• Prolonged exposure to the engine exhaust can be harmful. Avoid breathing the engine exhaust. Always run your Nitro Sport The Nitro Sport is not intended for use by children without the outdoors, in a well-ventilated area. Never run the engine indoors. supervision of a responsible adult. Traxxas shall not be liable for any loss or damages, whether direct, indirect, special, incidental, • Do not operate your Nitro Sport at night, or anytime your line of or consequential, arising from the use, misuse, or abuse of this sight to the model may be obstructed or impaired in any way.
7. Spare fuel line (recommended) Steering Trim THE TQ RADIO SYSTEM Throttle Trigger The Nitro Sport Model 4510 is equipped with the 2-channel TQ radio system. The following radio system terms will be used throughout the rest of these operating instructions. Power Switch Channel - The 27 MHz frequency band is divided into 6 channels so that up to six models can be operated simultaneously. Each...
INSTALLING RECEIVER BATTERIES 2. always turn the transmitter on first and off last. This will prevent the model from The receiver battery holder is receiving stray signals and located underneath the battery running out of control. Slide the cover. Remove the battery cover transmitter switch to the “on” by removing the two body clips position. A steady red light should illuminate. a flashing red from the posts on both sides of light indicates weak batteries. Weak batteries will limit the range the battery holder. of the radio signal between your transmitter and receiver. Loss of Install 4 AA batteries into the the radio signal can cause you to lose control of the truck. battery holder. Alkaline batteries should be used. 3. Turn the truck on. The Place the battery switch is located on the holder into the chassis. The servos should battery cover with jump and move to their idle...
The foam air filter element may be cleaned and 1. Press the tab in the end of reused. always be sure the filter element is oiled the battery compartment properly before running the engine. For the best door to open. (A) filtration, use the type of oil made for foam air 2. Plug a fully charged 7.2-volt filters. Traxxas air filter oil is recommended (part battery pack into the connector #5263). Lightweight motor oil or after-run oil may inside. (B) also be substituted. When the element gets dirty, clean it with 3. Twist the battery 2 or 3 times to twirl the battery plug wires. This dish soap and rinse. Next, saturate it with oil and then squeeze helps hold the wire and battery in place when the battery is installed out the excess oil. For extremely dusty conditions, special two in the compartment. (C) or three-stage, pre-lubed filters are available from Traxxas (part 4. Install the battery into the compartment and press the wires securely #4062 and #4063).
During Break-in... the throttle closed, after setting the idle. Gently turn this screw clockwise until it stops against the needle seat. Be very careful, it’s • Special break-in fuels are not required. difficult to know when the needle has seated due to the thread • Drive the model on a smooth hard surface. holding material on the needle’s thread. Overtightening of the • If possible, avoid running on very hot, humid days. screw may result in damage to the needle seat. Now turn the • Run with the body off for extra engine cooling. low-speed mixture screw counterclockwise 1¾ turns. • Turn the mixture screw (needle) clockwise (in) to lean the mixture and counterclockwise (out) to richen the mixture. Shutting Off the Engine • Do not allow the fuel tank to run completely empty, possibly Before starting the engine it is important to know how to shut it off. leading to a burned plug. An extremely low fuel level causes the The correct method is to pinch and hold the carburetor’s fuel line at fuel mixture to be too lean. idle speed, until the engine dies. • Keep extra glow plugs handy. The break-in process, because of the engine running rich, can cause deposits to form on the glow plug, Starting the Engine leading to failure. Before you start your engine for the first time, make sure you have read all instructions and precautions in this manual.
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• Hesitation or stalling during acceleration lower Richer Nitro % Higher leaner • Popping or clattering sound when decelerating (detonation) • Fluctuating idle speed Tuning the Engine by Temperature • Temperature measurement above 300° at the glow plug The following procedures require an optional If any one of the above conditions occurs, the fuel mixture is already infrared temperature probe or on-board past the maximum safe lean setting. Richen the fuel mixture to the temperature gauge (such as the Traxxas optimum setting by richening the high-speed needle at least 1/8 on-board digital temperature gauge (part turn counterclockwise and retest. This setting will extend engine #4091). The engine can be used as an Part #4091 component life. effective tuning aid when you understand the relationship between engine temperature and ambient temperature. low-Speed Fuel Mixture adjustment The low-speed mixture is always set after the high-speed needle is The engine operating temperature, when tuned for maximum correctly adjusted. The low-speed mixture will be set using the pinch test. performance, will vary according to atmospheric conditions. The atmospheric condition that has the most influence on engine 1. Once the engine is warm, do several high-speed runs to confirm that temperature is air temperature. Expect the engine temperature to vary...
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ADJUSTMENTS Gear Ratios A unique Nitro Sport feature is the ability to change the gear ratios. The final drive ratio of the gearbox is 2.81 to 1. Use the Toe-in following formula to calculate the overall ratio: Geometry and alignment specs play an important role in your ° ° truck’s handling, so take the time to set them correctly. Set the Number of Spur Gear Teeth x 2.81 = Final Drive Ratio steering trim on your transmitter to neutral. Now, adjust your Number of Clutch Bell Gear Teeth tie rods so that both wheels are pointing straight ahead and are parallel to each other (0 degrees toe-in). This will ensure the Nitro Sport comes with a 70-tooth spur gear and a 20-tooth same amount of steering in both directions. If you run out of pinion (clutch bell) gear. This combination will provide the best adjustment, then the steering servo will have to be re-centered overall acceleration and top speed. If you want more acceleration (see “centering your servos” on page 9). For increased stability and less top speed, then use a smaller clutch bell gear (fewer add 1-2 degrees of toe-in to each front wheel. Use the teeth). For more top speed, use a larger clutch bell gear. turnbuckles to adjust the alignment.
Centering your Servos 2. Completely empty the fuel tank. Use your fuel-dispensing bottle Whenever your radio system has been removed for service or to suck out the old fuel. Do not mix the old fuel with your fresh cleaning, the servos must be re-centered prior to installing the fuel supply. If you leave fuel in the tank, transporting or handling radio system in the model. If the radio system is installed in the your model may cause fuel to run into the engine. truck, disconnect the servo horns from the servos. 3. With the fuel tank empty and the throttle at the idle position, try to start the engine. The engine will most likely start and run for Connect the steering servo to channel 1 on your receiver and the a few seconds as it uses up any fuel remaining in the engine and throttle servo to channel 2. The white wire on each servo cable is fuel lines. positioned towards the crystal. Connect the red and black cable 4. Once the engine stops, clean the outside of the engine with from the battery holder to the “batt” terminal on the receiver. The compressed air or spray motor cleaner. Once the engine is red wire is positive and the black wire is negative. clean and dry, remove the glow plug power wire, glow plug, and air filter. Place fresh AA batteries in the transmitter and turn the power 5. Open the throttle fully and spray a one-second burst of WD-40 switch on. Slide the throttle and steering trim adjustments to the into the carburetor and into the glow plug hole (Caution! Wear center position. Now install fresh AA batteries into the battery safety glasses to prevent spray from getting into your eyes). If you holder and turn the power switch to the “on” position. The servos are using after-run oil, follow the manufacturer’s instructions. will automatically jump to their center positions. Turn off the 6. Place a rag or paper towel over the engine to catch any WD-40 or battery holder switch followed by the transmitter. The servos are after-run oil that may come out the carburetor or glow plug hole.
Traxxas makes three glow plugs. The standard hot plug (part#3230) is the stock replacement plug for Pro.15 engines. The optional heavy-duty (part#3231) and super-duty (part#3232) plugs will last longer in most cases, however, it is a medium temperature plug so performance may be reduced slightly. Do not use plugs with idle bars! Carburetor Dirt is the main enemy to your carburetor. If you notice a sudden change in the fuel mixture (lean) and performance of your model, you may have dirt lodged in the carburetor. To dislodge a dirt...
Traxxas products that have been used.Traxxas All of us at Traxxas want to assure you that your Traxxas model is backed by the best service and support team in the industry. Warranties expire, will make the sole and final determination if a product or component can but Traxxas support is there for the life of the product.
It must be a street address.We cannot ship to Post Office boxes. Ship Items, freight prepaid to: Traxxas attn: Service Department 1100 Klein Road Plano, Texas, 75074 Copyright Traxxas 2008.Traxxas reserves the right to modify warranty coverage and plans at any time without notice.
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Bumper (rear)/ battery box/ body clips (2), EZ-Start mount, screw (old style, replace with 4132) ........... $1.50 3x10CST (2) ..................$7.00 4580 Box, control (For Nitro Sport SE and earlier models) ......$12.50 4532 Chassis deck, upper composite............$7.50 4579 Connector, wiring harness (EZ-Start and EZ-Start 2) ......
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Page 2 Nitro Sport 2008 Parts List Fuel Tank & Line 2555 Suspension arms, (rear) (2) .............. $10.00 1934 Wedges, anti-squat (1.5 & 3.0 degree) (2 each) ........ $3.00 3147 Fuel line (1 foot)................. $1.75 Shocks (Aluminum) 4448 Fuel tank (75cc)/ rubber vibration cushions (2) ......... $12.00...
6160X DVD, Maxx Power! Full Throttle Action (sleeve)......$12.99 4181 Differential gear (45-tooth)/ side cover plate & screws....... $3.50 9950 Official Team Traxxas racing decal set (flag logo/ 6-color)..$4.50 4434 Gearbox brace/ clutch guard .............. $3.00 9909 Traxxas racing banner, red & black (3x7 feet) ......$15.00 4491 Gearbox halves (l&r) ................
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Rod/Sleeve/Piston Crankshaft • EZ-Start or Pull Starter • Clutch assembly • Engine Mount • Exhaust Header 3. Fill out the Traxxas Lifetime Engine Replacement Plan Form Fill out the form and package it with the engine being exchanged. Be sure to include payment with the package. 4. Ship to Traxxas Ship package to Traxxas pre-paid and insured. Ship to: Traxxas, aTTN: ERP, 1100 Klein Road, Plano, Texas 75074...
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Traxxas Lifetime Engine Replacement Plan Engine(s) being exchanged: q Traxxas Pro.15/TRX.15 q Traxxas TRX 2.5 q Traxxas TRX 2.5R q Traxxas TRX 3.3 (check one) Exchange engines MUST be complete with crankcase, crankshaft, piston, sleeve, connecting rod, cylinder head, backplate and carburetor.
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All prices are U.S. dollars. Terms and conditions subject to change. T R A X X AS . co m Traxxas, 1100 Klein Road, Plano, TX 75074, Phone: 972-265-8000, Toll Free in the U.S. 1-888-TRAXXAS, Fax: 972-265-8011, E-mail: support@Traxxas.com Form ESP Rev 081209 KC0431...
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Retail Order Form 1100 Klein Rd. Plano, Texas 75074 Ph: 972-265-8000 Fax: 972-265-8011 CUSTOMER NOTE: Traxxas products are sold worldwide through independent hobby shops, which are supplied by Traxxas warehouse distributors. Because pricing between these hobby shops is extremely competitive, you may be able to purchase Traxxas products at a lower price from local dealers than what we are able to offer direct from the factory (including additional shipping and handling charges). Check pricing at your local hobby shop before ordering directly from Traxxas. The Traxxas retail order department exists primarily as a service to customers with limited hobby shop access. Name Address City State / Province Zip / Country Code Daytime Phone E-mail (*required for international orders) Payment q Money Order q Visa...
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Retail Order Form 1100 Klein Rd. Plano, Texas 75074 Ph: 972-265-8000 Fax: 972-265-8011 CUSTOMER NOTE: Traxxas products are sold worldwide through independent hobby shops, which are supplied by Traxxas warehouse distributors. Because pricing between these hobby shops is extremely competitive, you may be able to purchase Traxxas products at a lower price from local dealers than what we are able to offer direct from the factory (including additional shipping and handling charges). Check pricing at your local hobby shop before ordering directly from Traxxas. The Traxxas retail order department exists primarily as a service to customers with limited hobby shop access. Name Address City State / Province Zip / Country Code Daytime Phone E-mail (*required for international orders) Payment q Money Order q Visa...
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