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• DuraTrax
will warranty this kit for 90 days after the purchase date from defects in materials or workmanship. DuraTrax
will either repair or replace, at no charge, the incorrectly made part.
• Make sure you save the receipt or invoice you were given when you bought your model! It is your proof of purchase
and we must see it before we can honor the warranty.
• To return your Maximum ST for repairs covered under warranty you should send your truck to:
We want the building and operating of this vehicle to be a success, so BEFORE removing any parts from the parts bags
please read this manual thoroughly and watch the included video to familiarize yourself with the model. If for any reason
you think this model is not for you, return it to your dealer immediately. PLEASE NOTE: Your hobby dealer cannot accept
a return on any model after assembly has begun.
© Copyright 1998
ASSEMBLY AND OPERATION MANUAL
1610 Interstate Drive
Champaign, Illinois 61822
Attn: Service Department
Phone: (217) 398-0007 9:00 am - 5:00 pm Central Time M-F
E-mail: hobbyservices@hobbico.com
Warranty
Hobby Services
Before Building:
Printed in USA
DTXZ1046 For Kit DTXC0055/DTXD60**

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Summary of Contents for Duratrax Maximum ST

  • Page 1 • DuraTrax ™ will warranty this kit for 90 days after the purchase date from defects in materials or workmanship. DuraTrax will either repair or replace, at no charge, the incorrectly made part. • Make sure you save the receipt or invoice you were given when you bought your model! It is your proof of purchase and we must see it before we can honor the warranty.
  • Page 2: Table Of Contents

    PARTS GUARANTEE Section 11: Running the Engine ..........12 Section 12: Engine Maintenance..........13 We have engineered the Maximum ST to take the rough Section 13: Performance Tuning..........14 and tumble abuse that makes R/C trucks fun. We are so Section 14: Maintenance Tips ..........14 confident of the quality and durability of the Stress-Tech ™...
  • Page 3: Specification & Description Changes

    (All of these items are available in a Nitro Starter Pack from DuraTrax - DTXP0200). For the Pre-Built version of the Maximum ST, you will also need: SCREW INFORMATION • 2-channel radio with (2) standard servos. • (12) “AA” batteries - (4) for the receiver and (8) for the Do not use too much force when tightening self-tapping transmitter.
  • Page 4: Assembly Of The Pre-Built Version

    ASSEMBLY OF THE PRE-BUILT VERSION (DTXC0055) PREPARING THE RADIO SYSTEM Before installing the radio system in the pre-built DuraTrax Maximum ST read the Receiver manufacturer’s instructions manual and 4-AA Batteries Antenna Switch follow the instructions shown below. 1. Install the batteries in the transmitter and Receiver Battery Holder the receiver battery holders.
  • Page 5: Section 2: Assembling The Radio Tray

    the screw that came with your radio system to attach the servo arm to the steering servo.) Do not tighten the set screw on the rod connector. You will make the steering adjustments later. SECTION 2: ASSEMBLING THE RADIO TRAY ❏...
  • Page 6 ❏ ❏ Step 4. Attach the radio tray mounts as shown to the Step 7. Attach the radio tray to the radio posts with (4) chassis with (4) 3 x 8mm self-tapping screws. 3 x 8mm self-tapping screws. ❏ Step 5. Plug the steering servo, throttle servo, and switch into the receiver.
  • Page 7: Section 3: Installing The Throttle Servo

    SECTION 3: INSTALLING THE THROTTLE SERVO ❏ Step 4. Use the (4) 3 x 15mm self-tapping screws to attach the throttle servo and the mounts to the chassis. Make sure that the servo spline will be towards the rear. ❏ Step 1.
  • Page 8: Section 5: Radio Adjustments

    Install a 3 x 3mm set screw in each of the 2mm collars. Do not tighten the set screws all the way. SECTION 5: RADIO ADJUSTMENTS • Turn on the transmitter first, then the receiver. • Center the trims of the throttle and steering channels (see your radio system manual for the location of the trim ❏...
  • Page 9: Section 6: Prepare The Engine

    E) Push the throttle rod with your finger so that the carb will be nearly closed. F) Move the throttle spring next to the rod connector. G) Tighten the inner 2mm collar next to the throttle spring without compressing the spring. H) Tighten the outer collar on the throttle rod right next to the rod connector.
  • Page 10: Section 7: Installing The Body Mounts

    SECTION 7: INSTALLING THE BODY MOUNTS ❏ Step 3. Insert the body mounts through the holes in the body mount bracket. It should be 1-9/16” (39mm) from the top of the body mount to the top of the body mount bracket. ❏...
  • Page 11: Section 8: Finishing

    ❏ Step 3. Snap in place the (4) body washers onto the (4) body mounts. ❏ Step 3. Apply decals to the body if desired. For decal placement, see the photos on the box top. ❏ Step 4. Trim the body mounts under the body mount brackets.
  • Page 12: Section 10: Breaking-In The Engine

    Use fuels that are specially formulated for car and truck To insure long life and good performance from your Torq .12 engines. DuraTrax Red Alert fuel is specially formulated for engine, you MUST break-in the engine. The break-in period is buggy engines like the Torq .12.
  • Page 13: Section 12: Engine Maintenance

    Stop the engine and allow the engine to cool before the replace it. Make sure you have a spare plug or two on hand second tank. This normally takes around 10 minutes. every time that you run the Maximum ST. Tanks 2-5 Fuel Turn in the needle valve (clockwise) around 1/12 turn from the Fuel can go bad.
  • Page 14: Section 13: Performance Tuning

    3-5 seconds, the engine is within proper operating experiment some to see what oils work best for your track and temperatures. If the water boils away longer than 5 seconds, driving style. Shock springs affect the rate that the suspension the mixture is set rich which is preferable when breaking in the rebounds from a bump.
  • Page 15: Engine Trouble Shooting

    ENGINE TROUBLE SHOOTING The engine starts Does it run It should be continuously? ready to go. Is the high speed needle setting 1 to Does the engine Clear the engine Replace the Is fuel getting to 1-1/2 turns out quit when the of fuel.
  • Page 16: Recommended Accessories

    Reduce friction, drag and extend the life of your Add stability on straights and extra traction in When track conditions call for an out-of-the- Maximum ST’s parts with this ball bearing set. turns with this ribbed tire set. DTXC8000 ordinary tread, you need these special traction Includes all sizes needed to replace the bushings tires.

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