HPI Racing Savage X 4.6 RTR Manual
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HPI Racing Savage X 4.6 RTR Manual

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Instruction Manual
En
12867-1
Savage X 4.6 RTR
En Jp

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Summary of Contents for HPI Racing Savage X 4.6 RTR

  • Page 1 Instruction Manual 12867-1 Savage X 4.6 RTR En Jp...

  • Page 2: Thank You

    Shut off engine first, then turn off receiver switch and turn off transmitter last. After running Savage X 4.6 RTR, it is necessary to perform routine maintenance. Failure to do this can result in increased wear and damage to the engine and chassis.

  • Page 3: Table Of Contents

    Contents Section Contents Page Overview Start Up Guide 2 - 1 Preparation for Running 2 - 2 HPI Roto Start System Preparation 2 - 3 Glow Plug Igniter Preparation 2 - 4 Transmitter Preparation 2 - 5 How To Control R/C Models 2 - 6 Linkage Setup 2 - 7...

  • Page 4: Overview

    Charger for Battery Pack 7.2 Volt This charger is 70332 powered by a Glow Plug Wrench standard 12V lighter socket. 74151 74318/74348 (US) This charger HPI Racing Temp Gun designed for 38704/38705 (JP) Ni-MH battery. Glow Fuel Necessary for maintenance Z950 Z164 9062 (US,EU)
  • Page 5 Chassis Details Receiver Antenna Fuel Tank Roll Bar Engine Receiver Switch Rear Gear Box Brake Wheel Nut Center Gear Box Drive Shaft Front Gear Box Radio Box Shock Wheel Hub Engine Details Glow Plug Fuel Tube Pressure Tube Fuel Tank Cap Air Filter Exhaust Pipe Fuel Tank...

  • Page 6: Start Up Guide

    Start Up Guide Please read the instructions before running. Preparation for Running Body Removal Receiver Battery 6123 7768 Attention AA Alkaline Batteries Only use alkaline batteries in the receiver. 6123 Body Pin 6123 Optional Battery For extended running, we recommend #2012 Hump Battery Pack. 2012 Hump Battery Pack For Receiver (6V 1200mAh/Ni-MH) Receiver Battery Installation...

  • Page 7: Hpi Roto Start System Preparation

    HPI Roto Start System Preparation Roto Start makes engine starting easier. You must charge the battery before use. Roto Start Details Switch Switch Cover Battery Lid Circuit Breaker Roto Start Unit If engine locks, the circuit breaker will stop the Roto Start.

  • Page 8: Glow Plug Igniter Preparation

    How to Use Roto Start Insert starter shaft into engine back plate. Press down the switch to crank the engine. If engine locks, the circuit breaker will stop the Roto Start. Remove Roto Start and check engine for flooding or damage.

  • Page 9: Transmitter Preparation

    Transmitter Preparation (HPI TF-3 AM 2ch) Battery Level Indicator Antenna AM 27MHzTransmitter Crystal (TX) Extend the antenna to the maximum Good Batteries AM Transmitter crystal (TX) AM Receiver crystal (RX) length for best performance. Low Batteries The crystal can be replaced to change frequencies. Note: You must also change receiver crystals! Do not use FM crystals Reverse Switch...

  • Page 10: How To Control R/C Models

    How To Control R/C Models Activating R/C Unit Make sure no one else is using the same radio frequency as you are using. Check the radio Turn on transmitter first, then turn on receiver. system and range before every driving session. To properly check the range, have a friend hold the R/C car with the engine off and walk to the farthest distance that you plan to operate your R/C car.

  • Page 11: Linkage Setup

    Linkage Setup Important If throttle linkage is not set up correctly the car may lose control after Trim adjusts neutral position of servo. the engine is started. Make adjustments with the engine off. Steering Trim Setup Turn steering trim to set tires in Steering trim completely centered position.

  • Page 12: Starting Engine And Break In

    Starting Engine and Break In These instructions will explain the running procedure, how to prepare the car, turn on radio equipment, start the engine, break in the engine, shut off the engine, and shut off the radio equipment. When starting the engine for the first time, you must perform the break in procedure. Make sure no one is using the same frequency.
  • Page 13 Step 5 Glow Plug and Starter Attach the glow igniter to the glow plug. Start the engine by Glow Plug Igniter Do not use the Roto Start continuously for more cranking with the Roto Start. Remove the glow igniter as soon than 5 seconds at a time.

  • Page 14: Engine Tuning After Break In

    Safe Range More Fuel = Rich 210°F ( 99°C ) 74151 Rich Fuel Mixture HPI Racing Temp Gun A slightly rich fuel mixture delivers a cooler running 190°F ( 90°C ) temperature and more lubrication but with slightly less power and longer engine life.

  • Page 15: Idle Adjustment Screw

    Fuel Mixture Tuning Tips Following the tuning steps, tune the engine until its maximum performance is reached. While a lean motor will have higher performance, it can lead to premature engine wear or failure. Use the following information to tune your engine to your driving conditions. Remember a slightly rich setting is a safer setting.

  • Page 16: Carburetor Factory Setting

    2-10 Carburetor Factory Setting (Break In Setting) Idle Adjustment Screw High Speed Needle, Idle Adjustment Screw and Low Speed Needle are designed to be set flush with the carburetor body. This makes it easy to High Speed Needle reset the carburetor to the Factory Break In Setting if needed. Attention Flush When needle is over tightened , the...

  • Page 17: Troubleshooting

    2-12 Troubleshooting If R/C car does not move or you have no control, see below. Problem Cause Solution Section Engine Does Not Start. Out of fuel. Fill the tank with fuel and prime engine. Air filter is blocked. Check air filter, clean or replace if necessary. Glow plug igniter not charged.

  • Page 18: Maintenance

    Maintenance After running you should clean the chassis and perform routine maintenance to keep the car in good running order. Necessary for Maintenance 9062 (US,EU) Needle Nosed Pliers Thread Lock Z164 9063 (JP) Grease Nitro Car Cleaner Screwdriver 39014 (JP) Oil Spray 30035 (JP)

  • Page 19: Chassis Maintenance

    Chassis Maintenance After running, clean the car and lubricate these points. Replace damaged parts, check that all the screws are tight. Oil Spray Screwdriver Brush Wheel Maintenance Wheel Removal and Installation Use 17mm glow plug wrench to remove and install wheels. Z260 PIN 2.5x12mm 87546...

  • Page 20: Air Filter Maintenance

    Air Filter Maintenance Proper Air Filter Maintenance Dirt is the biggest enemy of a nitro engine and proper air filter maintenance is one of most important factors that will affect your engines longevity. We recommend cleaning the element after every run. It is always a good habit to check the element after every run to make sure it is properly seated in the filter body and that the body is fully seated on the carburetor.

  • Page 21: Radio Maintenance

    Radio Maintenance Transmitter The crystal can be replaced to change frequencies. Do not use same frequency as other cars. Transmitter antenna must be extended. AM Transmitter crystal (TX) Battery level indicator AM Transmitter crystal (TX) AM Receiver crystal (RX) Good Batteries Do not use FM crystals.

  • Page 22: Spur Gear Maintenance

    Spur Gear Maintenance Refer to Exploded View Upper Center Gear Box Removal and Installation Screwdriver Z569 TP. Binder Head Screw M3x15mm Z569 Z581 Z578 TP. Flat Head Screw M3x12mm Z581 Z581 TP. Flat Head Screw M3x18mm Z578 Z567 Super Gear Removal and Installation Z950 Cross Wrench Z260...

  • Page 23: Speed Setup

    2 Speed Setup 2 Speed Setup You can adjust the shift point by turning the screw. Allen Wrench Z904 2.0mm Counter clockwise for earlier gear shift. Clockwise for later gear shift. Attention Always stop your engine before making adjustment. Make your adjustments in 1/4 turn increments.

  • Page 24: Engine And Fuel Tank

    Engine and Fuel Tank Maintenance Refer to Exploded View 5-1 5-4 Fuel Tank Removal and Installation Make sure the fuel tubing connections are correct. 6122 50474 Pressure Tube Fuel Tube 230mm 230mm 50474 6122 6122 Body Pin (Medium) 6899 6899 O-ring 5x8x1.5mm 6899 Engine Removal and Installation...

  • Page 25: Engine And Tuned Pipe

    Engine and Tuned Pipe Maintenance Refer to Exploded View Tuned Pipe Removal and Installation Needle Nosed Pliers 86110 Tuned Pipe 87054 Exhaust Manifold Spring 6154 87198 Air Cleaner 87049 Shaped Exhaust Gasket 87054 Tuned Pipe Assembly If you think the exhaust is too loud, you can install the included inner cone (#86112)to make it quieter.

  • Page 26: Clutch

    3-10 Clutch Maintenance Screwdriver Screwdriver Refer to Exploded View Z517 Z694 Binder Head Screw M3x8mm Washer 5x10x0.5mm 86171 B021 Metal Bushing 5x7.5x3mm Ball Bearing 5x10x4mm 87151 87151 Clutch Spring A992 17T Thread Lock Z694 B021 87151 87151 B021 86171 Z517 Proper Spur Gear Mesh.

  • Page 27: Gear Box And Differential

    3-11 Gear Box and Differential Maintenance Refer to Exploded View Bumper Holder Removal and Installation If parts are damaged, repair or replace them according to the instruction below. Rear gear box removal is same as front. 85234 85234 Differential Gear Removal and Installation If parts are damaged, repair or replace them according to the instruction below.

  • Page 28: Front And Rear Differential

    3-12 Front and Rear Differential Maintenance Refer to Exploded View Screwdriver Z164 Grease 87194 Shaft For 4 Bevel Gear Diff 4x27mm 86032 Z260 Z529 Pin 2.5x12mm Flat Head Screw M3x15mm 86827 Z260 86827 86032 86827 Z892 Washer 5x7x0.2mm B032 6811 87194 Ball Bearing 10x16x5mm 86030...

  • Page 29: Shock

    3-13 Shock Maintenance 5-3 5-4 Refer to Exploded View Needle Nosed Pliers Z950 6819 Cross Wrench Silicone O-ring P-3 Z661 Lock Nut M2.6 Z685 Washer 2.7x6.7x0.5mm 6819 85049 87058 85049 85050 Z661 85049 Z685 85050 86055 Use masking tape to protect shock shaft. Screw ball end all of the way onto the shock shaft.

  • Page 30: Servo

    3-14 Servo Maintenance Refer to Exploded View Steering Servo Screwdriver 85236 Z561 TP. Flanged Screw M3x10mm 85058 Airtronics / JR / KO / Sanwa 85058 Hitec 85237 85058 Futaba / HPI SF Hitec / Futaba / HPI SF Steering Servo Z481 80560 HPI SF-2 TP.

  • Page 31: Throttle Linkage

    3-15 Throttle Linkage Assembly Refer to Exploded View Return to section 2-6 and follow the Linkage Setup. Screwdriver 85050 86356 50mm Needle Nosed Pliers Z288 85058 85050 86356 86356 Do not overtighten. Make sure 86356 the linkage moves freely. Z515 85050 86356 86356...

  • Page 32: Engine

    3-16 NITRO STAR F4.6 ENGINE Maintenance Engine Maintenance Drain all remaining fuel from the fuel tank. Use a fully charged glow igniter and try to restart the engine to burn any remaining fuel out of the lines. After burning off the fuel, remove the glow plug and add several drops of after run oil, then crank the engine over to spread it throughout the engine.
  • Page 33 Rebuilding The Engine There comes a time when your engine just won’t provide the Allen Wrench performance it did when it was new. When that time comes a rebuild is in order. Follow the steps below to disassemble, repair Thread Lock Oil Spray and then reassemble the engine.

  • Page 34: Hpi Roto Start System

    3-17 HPI Roto Start System Caution Engine and it’s components may be damaged if the Roto Start is used continuously for more than 5 seconds. Your warranty will be void if the engine is damaged while using the Roto Start continuously for more than 5 seconds. If engine does not start after 5 seconds, please check that fuel is reaching the carburetor and check the glow plug.

  • Page 35: Option Guide

    Option Guide Engine Guard Roll Bar Removal and Installation For better engine head protection, you can install the optional engine guard. Z663 Screwdriver 85234 85239 85239 94398 Z581 Allen Wrench 85239 6123 Z903 2.5mm Z567 Z581 TP. Binder Head Screw M3x10mm Z578 Z567 Z578...

  • Page 36: Exploded View

    Exploded View Chassis Assembly 85239 85050 Z663 86356 Z288 85239 85239 85058 86356 94398 Z488 86356 85050 85058 85239 72360 86356 85050 Z526 Z561 Z526 Z561 86069 Z613 80559 Z567 Z581 87149 Z581 Z613 Z567 Z567 Z613 86079 Z567 6899 85059 Z632 85058...

  • Page 37: Transmission

    Transmission Assembly 76937 47T Z684 72131 86802 72130 86130 Z260 Z569 85052 Z569 B023 Z260 Z721 86094 86097 18/23T 86089 Z569 B023 85052 85052 86368 Z245 86369 B023 B085 Z567 94036 76924 39T Z567 Z897 87043 86087 Z260 Z235 76914 44T 86088 Z245 86092...

  • Page 38: Gear Box

    Gear Box Assembly 85059 85234 Optional body mount for high roof body. 85234 Z663 86095 Z303 85050 B085 Z303 86030 86070 Z632 85235 Z649 86048 B085 86803 86031 85235 85234 Z634 85235 86070 86826 85234 86058 Z634 Z547 Z569 86067 86059 Z569 Rear...

  • Page 39: Engine

    Engine Assembly Z663 86110 87049 86112 86061 86110 6154 86110 6154 87054 87052 Z520 6154 87199 87199 87199 87204 Z423 87204 Z421 1495 87119 87199 Z423 87118 Z224 87119 Z544 Z543 86356 Z544 86271 1420 Z663 86076 85049 87151 85049 A992 86060 6816...

  • Page 40: Parts List

    Parts List Parts Reference 94036 x3 Z741 x1 Z570 x2 Button Head Screw M2x5mm Z517 x5 Set Screw M5x5mm TP. Binder Head Screw M3x18mm Binder Head Screw M3x8mm Z280 x2 Z661 x9 Step Screw M3x19mm Z578 x3 Lock Nut M2.6 Z520 x5 TP.
  • Page 41 86145 x2 87151 Flange Pipe 3x6x10mm Z240 x1 6811 x8 Teflon Clutch Shoe Huelse C Clip 8mm O-Ring 6x9.5x2mm Tube a embase 86827 Washer 6x19x0.2mm 86171 x1 Metal Bushing 5x7.5x3mm Z243 x6 Metallager 87151 E Clip E3mm Bague bronze Clutch Spring 6816 x8 Silicone O-Ring S10 86827...
  • Page 42 86369 x1 72130 x1 86084 x1 86087 x1 Clutch Hub Stainless Steel Slipper Plate Drive Gear 32 Tooth Clutch Gear Holder With One-way 86030 x2 Bevel Gear 43 Tooth 86032 Bevel Gear 20 Tooth 86097 x1 Drive Gear 18-23 Tooth 86827 Differential Case 86032...
  • Page 43 86081 x1 Gear Shaft 6x12x78mm 86064 x4 86082 x1 Diff Shaft 14x34mm CUP JOINT 6x13x20mm 86322 x1 CUP JOINT 6x19x21mm 86088 x1 Idler Shaft 6x8x45mm 86083 x2 86065 x4 CUP JOINT 8x19mm 87058 x8 Axle 8x9x44mm Rubber Tube 3x8x10mm 86089 x1 Drive Shaft 6x71mm 87027 x1 Rubber Cap 10x11mm...
  • Page 44 87204 87204 87199 87203 87203 87203 Outer Filter Element Inner FIlter Element Air Filter End Cap Air Filter Inner Mesh Sleeve Air Filter Body Air Filter Elbow 87049 x1 Shaped Exhaust Gasket 86060 x1 86061 x1 Engine mount Exhaust header 87052 x1 86110 x1 Tuned Pipe...
  • Page 45 85048 x4 85050 x2 85058 x1 85237 x1 11 12 85236 x1 85052 x1 85235 x2 85059 x1 85238 x2 85049 x4 85234 x2 85239 x1...

  • Page 46: Parts List

    Parts List Parts # Qty Description Parts # Qty Description 3192 WARLOCK WHEEL CHROME (83x56mm) 87042 SPRING 4.9x8x7mm/WASHER 4.3x10x1.0mm(HEX HOLE) SET 4462 GT2 TIRES S COMPOUND (160x86mm) 87049 SHAPED EXHAUST GASKET (21 SIZE) 50474 SILICONE TUBE 2x5x300mm 87052 SILICONE EXHAUST COUPLING 12x18x30mm (Black) 6122 BODY PIN (MEDIUM) 87054...
  • Page 47 3192 87042 4462 87049 50474 87052 6122 87054 6123 87055 6154 87056 6163 87058 6749 87149 6811 87151 6816 87192 6819 87193 6898 87194 72130 87198 72131 87199 73961 87204 73962 87227 76914 94036 76924 A992 76937 B021 7782 B023 7786 B032 85044...
  • Page 48 85066 A993 85068 A994 85245 B045 www.hpiracing.com www.hpiracing.co.jp www.hpi-europe.com HPI Racing USA HPI Japan HPI Europe 70 Icon Street 3-22-20 Takaoka-kita, Naka-ku, 21 William Nadin Way, Swadlincote, Foothill Ranch, CA 92610 USA Hamamatsu, Shizuoka, 433-8119, JAPAN Derbyshire, DE11 0BB, UK...

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