Traxxas 4104/4110 Model Vehicle User Manual
Contents
1. Check motor connections on the EZ Start motor 11 One way starter bearing slipping Remove EZ Start Clean or replace bearing page 12 12 EZ Start gears damaged Listen for excessive gear noise Replace gears motor 13 Glow plug wire loose from glow plug Crimp the connector on the glow plug wire 14 Glow plug wire damageq Replace or repair glow plug wire 15 Leaking glow plug gasket Check glow plug gasket tighten glow plug 16 Glow plug fouled or weak Check for a solid red light when the EZ start button is pressed No light indicates a completely shorted plug Replace with Traxxas 3230 or 3231 glow plugs page 10 17 Engine flooded uu uu a Clear the engine of excess fuel page 10 18 Engine overheated Allow engine to cool find cause for overheating 19 Exhaust blocked u u Clear any obstructions 20 Air cleaner plugged Clean and replace air cleaner element page 5 21 Carburetor incorrectly adjusted Readjust carburetor to factory break in settings page 5 22 High speed fuel mixture is too rich Lean the high speed mixture page 7 23 High speed fuel mixture is too lean2. Install 4 AA batteries into the battery holder Alkaline batteries should be used Place the battery holder into the battery cover with the cushioning foam Secure the battery cover to the chassis using the two body clips as shown s A lf a ANTENNA SETUP Locate the plastic tube and the antenna tip supplied in the bag with your instructions Insert the black antenna wire extending from the receiver housing into one end of the tube and push it all the way through Spray the wire with glass cleaner to make it easier to insert Insert the tube into the antenna mount in the side of the chassis Fold the remaining antenna wire over the top of the antenna tube and secure it with the vinyl antenna tip Under no circumstances should you ever cut your antenna wire lts length is specially tuned to the frequency band and cutting it could severely shorten the radio s range On the transmitter fully extend the chrome telescopic antenna RADIO SYSTEM OPERATION Your radio system was pre adjusted before it left the factory however the adjustment should be checked prior to running the truck 1 Before you ever turn your radio system on you must clear your frequency There are six different channels numbered 1 through 6 Each of the six channels is represented by a color Look at the crystal in the back of the transmitter to determine which of the channels your truck is operating on Clearing your freq
3. Richen the high speed mixture page 7 24 Low speed mixture misadjusted Fine tune the low speed mixture adjustment page 7 25 Low speed mixture too lean Richen the low speed mixture adjustment page 7 26 Low speed mixture too rich Lean the low speed mixture adjustment page 7 27 Idle speed set too low Increase idle speed page 8 28 Fuel TOW blocked Check that all fuel lines are clear with no pin hole leaks Check for dirt blockage in the carburetor fuel inlet and high speed needle seat Install inline fuel filter page 10 29 Air bubble in the fuel line Prime the engine to force the air through Check for pin hole leaks in the fuel line 30 Insufficient fuel tank pressure Replace the pressure hose between pipe and fuel tank clear blockage in the tuned pipe hose fitting check flow to and from tank Check fuel tank cap seal 31 Engine overheated Allow engine to cool find cause for overheating z Slipper clutch loose Tighten the slipper clutch page 8 33 Engine overgeared for application Use a lower gear ratio page 8 34 Engine clutch slipping Replace clutch shoes see
4. set the clutch so that it is tighter When running on dirt slightly loosen the adjusting nut to help reduce tire spin Do not allow the slipper clutch to become too loose Excess slippage is apparent when the engine sounds fast but the truck s acceleration is slug gish Excess slippage will quickly damage the slipper clutch The clutch should only slip for 1 or 2 feet from a standing start on a high traction surface such as rough concrete CENTERING YOUR SERVOS Whenever your radio system has been removed for service or cleaning the servos must be re centered prior to installing the radio system in the model If the radio system is installed in the truck disconnect the servo horns from the servos Connect the steering servo to channel 1 on your receiver and the throttle servo to channel 2 The white wire on each servo cable is positioned towards the crystal Connect the red and black cable from the battery holder to the batt terminal on the receiver The red wire is positive and the black wire is negative Place fresh AA batteries in the transmitter and turn the power switch on Slide the throttle and steering trim adjustments to to the center position Now install fresh AA batteries into the bat tery holder and turn the power switch to the on position The ser vos will automatically jump to their center positions Turn off the battery holder switch followed by the transmitter The servos are now ready to be install
5. whether direct indirect special incidental or consequential arising from the use misuse or abuse of this product and any chem ical or accessory required to operate this product The fuel is dangerous and poisonous Follow all of the direc tions and precautions on the fuel container e The fuel can look like a cool drink to a young child Keep it out of children s reach e The fuel is flammable Do not allow sparks flame or smoking in the presence of model fuel e The engine emits poisonous carbon monoxide gas Always run the model in a well ventilated area Never attempt to run the engine indoors The engine and exhaust become extremely hot during use Be careful not to touch these parts especially when refueling Do not drive the Nitro Stampede at night Never under any circumstances operate the Nitro Stampede in crowds of people The Nitro Stampede is very fast and could cause injury if allowed to collide with anyone Because the model is controlled by radio it is subject to radio interference from many sources that are beyond your control Since radio interference can cause momentary losses of radio control always allow a safety margin in all directions around the model in order to prevent collisions e The engine can be very loud If the noise makes you uncomfortable wear ear protection Be considerate of your neighbors by not running your model early in the morning or late in the evening Most impo
6. High Speed Power Loss Overheating LEAN DANGER RACING High Speed ___ EVERYDAY Optimum RUNNING for Climbing amp Low Speed SAFE RANGE Operation RICH Sluggish Performance Break In Settings FINE TUNING THE LOW SPEED MIXTURE The low speed mixture screw is located in the end of the throt tle shaft see the drawing on page 5 The low speed mixture affects the idle quality and the low end engine power and throttle response To check your low speed mixture setting perform this simple test 1 Drive the truck for several minutes until the engine is in its normal operating temperature range 2 Pull it in stop and listen to the idle speed If after a few seconds the idle speed begins to drop then lean the low speed mixture 1 8 of a turn clockwise and retest 3 Continue leaning the engine in small steps until the idle speed will stay even for at least 20 30 seconds after stopping 4 The truck should accelerate quickly from a standing start with out bogging The idle should be smooth and consistent Lean the mixture 1 8 of a turn clockwise and re test If you experi ence any stalling or hesitation when accelerating then the low speed mixture is too lean Richen it 1 8 of a turn counter clockwise and retest Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com 7 SETTING THE IDLE SPEED Now that the engine mixt
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8. camber wheel perpendicular to the ground In the rear adjust the wheels to 1 to 2 degrees of nega tive camber These adjustments should be set with the truck positioned at its normal ride height Positive camber Negative camber e SHOCKS The four shocks on Nitro Stampede have the most influence on its han dling Whenever you rebuild your shocks or make any changes to the pistons springs or oil always do it carefully and in pairs front or rear Piston head selection depends on the range of oil viscosities that you have available For example using a two hole piston with a lightweight oil will at one point give you the same dampen ing as a three hole piston with heavier oil We recommend using the two hole pistons with a range of oil viscosities from 10W to 50W available from your hobby shop The thinner viscosity oils 30W or less flow more smoothly and x are more consistent while thicker oils S provide more dampening Use only 100 pure silicone shock oil to prolong seal life PRE LOAD SPACERS The ride height for Nitro Stampede can be adiusted by adding or removing the clip on spring pre load spacers Instead of adding spacers to increase stiffness use st
9. into the carburetor Now spin the engine for 2 3 seconds with the EZ Start to circulate the oil Replace the air cleaner Never store your model with unused fuel in it Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com ADHESIVE FOAM PAD RECEIVER O S 12mm 3182 FUEL TUBE y 49 V w y 3x6MW 3x8WST SIDED TAPE x zo l k 9 LIMITED WARRANTY INFORMATION Every effort has been made in component design and material selection to make your Nitro Stampede as durable as possible Because the model is intended to be a hobby class model and operate at a much higher level of performance than a toy no war ranties can be expressed or implied relating to the longevity of the parts Parts will wear out and require replacement If any part of the model appears to be defective or incorrectly assembled when it is new before it is used it will be repaired or replaced at Traxxas dis cretion This warranty will not cover damage from wear abuse neglect crashes or water The radio system that is provided with the ready to run models is covered by separate warranty on a separate page included in your documentation package The radio system warranty does not cover water damage Due to the special nature of the TRX Pro 15 engine it is also covered by a separate warranty page provided with your model Traxxas reserves t
10. is patience The break in time will take about 1 to 1 hours During the break in period your engine may appear to malfunction with symptoms such as stalling inconsistent performance and fouled glow plugs Don t give up on it These are just break in pains that every new engine has to go through They will disappear once you get through the break in period Just keep it running and throttle on and off as smoothly as you can Sudden bursts or releases of the throttle can stall your engine Resist the temptation to tune the engine for performance and or run for extended times at wide open throttle Soon after about the fourth tank of fuel your patience will pay off with solid consistent performance DRIVING PRECAUTIONS e The radio system is not waterproof Avoid driving through puddles wet grass or mud Water could damage the electronics Do not continue to operate the Nitro Stampede with low batteries After the battery power drops below a certain point the model will continue with the last command it had from the transmitter Indications of low battery power include slow operation and sluggish servos On the transmitter a flashing red light indicates low transmitter batteries e Do not drive the Nitro Stampede at night on public streets or in large crowds of people e f the truck b mes styck do not conti 6 ontac Remove the obstruction before continuing to drive e Do not attempt to push or tow objects with
11. made to the engine at its normal operating temperature e The engine s performance depends on the fuel mixture Leaning the fuel mixture with the high speed needle turning clockwise will increase engine power up to engine s mechanical limits Leaning the fuel mixture beyond the safe allowable limits will result in poor performance and engine damage e After the fourth tank of fuel the break in process should be com plete Now its time to tune the engine for maximum power e Turn the mixture screw in clockwise 1 16 of a turn and continue driving Note any increase in speed and performance e Continue to lean the fuel mixture in 1 16 turn increments until 1 There is no longer any performance increase or 2 The engine begins to cut out at high speed or 3 The engine begins to overheat Symptoms include e Steam or smoke coming from the engine surfaces e Hesitation during acceleration as if running out of fuel e Popping or clattering sound when decelerating detonation e The idle speed will fluctuate e Any of the above symptoms indicate that the fuel mixture is past the maximum safe lean setting Turn the mixture screw back out counterclockwise the previous 1 16 of a turn to reach the optimum fuel mixture setting e Turn the mixture screw out another 1 16 of a turn for non race applications This will extend engine component life This setting will vary slightly with each engine depending upon fuel brand temperature humidity etc
12. starting your engine review the safety and driving precautions in this manual 1 Turn the radio system on transmitter then receiver Place the truck against a curb or some other immovable object to prevent it from moving forward 2 Connect the plug from the EZ Start control box into the connec tor mounted at the rear of the truck The plug is keyed so it will only insert one way Press the start button on the EZ Start to turn over the engine Do not hold for more than 5 10 seconds to start the engine Once the engine has started it may be necessary to continue to hold the start button to keep the plug lit until the engine has warmed up Note The red LED on the EZ Start will light when the start but ton is pressed This indicates that the glow plug is hot ignit ed If the LED does not light make sure that the glow plug connector blue wire is firmly attached to the glow plug If the connection is secure and the LED still does not light replace the glow plug with a Traxxas standard plug 3230 3 If the engine did not start in step 2 press the primer button 3 times and retry Continue this sequence until the engine starts BREAKING IN THE ENGINE VERY IMPORTANT CAUTION TRX ENGINES MUST BE BROKEN IN FOR MAXIMUM LIFE AND HIGHEST LEVEL OF PERFORMANCE THIS PROCESS MUST NOT BE SKIPPED A SHORTCUT HERE COULD SHORTEN THE ENGINE LIFE Once your engine is running it must be broken in The key to breaking in your engine
13. the Nitro Stampede e The model is controlled by radio t is subject to radio interfer ence from many sources beyond your control Since radio interference can cause momentary losses of control allow a safety margin around the truck in order to prevent collisions e Use common sense whenever you are driving your model Intentionally driving in an abusive and rough manner will only result in poor performance and broken parts raxxas Tor assistance 1 888 TANS 9195 265 8000 outside USA E Mail us at support Traxxas com DURING BREAK IN e Special break in fuels are not required e Drive the model on a smooth hard surface e f possible avoid running on very hot humid days e Run with the body off for extra engine cooling e Do not allow the fuel tank to run completely empty possibly leading to a burned plug An extremely low fuel level causes the fuel mixture to be too lean e Keep extra glow plugs handy The break in process because of the engine running rich can cause deposits to form on the glow plug leading to failure e Turn the mixture screw needle clockwise in to lean the mix ture and counter clockwise out to richen the mixture THE FIRST TANK OF FUEL e Drive the Nitro Stampede on a flat paved surface in an oval con figuration This will cause you to naturally vary your speed over the entire RPM range During this break in time ease in and out of the throttle slowly to avoid stalling the engine T
14. B N x x uyma OPERATING INSTRUCTIONS COVERS MODEL 4104 AND 4110 WARNING FOLLOW ALL THE INSTRUCTIONS IN THIS AND THE ACCOMPANYING MANUALS IN ORDER TO AVOID SERIOUS DAMAGE TO YOUR MODEL IF THESE INSTRUCTIONS ARE NOT FOLLOWED THE RESULTING DAMAGE WILL BE CON SIDERED ABUSE AND OR NEGLECT THEREBY RELEASING BOTH TRAXXAS AND YOUR DEALER FROM ANY FURTHER WARRANTY RESPONSIBILITY INTRODUCTION Thank you for purchasing the Traxxas Nitro Stampede This manual contains the instructions you will need to operate and maintain your Nitro Stampede Look over the manual and examine the Nitro Stampede carefully before running it f for some reason you think the Nitro Stampede is not what you wanted then do not continue any further Your hobby dealer absolutely cannot accept a Nitro Stampede for return or exchange after it has been run Please read ALL of the Operating Instructions and Precautions before attempting to drive the Nitro stampede Even if you are an experienced R C enthusiast continue reading to learn about Nitro Stampede s unique features Pay special attention to the mechani cal and safety precautions outlined in the manual If you have any questions about your new model feel free to call Traxxas technical support line toll free at 1 888 TRAXXAS 1 888 872 9927 Outside the U S call 972 613 3300 Technical support is available Monday through Friday from 8 30 AM to 5 30 PM Central Time Technical assistance is also ava
15. HROTTLE CLOSED AT IDLE OPEN STEP 5 LOW SPEED MIXTURE SETTING This screw meters the fuel at low speeds The low speed mixture screw is located in the end of the carburetor inside the throttle arm This screw controls how much fuel enters the engine at idle and low throttle This adjustment will smooth the idle and improve acceleration to mid speed Make this adjustment with the throttle closed after setting the idle To get the low speed mixture into the correct range of adjustment turn it in or out until the head of the screw is flush even with the end of the throttle arm assembly This will be the starting point for future adjustments Fine tuning the low speed mixture is described on page 7 STEP 6 PRIME THE ENGINE Primer Button LA Press the primer button built into the fuel tank several times until the fuel moves through the fuel line towards the carburetor Be sure to watch the fuel line going into the carburetor closely to see when the fuel reaches the carburetor Once it reaches the carburetor press the primer button one more time If you press the primer button too many times you will flood the engine and the EZ Start will not be able spin it over see page 10 STEP 7 SHUTTING OFF THE ENGINE Before starting the engine it is important to know how to shut it off The correct method is to pinch and hold the carburetors fuel line at idle speed until the engine dies STEP 8 START THE ENGINE Before
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18. dio system With the radio system on and working hold the truck and have a friend carry the transmitter away from you the distance you plan to run the truck Have the friend operate the controls on the transmitter to be sure that everything is working at full range IDLE SPEED SCREW HIGH SPEED MIXTURE SCREW LOW SPEED MIXTURE SCREW Note Your carburetor has been factory preset PREPARING TO RUN for break in Do not read just your carburetor settings unless you suspect a problem The following steps are for reference only fully charged 7 2 volt battery back to the EZ Start control box Plug the battery connector into the face of the control box The plug will only go in one way The high speed mixture screw controls how much fuel enters the engine during mid and high speed operation Turn the high speed mixture screw clockwise by hand until it stops Do not tighten or the needle may be damaged Now turn the mixture screw counter clockvvise 2 2 complete turns Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com 5 STEP 4 SETTING THE IDLE SPEED The idle screw regulates the throttle opening to control the idle speed The throttle opening at idle should be set as shown in the drawing The opening should be 1 to 17 millimeters at the widest point in the opening Note the engine may not idle well until it is warmed 170 1 5mm THROTTLE THROTTLE T
19. ed Be careful not to move the servo shaft when reinstalling the servo horns INSTALLING A RADIO SYSTEM Model 4104 Before installing the radio system center your servos as described in your radio system s operating instructions Note the plug on the Traxxas 4 cell battery holder is compatible with Traxxas and Futaba radio systems Some Airtronics Sanwa and Novak receivers require that the positive and negative leads in the plug be reversed Refer to your radio system s schematic to ensure that the polarity is correct The splines inside the steering servo saver and the throttle servo arm are compatible with Traxxas and Futaba servos Other brands of servos may not fit properly and require you to pur chase a compatible servo saver and servo arm The designs are an industry standard so it should not be difficult to locate identi cal parts that will fit your servos Install the radio system components and hook up the linkages as shown in the drawings on the right Route your wires neatly to prevent them from being damaged STORAGE After running your Nitro Stampede use a good after run product prior to storage The chemicals used in the fuel attract moisture and can cause moisture and corrosion to form inside the engine Drain the fuel tank start the engine and run it until all of the remaining fuel is completely used up Remove the air cleaner and place the recommended number of drops usually 6 drops of the after run oil
20. eir original settings The engine will be flooded at this point so follow the directions for relieving a flooded engine If this fails then the carburetor will need to be removed and cleaned with Traxxas Nitro Wash or denatured alcohol Do not blow on carbu retor passages or fuel lines with your mouth Fuel and solvents are extremely poisonous To prevent this from occurring again insert a fuel filter in the line between the tank and the carburetor EZ START The battery to the EZ Start must be fully charged for the best performance If the battery is weak the EZ Start may appear to be spinning the engine fast enough to start however there is not enough current to adequately light the glow plug If the EZ Start appears to spin normally but doesn t seem to catch and spin the engine adequately then inspect the one way bearing inside the starter If it becomes saturated with castor oil from the engine fuel then it will slip on the starter shaft Clean or replace the one way bearing If there is excessive gear noise then suspect broken gears inside the EZ Starter If the EZ Start motor spins freely with no gear noise then the motor pinion gear may be stripped If this occurs then the EZ Start motor assembly must be replaced The pinion gear is pressed on and not available separately 10 Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com ENGINE TROUBLESHOOTING GUIDE
21. engine repair section page 13 35 Drive system is bound Locate the bound item and repair 36 Engine excessively vvorn Repair or replace engine page 12 37 Cooling air to the head is blocked Cut ventilation holes in the body vvindshield 38 Excessive load on the engine Check for bound drivetrain 39 Broken clutch shoe spring Replace clutch shoe spring page 13 40 Loose flyvvheel Replace flywheel nut page 13 41 EZ Start motor pinion stripped Replace EZ Start motor Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com 11 A s y JO uluuld y o u uolsid y JO UOREOO y 0 yew e o H N Aqqou e sn uolelu luo wes y u p jqw sse q isnw A gu pejquessesip aie A S pue uolsid y U UAA JES e due A S pue uolsid Ci dalS Ajquiesse Buunp euo meu e UM jeyseb 0 au vejd y 189 1 L E S y pue pjdyoeq y Vi daLlS Aj quiassees uodn s uo M u UMA s yse s u veLejd yey M S1 NSE pe y Wnulwnye ulu v BION A89 s y WOI 11 SB
22. eptions will be estimated on an individual basis Be sure to include a return address and a daytime phone number MAIL OR SHIP TO TRAXXAS 1100 KLEIN ROAD PLANO TEXAS 75074 For technical assistance regarding your model call 888 TRAXXAS 872 9927 972 265 8000 outside of the U S A or E Mail Traxxas at traxxas Gairmail net For orders and other information call 972 265 8000 or fax 972 265 8011 while pressing the EZ Start button The glow plug will not light unless it is grounded against the engine Glow plugs can be damaged by particles in the combustion chamber or by running the fuel mixture excessively lean Traxxas makes 2 glow plugs The standard hot plug part 3230 is the stock replacement plug for Traxxas engines The optional heavy duty plug part 3231 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 sud den change in the fuel mixture lean and performance of your model you may have dirt lodged in the carburetor To dislodge a dirt particle in your carburetor try screwing the high and low speed needles all the way in and then back out to their original settings If the engine doesn t return to normal operation then try backing the mixture screws out and prime the engine to force fuel through the carburetor Return the mixture screws back to th
23. he goal is to simply keep the engine running e The fuel mixture setting may require slight adjustment to correct for different altitudes and temperatures To tell if the engine is running rich high volume of fuel flowing through the engine look for the following conditions 1 The engine should accelerate sluggishly 2 There should be a thick trail of blue smoke coming from the exhaust If you do not observe the conditions above then turn the high speed needle out 15 counterclockwise and retest Do not run at full speed during the first tank of fuel Do not rev the engine with the wheels off the ground High no load RPMs can damage the engine usually resulting ina broken connecting rod At the end of the first tank of fuel stop the engine and allow it to cool for 5 10 minutes before proceeding TANKS TWO FOUR Rich setting Tank 1 2 7 turns out 15 Tank 2 15 Tank 3 15 Tank 4 Slightly rich Top speed testing This amount will vary on each engine Correct setting Performance at 90 Maximum lean position 2 turns out Turn the high speed mixture screw clockwise 15 and run through the second tank of fuel Repeat this process for the third and fourth tanks of fuel Important Do not lean the high speed mixture less than 2 turns out from closed see illustration Also be sure to allow the engine to cool between each run TANK FIVE AND BEYOND e All final tuning adjustments must be
24. he right to make changes modifications and improvements to this product without notification and which may not be reflected in these documents Upgrades and improvements are not necessarily retroactive Traxxas may not provide improved or updated components free of charge for models built prior to any change in specification ENGINE TROUBLE SHOOTING The troubleshooting guide on the following page has been pro vided to help you in diagnosing and repairing common engine problems Most difficulties with engines can be traced back to problems with adjustment fuel quality dirt blockage or common parts that wear with everyday use FLOODED ENGINE The engine can become flooded if it is primed too many times during the course of a routine start up When the engine is flooded the EZ Starter cannot turn the engine and it will appear to be locked Use the following procedure to clear a flooded engine Remove the blue glow plug wire e Remove the glow plug with a 5 16 nut driver e Plug in the EZ Start and turn the truck upside down e Push the EZ Start button for several seconds to clear the excess fuel from the combustion chamber e Turn the truck over and re install the glow plug with gasket e Reconnect the blue glow plug wire e Remove one of the motor wires from the EZ Start motor e Push the EZ Start button for several seconds This lights the glow plug and burns off any remaining fuel e Reconnect the EZ Start motor Do not prime
25. iffer springs Adjust the ride height so that the suspension arms are slightly above being parallel to the ground Observe how Nitro Stampede han dles in turns If it is picking up the inside rear wheel in hard turns then stiffen the front suspension If it picking up the inside front wheel in hard turns then stiffen the rear suspension Proper set up will add stability and help prevent roll overs GEAR RATIOS A unique Nitro Stampede feature is the ability to change the gear ratios The final drive ratio of the gearbox is 3 75 to 1 Use the following formula to calculate the overall ratio Number of Spur gear teeth aX 3 75 Final drive ratio Number of Clutch bell gear teeth Nitro Stampede comes with a 66 tooth spur gear and an 18 tooth pinion clutch bell gear This combination will provide the best overall acceleration and top speed If you want more accel eration and less top speed then use a smaller clutch bell gear fewer teeth For more top speed use a larger clutch bell gear e ADJUSTING THE SLIPPER CLUTCH The Nitro Stampede is equipped with an adjustable slipper clutch which is built into the large spur gear The purpose of the slipper clutch is to regulate the amount of power sent to the rear wheels in order to prevent rear tire spin It also reduces the shock transferred to the drive components when the truck is jumped When it slips the slipper clutch makes a high pitch chirping noise which you may be able to hea
26. ilable through our website at www traxxas com E mail us at traxxas airmail net We hope that you will enjoy many hours of fun with your new Nitro Stampede FUEL CAUTION ALWAYS FOLLOW THE PRECAUTIONS PRINTED ON THE CONTAINER OF FUEL KEEP IT AWAY FROM FLAMES AND CHILDREN THE MIXTURE IS FLAMMABLE AND POISONOUS Fuel is the most critical component for making your engine perform properly Improper fuels will cause hard starting poor performance and excessive wear on the engine For the best performance from your TRX Pro 15 engine use Traxxas Top Fuel M Traxxas Top Fuel is the only model engine racing fuel which exceeds all of the Traxxas engine warranty requirements is specially formulated to resist heat and is guaranteed to pro vide the best performance and longest life from your Traxxas engine Traxxas cannot guarantee the quality and consistency of other manufacturers fuels If Traxxas Top Fuel is not available from your hobby dealer the fuels listed below have been tested by Traxxas and determined to be satisfactory for use in the TRX Pro 15 Dynamite Blue Thunder Power Master Formula 16 Byron s Originals Race 1000 2000 Morgan s Omega Omega fuel is an airplane fuel which may be used The higher oil content however will not deliver the same performance and tuning ease as a good special purpose car fuel Some fuels are capable of destroying your TRX Pro 15 engine lf you must use a fuel othe
27. lyoLew pe udeo 0 X PAOWA O X U SN V d3LS AEM 9U JO INO 55 buLlA yes Z4 u JUNOW v punos6 y SAOWA O I AHD LULUG Z e sn d31S inss id s pe q ISNeYXS y WO pue JOU JOJAINGUeD y WO f n y SAOWAY nid v woz niq y 6nidun dalS pe ypuno wwgxe 1u y Buiaowsas Aq xoqieeb 1 51S Z24 SAOWSY HE1S Z4 y Wo1 0 4 pue y JOBUUODSIG l d41S 3NISN3 AHL ONIGTINGSY 10 UNJ J9Ye YM qn pue joYyooye pain juBnoiou sul osye uid SIUM y UO USI jod pinbi v pue wededpues 146 0021 v SN ve 4415 O UNJ J9YWe UM aqn 002 6 pain JO USE AA OJIN sexxedy UUM Aqu nolou sul AUIUS YJOOWS 4 10 e o peuinof yeysyueio y nq o ysiod jeyew pinbi Aq D MO OL sayoyesos oS5 Jins y SAOWAS 0 JBdedpues 1146 0021 IEulnol yeys ay Sulusilod Aq pos Buno uuo5 ued noA pol Bulosuu0d mou e ullle sul lol q 22 4315 908 BU UO 1 1 JO SdoJp OM JO uo US pue ouoo e peinyeusp UMA Weyl Sulusnil Aq sBuue q y ue o sBuue q y SAOWS ydw ye 104 op sewep 10 SUING J
28. moves left then switch the steering servo reversing switch to correct the servo direction You may need to adjust the corresponding trim control after moving the servo reversing switch 25 Se See RSS ea a et lt d m v 7 4 Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com NEVER TURN THE TRANSMITTER OR RECEIVER OFF STARTING THE ENGINE WHILE THE ENGINE IS RUNNING THE MODEL COULD RUN OUT OF CONTROL The on off switch only turns STEP 1 INSTALL THE AIR FILTER Remove the protective cap from the carburetor air intake Install the rubber air filter base and pre lubed foam element onto the car 4 With the front wheels off the ground operate the steering control buretor intake The foam air filter element may be cleaned and on the transmitter channel 1 Check for rapid operation of the reused Always be sure the filter element is oiled properly steering servo and that the steering mechanism is not loose or before running the engine For the best binding If the servo operates slowly check for weak batteries filtration use the type of oil made for foam Turn the steering trim control on the transmitter to adjust the air filters It should be available locally from servo so that the front wheels are pointing straight ahead Check motorcycle shops and small engine repair to be sure that the wheels do not turn more in one direction than shops Lightweight moto
29. o rlslrl slal lmlulsl lulml lml ES uns bt onine Engin sats Teli a7 z aoj Engin sluggish poor 3 6 16 is 21 24 26 22 32 3 as as 137 egnens fa 4 s zi 2 2 zi s ir s 8 _ Emre cokeshestatesatsead T z s zr iz 26 s io 2 l ri Emine tals under ard soran T 2 ts zi zi a5 s er s Emesene 7 Enes iri nomad ang 2 3 s 1 SOUP OPTUS uu uu u arainn Fill fuel tank 2 Fuel level is loW Refill fuel tank 3 Improper or contaminated fuel Replace fuel 4 Excessive nitro in the fuel Use fuel with a lower nitro content page 2 5 Incorrect oil content in the fuel Switch to a recommended brand of fuel page 2 6 Poor Quality fuel Switch to a recommended brand of fuel page 2 7 Engine not primed Prime engine page 6 8 EZ Start battery not charged Use a freshly charged battery page 3 9 HEHZ Start ground wire yellow faulty Clean tighten or replace ground wire page 12 10 EZ Start Motor wire loose
30. o CRYSTALS the one marked with the lower number 455 MHZ lower must be inserted in the RECEIVER CLEARING YOUR FREQUENCY CLEARING your frequency means checking to be sure no one else in the area is operating on the same CHANNEL You should always do this before operating your model NICAD Ni Cd These terms stand for rechargeable nickel cadmium batteries These batteries are most economical and can be recharged up to 500 times NEUTRAL POSITION The NEUTRAL POSITION is the standing position that the SERVOS seek when the TRANSMITTER controls are at neutral TRIM TRIM is the fine tuning adjustment of the NEUTRAL POSITION of the SERVOS This adjustment is made by turning the throttle and steering trim knobs on the face of the TRANSMITTER RED POSITIVE BLACK NEGATIVE YJ _ U 2 CELL BATTERY HOLDER PART 3170 S CHANNEL 2 THROTTLE SERVO CHANNEL 1 CHANNEL 2 BATTERY WIRE COLORS BLACK CHANNEL 1 STEERING RED C_I WHITE SERVO INSTALLING TRANSMITTER BATTERIES Install 8 AA batteries into the bottom of the transmitter as shown in the drawing Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com 3 INSTALLING RECEIVER BATTERIES The receiver battery holder is located underneath the bat tery cover Remove the battery cover by removing the two body clips from the posts on both sides of the battery holder
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32. q 4 USEM 3 1 4 p iesu X N y Ul UMOUS SE S OUS Uni y 2154 S d41S nu v 9114 YUM ul duo jeyoos deep wwo p YUM nu s ldepe uolnio v VISU OU 21541 IXON HEUSNYUE y 1 P l A Q dildS y 6154 VE dalS DuLE q eq 194 0 y Ile1SUl pue y m 26 4415 56 eq ww L xG s nb y iym l q yN 1 8 ue UM yools S U102 p duus S e f il q y n v JO pis uo olul Hunesq ileq zis ayelidosdde y jesul CE 4415 oe SMOJOS y Ile Inun UH NEd 59010 959110 Ul S JUSWAIOU EWS u 5 y u uB 5 pe ude2 u yeyse6 le dy5oeq meu e pue ajyejdyoeq y 615019 LE 4415 r a x J 7 4 NOLLV LOH 3903 ONIGVAT MO HE uid euino WeysyUeIO v YIM yeys 1 418 S y Ul YOIOU v uBilv yeys 19 y e SUIDY 0 4315 SM OS y ye jun ssoJo ssud Ul 614 PUUS ul SMOIOS y u 1uB SA 19S pe ydeo x Sulsn pe y y 61801 19 96 uly uo pue yolu uo sn Pe
33. r oil or after run in the other oil may also be substituted When the ele ment gets dirty clean it with dish soap and rinse Next saturate it with oil and then squeeze out the excess oil For extremely dusty conditions special two or three stage pre lubed filters are available from Traxxas Part 4062 and 4063 STEP 2 FILL THE FUEL TANK Use a small fuel bottle or bulb to put fuel into the tank Only fill the tank to the bottom of the fill neck The Nitro Stampede can be carefully refueled while the engine is running N Wheels pointing straight ahead 5 Operate the throttle trigger on the transmitter to ensure that STEP 3 HIGH SPEED MIXTURE SETTING the throttle servo is operating properly When the servo is in the neutral position the carburetor should be in its idle position you will adjust the engine idle speed later When the throttle trigger is pulled all of the way the carburetor should be in the fully open position When the throttle lever is pushed forward the brake should be locked and the throttle should not close any further than when at idle a 2 HIGHSPEED AN NEEDLE iiia III uuum Ko AIR INTAKE FUEL INLET RANGE TEST THE RADIO There are many things such as buildings power lines radio transmitters etc which can adversely affect the performance of your radio system To make sure you do not have a runaway model range test the ra
34. r over the engine MAINTENANCE 1 Check the wheels and steering for binding Check the operation of the shock absorbers 2 Check the wiring for any frayed wires or loose connections including the wires on the EZ Start quick connector Fraying or melting of the blue wire on your EZ Start system can cause your glow plugs to immediately short out 3 Check the tightness of the grub screws in the collars on the throttle and steering linkages 4 Check the air filter for proper mounting and filtration 5 Check the mounting of the receiver and servos 6 Check the tightness of the wheel nuts with a wrench 7 Check the fuel tank and all hoses for signs of leaks 8 Check the operation of the radio system especially the condition of the batteries 9 Check the exhaust system for leaks cracks or tears Do not run the model if there are any exhaust leaks 10 Use Traxxas Nitro Wash spray cleaner to keep the model clean of accumulated dirt and oil Do not spray any radio components with Nitro Wash Do not spray Nitro Wash into a dirty air filter while it is installed on the engine 11 The steering servo saver will wear out over time If the steering becomes loose the servo saver should be replaced 8 Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com noise Use a 5mm wrench to turn the nut in until it stops Now turn the nut back out one half turn When running on pavement
35. r than those listed contact TRAXXAS first at 1 888 TRAXXAS to find out if the fuel is safe for use with TRX engines FUEL BOTTLE CAUTION ALWAYS FOLLOW THE PRECAUTIONS PRINTED ON THE CONTAINER OF FUEL KEEP IT AWAY FROM FLAMES AND CHILDREN THE MIXTURE IS FLAMMABLE AND POISONOUS Fuel is usually purchased by the gallon or quart so a smaller bottle with a dispensing tube is required to fill the fuel tank The fuel tank in the Nitro Stampede has a capacity of 75cc The fuel bottle should always capped to prevent the fuel from evaporating and becom ing contaminated with debris or moisture The alcohol and nitro contents of the fuel will evapo O rate thus upsetting the fuel balance and spoiling L X the fuel Do not use old or dirty fuel Traxxas 5001 Fuel Bottle ee PERSONAL SAFETY PRECAUTIONS Every precaution outlined in this manual needs to be followed to help ensure safe operation Operate your model sensibly and with care and it will be exciting safe and fun for you and your spectators Failure to operate your model in a safe and responsi ble manner could result in property damage and serious injury You alone must see to it that the instructions are followed and the precautions are adhered to The Nitro Stampede is not intended for use by children without the supervision of a responsible adult Traxxas Corporation shall not be liable for any loss or damages
36. rtantly use good common sense at all times Contact Traxxas for assistance 1 888 TRAXXAS 972 265 8000 outside USA E Mail us at support Traxxas com 7 22 BATTERY PACK AND CHARGER The EZ Start electric starter requires a 7 2 volt rechargeable nicad battery pack The battery pack straps to the bottom aul of the EZ Start M control box vvith WY the supplied tie wraps The battery pack must be fully charged in order to start the engine It can be recharged with an overnight wall charger a peak detecting charger or a 15 minute quick charger All are available from a hobby dealer OTHER REQUIRED EQUIPMENT To operate the Nitro Stampede you will need these additional items All of these items should be available from your hobby shop 1 AA size batteries for your transmitter 8 and receiver 4 2 Small phillips head and flat screvvdrivers for adiustments 3 After run oil to protect the engine from corrosion 4 Spare glow plugs standard plug Traxxas part 3230 or heavy duty plug Traxxas part 3231 In line fuel filter recommended Spare fuel line recommended Do THE TG RADIO SYSTEM The Nitro Stampede Model 4110 is equipped with the 2 channel TQ radio system The following radio system terms will be used throughout the rest of these operating instructions TWO CHANNEL RADIO SYSTEM The radio system in your model consists of the RECEIVER the TRANSMITTER and the SERVOS It has two channel
37. s one to operate the throttle and one to operate the steering Antenna Throttle Neutral Adjust Steering Wheel Throttle Trim Steering Trim Throttle Trigger Power Switch Battery Compartment Servo Reversing Switches Steering R Throttle L CH 1 CH 2 Power Indicator TRANSMITTER The TRANSMITTER is the hand held radio unit which sends throttle and steering instructions to the model RECEIVER The RECEIVER is the radio unit inside the model which receives signals from the TRANSMITTER and relays them to the SERVOS SERVO The SERVOS are the small motor units in the model which operate the steering and throttle mechanisms FREQUENCY BAND The FREQUENCY band is the radio frequency that the transmitter uses to send signals to the model All Traxxas RTR models operate on a 27 MHZ FREQUENCY BAND CHANNEL The 27 MHZ FREQUENCY BAND is divided into 6 CHANNELS so that up to six cars can be operated simultaneously These CHANNELS are referred to by their number and flag color The chart below lists the channels and their flag colors 27MHZ FLAG COLOR CH TRAXXAS PART 26 995 BROWN 1 2031 27 045 RED 2 2032 27 095 ORANGE 3 2033 27 145 YELLOW 4 2034 27 195 GREEN 5 2035 27 255 BLUE 6 2036 CRYSTAL X TAL The CRYSTAL is the plug in device that determines which channel the RADIO SYSTEM will operate on For each CHANNEL there are two CRYSTALS one for the RECEIVER and one for the TRANSMITTER Of those tw
38. the engine Partially open the throttle and press the EZ Start button The engine should start immediately GLOW PLUGS The glow plug in your engine is a consumable item which must be replaced periodically to maintain peak performance and starting ease To test for a leaking glow plug place a few drops of fuel around the the base of the glow plug when the engine is cool With the engine running look for bubbles around the glow plug If the gasket is leaking tighten the plug or replace the gas ket The EZ Start control box has an LED which lights to indicate the condition of the glow plug If the LED does not light when the button is pressed then the glow plug element is broken However glow plug performance can deteriorate significantly before the element actually burns in two The only sure way to test for a faulty glow plug is to replace it with a new one to see if the problem goes away You can view the glow plug element by removing it and touching it against the engine head TO OBTAIN WARRANTY SERVICE If it has been determined that your model is somehow defective return it to Traxxas with a note describing the problem and a copy of the purchase receipt or invoice Do not return to Traxxas without first speaking with a service technician toll free at 1 888 TRAXXAS Drain all fuel and remove all batteries Remember that the warranty only covers brand new products which are defective right out of the box All other service or exc
39. uency means checking to be sure that no one else in the area is operating on the same channel 2 TIP Always turn the transmitter on first and off last This will prevent the model from receiving stray signals and run ning out of control Slide the transmitter switch to the on position A steady red light should illuminate A flashing red light indicates weak bat teries VVeak batteries will limit the range of the radio signal between your transmitter and receiver Loss of the radio signal can cause you to lose control of the truck 3 Turn the truck on The switch is located on the chassis The ser vos should jump and move to their idle neutral positions i RADIO SYSTEM ADJUSTMENTS THROTTLE NEUTRAL ADJUST The throttle neutral adjustment is located on the transmitter face and controls the forward and reverse travel of the throttle trigger There are two settings 50 50 which allows equal travel for both forward and brake and 70 30 which allows more travel for throttle and less for brake Change the adjustment by press ing the button and sliding it to the desired position 70 30 is the recommended setting while running the Nitro Stampede e SERVO REVERSING SWITCHES On the front of the transmitter there are two switches One for throttle and one for steering Moving the switches reverses the direction of the corresponding servos For example if you turn your steering wheel right and the model
40. ure is tuned the idle speed may be set too high Only set the idle speed when the engine is at its nor mal operating temperature Adjust the throttle trim on the transmit ter so that the brake on the truck is applied Next reset the idle speed by removing the air filter and adjusting the idle speed screw on the side of the carburetor see drawing on page 5 Turn the screw out counter clockwise to reduce the idle Re adjust the throttle trim on the transmitter as necessary so that the brake is no longer applied The idle should be set slow enough that the truck does not try to move at idle ADJUSTMENTS TOE IN Geometry and alignment specs play an important roll in your truck s handling so take the time to set them correctly Set the steering trim on your transmitter to neutral Now adjust your tie rods so that both wheels are pointing straight ahead and are par allel to each other 0 degrees toe in This will ensure the same amount of steering in both directions If you run out of adjust ment then the steering servo will have to be re centered see centering your servos on page 9 For increased stability add 1 2 degrees of toe in to each front wheel Use the turnbuck les to adjust the alignment e CAMBER The camber angle of both the front and rear wheels can be adjusted with the camber rods upper turnbuckles Use a square or right angle triangle to set the camber accurately Adjust the front wheels to 0 degrees of
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