Duratax NITRO DEMON Assembly And Operation Manual

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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 Nitro Demon 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.

ASSEMBLY AND OPERATION MANUAL

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

1610 Interstate Drive

Before Building:

DTXZ1081 For Kit DTXC0075/DTXD75**

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Summary of Contents for Duratax NITRO DEMON

Page 1 • 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 Nitro Demon for repairs covered under warranty you should send your truck to: Hobby Services...
Page 2: Table Of Contents
PARTS GUARANTEE ™ SAFETY PRECAUTIONS We have engineered the Nitro Demon to take the rough and tumble abuse that makes R/C stadium trucks fun. We are so confident of the quality and durability of the Stress-Tech When the safety precautions are followed, the Nitro Demon ™...
Page 3: Repair Service
DuraTrax maintains no responsibility for inadvertent errors in this manual. DuraTrax Nitro Starter Pack from - DTXP0200 For the Pre-Built version of the Nitro Demon, you will also need: SCREW INFORMATION • 2-channel radio with one (1) standard servo and one (1) high torque (70+ oz./in.) steering servo...
Page 4: Finishing The Rtr Version
FINISHING THE NITRO DEMON RTR VERSION (DTXD75**) ❏ 1. Remove the Nitro Demon, transmitter and parts from the box. ANTENNA INSTALLATION ❏ 4. Press the “L” shaped boot onto the bottom housing of the air filter. Using one of the included tie-straps, tightly secure the boot onto the bottom housing.
Page 5: Body
❏ 10. Turn on the transmitter using the switch on the side (see photo step 9). The red light on the side of the transmitter should light up. If there is no light on, turn the transmitter off and check to ensure that the batteries are making contact with the metal contacts in the battery holder.
Page 6: Assembly Of The Pre-Built Version
ASSEMBLY OF THE NITRO DEMON PRE-BUILT VERSION (DTXC0075) ❏ 1. Remove the Nitro Demon stadium truck from PREPARING THE RADIO SYSTEM the box. Antenna RADIO INSTALLATION Before installing the radio Transmitter system in the pre-built DuraTrax Nitro Demon read the manufacturer’s...
Page 7 ❏ ❏ 4. Use a hobby knife or diagonal cutters to remove 7. Place the high torque steering servo into the the servo mounting blocks from the radio tray. Make radio tray. Note the direction of the servo spline sure all of the flashing is removed from inside the when installing.
Page 8 ❏ ❏ 10. Install the servo horn onto the throttle servo, 13. Route the wires and connectors for the switch note the direction of the servo horn. Secure the and two servos through the hole in the radio box. Cut horn to the servo with the screw included with the a piece of foam the size of the radio box and place it radio system.
Page 9 ❏ 19. Install the receiver into the receiver box as ❏ 16. Install 4 “AA” batteries (not included) into the shown. Make sure all of the wires are out from under receiver battery holder in the configuration molded into the receiver so that it will properly fit into the radio box. the battery holder included with the radio system.
Page 10: Steering Linkage
❏ ❏ 22. Re-install the radio box back onto the chassis. 25. Install the z-bend end of the linkage rod into the Use the (8) 3x15mm flathead self tapping screws that servo horn from the bottom as shown. you removed earlier to secure the radio box back onto the chassis.
Page 11: Brake And Throttle Linkage
BRAKE AND THROTTLE LINKAGE ❏ ❏ 28. From the linkage bag remove the two remaining 31. Install the two linkage rods with the z-bends at pre-bent linkage rods with z-bends at one end, the one end of them into the two enlarged holes at the straight throttle wire, (6) 2mm rod collars, (6) 3mm set opposite end from the rod connector.
Page 12: Air Filter And Fuel Tubing Installation
AIR FILTER AND FUEL TUBING INSTALLATION ❏ 37. Locate the fuel tubing included with the kit. Cut a 6" (150mm) piece to go from the fuel tank to the carburetor and a 4" (100mm) piece to go from the fuel tank to the pressure nipple on the tuned pipe.
Page 13: Radio Adjustments
❏ 41. Soak the air cleaner element with an air filter oil, RADIO ADJUSTMENTS light machine oil, or in a pinch, shock oil (not included). Thoroughly soak the foam element and squeeze out ❏ 45. Turn on the transmitter and receiver and center the excess.
Page 14: Body
❏ 50. Remove the plastic from the outside of the body. Apply the decals to the body if desired. ❏ 48. With the transmitter and receiver still on, remove ❏ the steering servo horn. While the front wheels are 51. Remove the body clips from the parts bag. positioned straight, re-install the steering servo horn, Insert a body clip through bottom hole on each body so that the wheels remain as straight as possible.
Page 15: Breaking In The Engine
and listen to how the engine speeds up or slows down. RUNNING THE ENGINE If the engine increases its speed for about 2 or 3 seconds and then loses speed, the needle is set correctly. If the engine loses RPM quickly, it is set too Before running the engine, read the manual and watch lean and the low-speed needle needs to be opened the engine video that came with this kit.
Page 16: Engine Maintenance
How To Stop Your Engine Tanks 2-6 You may have been wondering how to stop the Turn in the needle valve (clockwise) around 1/12 turn engine. All you have to do is pinch the fuel line that from the previous setting. Run the truck back and runs to the carburetor and from the bottom of the fuel forth.
Page 17: Performance Tuning
Make sure you have a spare plug or two on mixture some and retest after a minute of running. hand every time that you run the Nitro Demon. Fuel Fuel can go bad. The main ingredient in model fuel is methanol, which is basically an alcohol.
Page 18: Maintenance Tips
Camber adjustments can be made on the • Inspect the air cleaner for a torn or damaged Nitro Demon by turning the “camber rods,” which are element. Also look for dirt in the air cleaner element the upper links on the suspension. Lengthening the and wash it if necessary.
Page 19: Engine Troubleshooting
ENGINE TROUBLESHOOTING The engine starts Does it run It should be continuously? ready to go. Is the high speed needle setting 2 to Does the engine Clear the engine Replace the Is fuel getting to 2-1/2 turns out quit when the of fuel.
Page 20 ACCESSORIES AND OPTIONAL PARTS DuraTrax Crankshaft Locking Tool Rapid Heat Glow Starter w/ Charger DuraTrax Nitro Starter Set Rapid Heat's 1500mAh Sanyo NiCd sends ® Remove your engine’s clutch safely with this This set includes everything you need to start power to a 1-3/4"...