Sportwerks Mayhem Assembly And Operation Manual

Sportwerks mayhem rtr - assembly and operation manual

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Specifications:
Length:
Width:
Track:
Wheelbase:
Weight:
Gear ratio:
Sportwerks Mayhem RTR
Assembly and Operation Manual
19.4 in (492mm)
12.2 in (310mm)
Front - Adjustable 10.6–12.2 in (270–310mm)
Rear - 12.2 in (310mm)
Adjustable 12.8–13.0 in (325–330mm)
7.6 lb (3450 g)
10.86:1

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Summary of Contents for Sportwerks Mayhem

  • Page 1 Sportwerks Mayhem RTR Assembly and Operation Manual Specifications: Length: 19.4 in (492mm) Width: 12.2 in (310mm) Track: Front - Adjustable 10.6–12.2 in (270–310mm) Rear - 12.2 in (310mm) Wheelbase: Adjustable 12.8–13.0 in (325–330mm) Weight: 7.6 lb (3450 g) Gear ratio:...
  • Page 2: Introduction

    15 minutes. Also included are exploded view isometric drawings with part numbers and parts listings, helpful when disassembling your Mayhem for repair or maintenance. Setup sheets are provided in the back—one with a recommended baseline setup and a blank version that allows you to record your own settings.
  • Page 3: Table Of Contents

    Recommended Tools...............5 Steering Bellcrank ..............17 Quick Start................6 Front Suspension ..............18 Engine Starting and Break-in ..........8 Front Gearbox Mount ..............19 The Sportwerks Carburetor.............9 Center Driveshaft - Front............20 Starting the Engine..............10 Rear Suspension..............21 Adjusting the Carburetor ............11 Rear Gearbox Mount...............22 After Run Engine Maintainance ..........12 Center Driveshaft - Rear ............23...
  • Page 4: Required Equipment

    Required Equipment Additional equipment required for assembly (not included) • 6-cell 7.2 volt car pack (DYN1000 recommended) • 12 “AA” Alkaline batteries Additional item needed to operate • Glow igniter • Air filter oil • Car fuel • Fuel bottle Note: Dynamite ®...
  • Page 5: Recommended Tools

    Recommended Tools While the Mayhem ™ comes assembled and no tools are required, you’ll find the following tools helpful when maintaining your Mayhem: Recommended Tools • 1.5mm hex wrench • 2mm hex wrench • 2.5mm hex wrench • 3mm hex wrench •...
  • Page 6: Quick Start

    Quick Start Step #1 Step #2 Step #3 Install 8 “AA” batteries in the transmitter noting Open the radio box and Install 4 “AA” batteries Insert the antenna tube in the top of the radio the proper direction of each cell. in the battery holder noting the proper direction box.
  • Page 7 Check to make sure that the servos are operating the oil uniformly onto the air filter allowing it to correctly and that the carburetor closes when the saturate the foam element. throttle trigger is released. Congratulations! Your Mayhem ™ is ready to rip! Quick Start Guide Page 7...
  • Page 8: Engine Starting And Break-In

    (from the cylinder/piston wearing in) bond themselves to the plug element causing glow plug failure. We recommend the Sportwerks #3 Glow Plug (SWK8058) as the best replacement glow plug for this engine. Page 8...
  • Page 9: The Sportwerks Carburetor

    The Sportwerks Carburetor Setting the needles Starting Your Engine For The First The Sportwerks .26 engine features a slide-valve carburetor and includes three inserts of various While the needles are preset at the factory, it’s a Time diameters. These carburetor inserts are used to...
  • Page 10: Starting The Engine

    Starting the Engine Step 1 Note: Should the engine not turn over when You may find it necessary to “blip” the throttle Fill the tank with fuel the electric starter is applied, the engine on the transmitter (applying throttle on/off) while may be flooded (hydro-locked).
  • Page 11: Adjusting The Carburetor

    Adjusting the Carburetor Tuning your Engine Fine-Tuning Your Engine Tuning the Low-Speed Needle When tuning the needle valves for maximum As you gain experience, you’ll be able to tune The low-speed needle (also referred to as performance, adjust them in small increments, your engine based on the engine’s sound and the idle mixture or idle needle) should be set 1⁄16 turn at a time.
  • Page 12: After Run Engine Maintainance

    After Run Engine Maintainance After you’re finished racing for the day, it’s important to empty the fuel tanks and run the remaining fuel from the engine. Continue to try to start the engine for several seconds after it will no longer fire to ensure that all fuel is out of the engine.
  • Page 13: Brake Linkage Setup

    Brake Linkage Setup Step #3 Step #7 Although the break linkages are pre-set at he factory, it may be necessary to adjust them Be sure the ball links are snapped onto the front With the throttle at neutral, pull the front (silver if you take the vehicle apart for cleaning or and rear brake and on the carburetor.
  • Page 14: Center Differential

    Center Differential Page 14...
  • Page 15: Front/Rear Differential

    Front/Rear Differential Page 15...
  • Page 16: Front And Rear Shocks

    Front and Rear Shocks Front Shock Rear Shock Page 16...
  • Page 17: Steering Bellcrank

    Steering Bellcrank Page 17...
  • Page 18: Front Suspension

    Front Suspension 127 23 Page 18...
  • Page 19: Front Gearbox Mount

    Front Gearbox Mount 37 133 45 133 44 133 38 133 45 133 44 133 Page 19...
  • Page 20: Center Driveshaft - Front

    Center Driveshaft - Front Page 20...
  • Page 21: Rear Suspension

    Rear Suspension Page 21...
  • Page 22: Rear Gearbox Mount

    Rear Gearbox Mount Page 22...
  • Page 23: Center Driveshaft - Rear

    Center Driveshaft - Rear Page 23...
  • Page 24: Chassis

    Chassis Page 24...
  • Page 25: Radio Tray Assembly

    Radio Tray Assembly Page 25...
  • Page 26: Engine/Clutch/Air Filter

    Engine/Clutch/Air Filter 144 145 Page 26...
  • Page 27: Fuel Tank

    Fuel Tank 27 135 22 135 Page 27...
  • Page 28: Wheel And Tire Assembly

    Wheel and Tire Assembly Page 28 Page 28...
  • Page 29 Key # Stock# Description Key # Stock# Description SWK2022 3mm x 6mm Flathead Screw SWK2380 2.6mm Lock Nuts SWK2024 3mm x 8mm Flathead Screw SWK2382 3mm Lock Nuts SWK2026 3mm x 10mm Flathead Screw SWK2384 4mm Lock Nuts SWK2028 3mm x 12mm Flathead Screw SWK2392 3mm Nuts SWK2032...
  • Page 30 Adjustment collar O-ring SWK2640 Rubber Sealed Bearings 6x10x3mm Adjustment collar SWK2660 Rubber Sealed Bearings 8x16x5mm Shock O-ring SWK2701 Mayhem Buggy Body RTR (Blue) Shock shaft bushing 3.4mm SWK2740 Dish Wheels, White Shock shaft bushing 1mm SWK2840 Buggy Tires/Inserts 7mm snap ring...
  • Page 31 Key # Stock# Description Key # Stock# Description SWK3028 Rear Shock Set SWK3040 Shock Molded Parts Bag Shock bladder 1mm spring clip Washer 2.5x5mm 2mm spring clip Adjustment collar O-ring 3mm spring clip Adjustment collar 4mm spring clip Shock O-ring 5mm spring clip Shock shaft bushing 3.4mm Upper shock eyelet...
  • Page 32 Key # Stock# Description Key # Stock# Description SWK3098 Diff Housing Bag Countersunk washer Lower diff housing SWK3110 Throttle Linkage Bag Upper diff housing Threaded servo arm guide pivot Bearing support Countersunk servo arm guide pivot Center diff housing (upper) Servo horn adapter 23T Center diff housing (lower) Servo horn adapter 24T...
  • Page 33 Key # Stock# Description Key # Stock# Description SWK3114 Antenna Bag SWK3138 Caster/Camber Shim Bag Antenna Upper hinge pin bushing Antenna cap Camber shim 1mm SWK3116 Mount Bag Camber shim 1.5mm Servo mounting pads Caster shim 2mm Stand-up servo mounting pads Caster shim 2.5mm Front body mount SWK3140...
  • Page 34 Key # Stock# Description Key # Stock# Description SWK3168 17mm Wheel Nut SWK3184 Fuel Tank Assembly SWK3170 Wheel Hub Lower tank half SWK3172 Wheel Hub Pin Upper tank half SWK3173 Center Drive Cup Fuel tank lid SWK3174 Front/Rear Buggy CVD (pr) Fuel tank baffle SWK3175 Dogbone Pin...
  • Page 35 Key # Stock# Description Key # Stock# Description SWK3232 Air Filter Bag SWK3260 Electric Starter Air filter top SWK3261 Electric Starter Backplate Assembly (.21-.26) Air filter bottom Foam filter Tie wrap 3mm x 8mm phillips head screw SWK3234 Manifold/Pipe Springs SWK3236 Manifold Adapter SWK3238...
  • Page 36: Setup Sheet

    Setup Sheet Gearing: Front Shocks: Driver Clutch Bell Pistons Date Spur Gear Lap times Clutch Shoe Position Springs Track Conditions: Lower mounting position on arm: Differential Fluids: Traction: Slick Medium High Surface: Smooth Bumpy Rough Front Layout: Tight Medium Open Center Rear Front Suspension:...
  • Page 37: Setup Sheet - Stock Settings

    Rough Front 5000 Layout: Tight Medium Open Center 1000 Rear Front Suspension: Engine: 12.1 in Track/Width Sportwerks .26 Type 1.5 degrees Camber Angle SWK8058 #3 Glowplug Plug Caster Position Forward Rearward Deck Clearance -1 degree Rear Shocks: Toe In .053...
  • Page 38: Specifications And Other Information

    Maximum width - 310mm / 12.20 in Maximum height - 250mm / 9.84 in Wheelbase - 270–330mm / 10.63–12.99 in The Mayhem Comes Filled with the Following Fluids Minimum weight - 3200g / 7.05 lb Shocks - 30 wt. oil front and rear Maximum wheel diameter - 44.45mm / 1.75 in...
  • Page 39: Tuning Tips

    Rear: The fluid in the rear differential affects Changing the viscosity of the fluid in the cornering traction and overall steering. The Mayhem offers three lower rear shock differentials affects the way the car handles Lighter fluid in the rear diff gives more cornering positions and two lower front positions.
  • Page 40 © 2004 Horizon Hobby, Inc. 4105 Fieldstone Road Champaign, Illinois 61822 (877) 504-0233 www.horizonhobby.com 6607...

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