Traxxas E-Maxx 3906 Owner'S Manual Download Page 17

The Traxxas TQ-3 Radio System

17

TQ-3 Radio System Adjustments

In addition to the electronic throttle and steering trim controls,
your radio system features throttle neutral adjustment and
servo reversing switches.

Throttle Neutral Adjustment

The throttle neutral adjustment is located on the transmitter
face and controls the forward/brake travel of the throttle
trigger. Change the adjustment by pressing the button and
sliding it to the desired position. There are two settings
available:

50/50: Allows equal travel for both acceleration and braking.
70/30: Allows more throttle travel (70%) and less 

brake travel (30%).

50/50 is the recommended setting for the E-Maxx.

Electronic Throttle Trim

The electronic throttle trim located on the face of the
transmitter adjusts the neutral (center) point of the throttle
trigger signal to the electronic speed control. This control has
been preset for you at the factory. If the motors run when the
truck (EVX) is switched on, then turn the throttle trim control on
the transmitter until the wheels stop. If anything more than a
slight adjustment of the throttle trim control is required, then
you should readjust your speed control. Refer to the
Adjustments section on pages 25 and 26.

Electronic Steering Trim

The electronic steering trim located on the face of the
transmitter adjusts the neutral (center) point of the steering
servo when the servo is at rest. Adjust this control to make the
model drive straight with no steering input at the wheel.

Servo Reversing Switches

On the front of the transmitter there are three switches, one for
throttle, one for steering, and one for shifting. Moving the
switches reverses the direction of the servo. For example, if you
turn your steering wheel right and the model moves left, then
switch the steering servo reversing switch to correct the servo
direction. The electronic trim may need readjustment after
moving the switches.

▼▼

CH.3

CH.2

CH.1

Channel Servo

1

Steering

2

Throttle

3

Shifting

Summary of Contents for E-Maxx 3906

Page 1: ...E Maxx Owner s Manual Model 3906...

Page 2: ...ucks com E mail support Traxxas com Entire contents 2002 Traxxas Traxxas E Maxx TQ 3 and ProGraphix are trademarks or registered trademarks of Traxxas Corporation Other brand names and marks are the p...

Page 3: ...f the Operating Instructions and Precautions before attempting to drive the E Maxx Even if you are an experienced R C enthusiast continue reading to learn about the best ways to use E Maxx s unique fe...

Page 4: ...afety or avoiding damage to your E Maxx and related components Special advice from Traxxas to make things easier and more fun Refers you to a page with a related topic Support If you have any question...

Page 5: ...The truck is very fast and could cause injury if allowed to collide with anyone Because the truck is controlled by radio it is subject to radio interference from many sources that are beyond your con...

Page 6: ...allow the E Maxx to achieve 30 MPH speeds The packs must be specially made to fit the E Maxx chassis Go to www Traxxas com 7cell to learn how to make 7 cell battery packs for the E Maxx 8 AA alkaline...

Page 7: ...nt Skid Plate rear Cross brace Shock Oil Damper Turnbuckle Transmission Bulkhead Shock Tower Body Mount Spur Gear Cover Chassis 7 Slipper Clutch Half Shaft On Off Switch Antenna Mount Shifting Servo B...

Page 8: ...ystem See page 18 Make a habit of turning the transmitter on first and off last 7 Check servo operation See page 19 Make sure the throttle steering and shifting servos are working correctly 8 Range te...

Page 9: ...ne or two drops of CA glue into the opening and release the tire Capillary action will draw the glue around the bead of the tire 3 Repeat step two at four or five points around the rim until the tire...

Page 10: ...fully pull it off the body in one continuous piece Your E Maxx decals are die cut for easy removal Use a hobby knife to lift the corner of a decal and lift it from the backing Carefully position the d...

Page 11: ...E Maxx model 3906 is equipped with the TQ 3 Radio System The TQ 3 is a 3 channel system that provides high power output up to a quarter mile and control for up to three servos The E Maxx uses two ser...

Page 12: ...al position The standing position that the servos seek when the transmitter controls are at the neutral setting NiCad Refers to rechargeable nickel cadmium batteries The most economical choice since t...

Page 13: ...batteries flashing red light to avoid losing control If the power indicator doesn t light red check the polarity of the batteries Check rechargeable batteries for a full charge CH 3 CH 2 CH 1 Thermal...

Page 14: ...oulder screw which acts as the hinge for the battery retainer Replace the shoulder screw with the supplied metal post found in your instruction manual packet 2 Install the batteries in the compartment...

Page 15: ...tube and tip in the bag with your manuals and documentation 1 Locate the black antenna wire that exits the receiver The E Maxx receiver is mounted in the front of the chassis 2 Pull the wire straight...

Page 16: ...necessary since the transmission does not use a clutch You may downshift from high to low gear at any time Often downshifting serves as effective braking The throttle must momentarily be released to a...

Page 17: ...t for you at the factory If the motors run when the truck EVX is switched on then turn the throttle trim control on the transmitter until the wheels stop If anything more than a slight adjustment of t...

Page 18: ...k batteries will limit the range of the radio signal between the receiver and the transmitter Loss of the radio signal can cause you to lose control of your E Maxx Channel 1 Brown Channel 2 Red Channe...

Page 19: ...n looking down at model the front wheels should be pointing straight ahead If the wheels are turned slightly to the left or right slowly adjust the steering trim control on the transmitter until they...

Page 20: ...and other moving parts on the E Maxx 3 Make sure your transmitter antenna is fully extended and then walk away from the model with the transmitter until you reach the farthest distance you plan to op...

Page 21: ...ow down as you approach turns and then apply strong throttle through the turns This technique will help the E Maxx grab the surface and turn sharper When jumping the E Maxx make sure to release the th...

Page 22: ...sure the same amount of steering in both directions Adjust the rear toe control links so that the rear wheels have 1 of toe in Adjusting the Camber Two pivot balls are accessible through the spokes of...

Page 23: ...asing the caster angle will cause the truck to have a tendency to understeer push in the turns This effect becomes more pronounced at higher steering angles and higher spring rates Caster is adjusted...

Page 24: ...de height for high speed cornering and flat terrain and when racing on relatively smooth tracks Increase the ride height for rougher terrain and tracks Upper Shock Mounting Positions The upper shock m...

Page 25: ...g the connectors Use stock connectors If you decide to change the battery or motor connectors only change one battery or motor connector at a time This will prevent accidentally mis wiring the speed c...

Page 26: ...e red speed control wires to motor s red positive leads Connect the black speed control wires to motor s negative leads Make sure the bullet connectors snap together securely Refer to the wiring diagr...

Page 27: ...profile Profile Description Flashes 1 Default Forward Reverse Brakes 1 2 Forward only Brakes 2 3 Forward 25 Reverse Brakes 3 6 Press the ESC SET button to select the throttle profile Each press will a...

Page 28: ...t 4943 and the tie rod ends Traxxas part 2742 Replace these components as needed to restore factory tolerances The bellcrank bushings may be replaced with 5x8mm ball bearings Traxxas part 2728 Motors...

Page 29: ...works but the motors will not run The speed control has thermally shut down Allow the speed control to cool down Use a milder motor or a smaller pinion gear Check the drive train for restrictions Chec...

Page 30: ...switch 7 11 Pinion gear 23 Pivot balls 22 Power Switch 11 ProGraphix 10 Quick Start 8 9 10 13 14 15 18 19 20 Radio interference 20 Radio System 12 19 21 29 adjustments 17 controls 16 interference 21 r...

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