boat will not connect
large metal object, wireless source
(after binding) to
= default
or another transmitter
transmitter
Boat battery/transmitter battery
charge is too low
ESC switch is off
Controls reversed Transmitter settings are reversed
Motor overheats Blocked water cooler tubes
ESC uses default soft Low Voltage
Cutoff (LVC)
Motor power pulses Weather conditions might be too
then motor loses power cold
Battery is old, worn out or dama-
ged
Boat moves forward or
Throttle trim on transmitter not
backward without input
centered
from user
Boat does not drive Steering trim on transmitter not
straight centered
Steering dual-rate (D/R) not adju-
No steering or lack of
sted correctly
steering
Servo failed
Throttle dual-rate (D/R) not adju-
sted correctly
No throttle or lack of
throttle ESC failed
Motor failed
Move powered transmitter a few feet from
boat, disconnect and reconnect battery to
boat
Move the boat and transmitter to another
location and attempt binding again
Power off all compatible transmitters
except the one you are trying to bind
Replace/recharge batteries
Power on ESC switch
Move powered transmitter a few feet from
boat, isconnect and reconnect battery to
boat
Move boat or transmitter to another location
and attempt to connect again
Replace/recharge batteries
Power on ESC switch
Do the Control Direction Test and adjust
controls on transmitter appropriately
Clean or replace water tubes
Recharge boat battery or replace battery that
is no longer performing
Postpone until weather is warmer
Replace battery
Adjust throttle trim to set neutral point
Adjust steering trim so vehicle drives straight
Adjusts steering dual-rate (D/R) knob on
transmitter to desired steering throw
Contact Robbe Product Support
Adjust the throttle dual-rate (D/R) knob on
transmitter to desired steering throw
Contact Robbe Product Support
Contact Robbe Product Support
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