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ESC Warning LEDs:

• 

If the Battery low voltage cutoff (LVC) is reached the  

Red LED will blink.

• 

The Red LED will automatically turn off should the  

battery voltage recover above the Low Voltage  

Cutoff chosen.

• 

If the ESC has detected a thermal overload the Yellow LED 

will blink. Let the ESC to cool down.

Setup / Calibration to Transmitter

To perform the setup/calibration between the ESC and 

Transmitter follow these steps:

1. 

Turn on the transmitter.

2. 

While turning on the vehicle Press and Hold the  

setup button, notice the Yellow LED is now ON  

solid. When the Yellow LED is on solid you can  

release the setup button.

3. 

Using the throttle trigger pull Full Throttle until the 

Green LED is ON solid.

4. 

Next push the throttle trigger to Full Brake until the 

Red LED is ON solid.

5. 

Now return the throttle trigger to the Neutral position 

and the Blue LED is ON solid.

6. 

Turn off the vehicle/ESC power switch.

7. 

Turn the vehicle/ESC back ON; you are now ready to 

use the ESC.

Normal Operation:

• 

After turning on the vehicle, the Blue LED will be on for 

normal operation.

• 

If reverse is active then you will notice the Yellow LED  

is also on.

Confirmation of Full Throttle and Brake:

• 

While the ESC is on and operational if you pull the throttle 

trigger to Full Throttle the Green LED will turn ON Solid.

• 

Push the throttle trigger to Full Brake, the red LED will turn 

ON solid.

Note: If the brake endpoint adjustment is reduced 

after calibration then the Red LED will not turn on.

ESC – reverse operation 

Should you get into a situation that requires reverse, after you 

have applied any brakes you may have needed, return the 

throttle trigger to the neutral position. Wait a moment or two 

and then push the trigger forward for reverse.

Note: There is automatic protection within the 

Xcelorin ESC. Only after you have stopped and 

returned the trigger to neutral will reverse become 

available. If you are in reverse you will notice a  

delay if while travelling in reverse you pull the trigger 

to go forward. This is to help prevent serious damage 

to the drivetrain.

Please note the following precautions before running  

your Speed-T.
• 

The Electronics in this vehicle are not waterproof and you 

must avoid running the vehicle in or through standing 

water, wet grass, mud or snow.

• 

This vehicle is very fast: 

o  Do not run the vehicle at dusk or in the dark of night. 

o  Do not run the vehicle if it will be out of sight for any 

amount of time.

o  Do not drive your vehicle near a crowd of people.

• 

Perform a check of the vehicle before going out to run it.

o  Ensure the tires are not coming off the rims.

o   Generally check the vehicle for items such as a 

loose wheel nut, or anything loose on the steering 

assembly. The vibrations of running at high speeds 

tend to loosen screws and nuts.

• 

The Speed-T’s gearing choice from the factory  IS NOT 

meant for running the vehicle Off-Road and especially not 

in grass.

• 

Be careful driving when the battery is nearly discharged or 

the car is running slowly. You could lose enough power for 

the receiver to shutdown and you may lose control.

• 

When driving the Speed-T be cautious and use common 

sense. The speed of this RC vehicle may surprise 

bystanders who could be injured if you accidently hit 

them.

• 

If your vehicle gets caught or stuck do not pull the throttle 

in either forward or reverse. This will overload the ESC and/

or motor resulting in damage to one or possibly both and 

is not covered by your warranty.

• 

After running a battery pack, allow the electronics several 

minutes to cool, before running the next battery pack.

• 

When you are running and the batteries are low on 

charge the ESC reduces the power to the motor. When this 

happens the batteries are very discharged and continued 

running may possibly damage your battery. If you are 

using LiPo batteries when power to the motor is reduced 

immediately stop running the vehicle. Over discharging of 

LiPo batteries can be dangerous.

Run time consideration for the Speed-T vehicle.

The single largest factor in run time is the capacity mAh of your 

battery pack. The larger the mAh rating the more run time you 

will experience. 
For example: if you have a 4600mAh battery pack you can 

expect close to twice the run time of a 2000mAh battery pack.
The condition of a battery pack is also an important factor in 

both run time and speed. As batteries see more use they will 

degrade in performance and capacity.

How you drive your Speed-T will also affect your run times. If 

you are performing runs, going from a standstill to full speed 

repeatedly, you are asking a lot from your batteries. Hard 

acceleration draws a lot of current from any battery and will 

lead to shortened run time.

Note: Higher mAh rated battery packs will provide 

power longer during heavy acceleration and long full 

throttle runs.

If the bearings are dirty they will cause significant drag causing 

reduced run times and speed.
To improve run times consider the following:
• 

Keep your vehicle clean and maintained.

• 

Allow more airflow to the heat sink of the Xcelorin ESC.

• 

Change the gearing to a lower ratio, this will make the 

electronics run cooler. This can be accomplished by using 

a smaller pinion gear, or a larger spur gear than those 

originally supplied. (The Speed-T comes with a 20-tooth 

pinion and an 88-tooth spur gear.)

• 

Change to battery packs of higher mAh rating.

• 

Is the charger your using the best at charging your 

batteries? Check with your local hobby dealer.

Driving the Speed-T

On/Off Switch

Setup Button

Summary of Contents for Speed T

Page 1: ...1 Not responsible for errors All prices subject to change without notice Losi a Division of Horizon Hobby Inc...

Page 2: ...ting Ready Thoroughly read all the enclosed material precautions and follow instructions to avoid damaging your new RC vehicle If you choose to not follow these steps or instructions it will be consid...

Page 3: ...instructions and safety precautions supplied by the battery manufacturer This applies to the selected LiPo charger as well Supplied tools 2 Way wrench Radio Adjusting Screw Driver Transmitter Receive...

Page 4: ...2 4GHz DSM Receiver Rear Body Mount Xcelorin Brushless Motor Wheelie Bar Gear Slipper Cover Steering Trim ST Trim Throttle Trim TH Trim Throttle Brake Trigger Steering and Throttle End Point Adjustmen...

Page 5: ...The less expensive batteries will generally lose their performance after continuous use in this high drain application We do not recommend the use of batteries referred to as Stick Packs they are comm...

Page 6: ...ion of your Speed T LOSB9613 Losi EC3 Charge Adaptor with Banana Plugs Installing Batteries Transmitter Remove the battery cover from the bottom of the transmitter by sliding it away from the base of...

Page 7: ...setup and performing maintenance 1 Read the safety precautions found on page 3 This is important for your safety and prevention of personal injury 2 Charge the battery pack you have chosen NOT INCLUDE...

Page 8: ...and decrease throw turned counter clockwise Steering First set the steering trim so the Speed T goes straight without touching the steering wheel Lift the vehicle off the ground and turn the steering...

Page 9: ...ust make a fine adjust to the Throttle trim knob on the transmitter Sometimes during the bumps and bounces of transportation the settings can be slightly altered Overview The Losi Xcelorin electronic...

Page 10: ...Green LED flash Profile 3 Yellow Blue Green and Red Flash default setting 6 To make a change quickly press the setup button which will advance you to the next profile 7 When you are finished press and...

Page 11: ...loose wheel nut or anything loose on the steering assembly The vibrations of running at high speeds tend to loosen screws and nuts The Speed T s gearing choice from the factory IS NOT meant for runni...

Page 12: ...further out the inside position is relative to the outside the more camber gain total camber change through the total throw of the suspension is present This is an adjustment that is difficult to mak...

Page 13: ...onally you may want to raise the front ride height to get a little quicker steering reaction but be careful as this can also make the Speed T easily flip over Every driver likes a little different fee...

Page 14: ...on and allow more speed Use the following formula to calculate the overall ratio for combinations not listed on the gear chart Spur Gear Size Pinion Gear Size X 2 43 Final Drive Ratio When using highe...

Page 15: ...children without direct adult supervision The Product manual contains instructions for safety operation and maintenance It is essential to read and follow all the instructions and warnings in the manu...

Page 16: ...cles Profiles The Xcelorin ESC has three 3 preset profiles Each profile contains the individual ESC settings that are collectively called a profile There is a beginner profile an expert profile and a...

Page 17: ...XXX XXX T 6 00 LOSA4132 Front Bumper Motor Guard Speed T 6 99 LOSA4133 Front Rear Body Mounts Set Speed T 4 99 LOSA4134 Wheelie Bar Set Speed T 9 99 Part Number Description Price LOSA4136 Front and R...

Page 18: ...T 19 95 LOSA6951 3 32 Carbide Diff Balls 12 10 95 LOSA9713 Graphite Kickplate Bulkhead Steering Brace 16 00 LOSA9831 Graphite Composite Rear Pivot Plate XXX XXX T 6 50 LOSA9940 Aluminum Hardcoated Su...

Page 19: ...LOSA6903 LOSA9941 LOSA6401 LOSA2960 LOSA4015 LOSA4170 LOSA4170 LOSA6206 LOSA4122 LOSA6210 LOSA6204 LOSA6074 LOSA6100 LOSA1620 LOSA6350 LOSA6229 LOSA4224 LOSA1620 LOSA2164 LOSA4125 LOSA6306 LOSA1022 LO...

Page 20: ...38 39 Use this page to record tuning information Use this page to record tuning information...

Page 21: ...40 2008 Losi A division of Horizon Hobby Inc Not responsible for typographical errors All pricing subject to change without notice 800 0349 12660 1 Revised 08 09...

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