Xray XII Instruction Manual
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Xray XII Instruction Manual

Xray XII Instruction Manual

1/12 pan car
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  • Page 2: Before You Start

    Read carefully and fully understand the instructions before beginning assembly. Make sure you review this entire manual and examine all details carefully. If for some reason you decide the XII is not what you wanted or expected, do not continue any further.

  • Page 3: Symbols Used

    Book same way (here twice) movement EQUIPMENT INCLUDED TOOLS REQUIRED Diff. Grease Allen Wrench 1.5mm Allen Wrench 2.0mm Socket Driver 5.5mm XRAY Premium (HUDY #111540) (HUDY #112040) (HUDY #170055) (HUDY #106211) Silicone Oil 350cSt (#359235) TOOLS REQUIRED Pliers Scissors Side Cutters...
  • Page 4 GRAPHITE PARTS PREPARATION PREPARE ALL GRAPHITE PARTS To protect and seal edges of graphite parts, sand edges smooth and then apply CA glue. Lightly file edges of battery slots to remove sharp edges. Do not file battery slots too much, or batteries may protrude below the chassis bottom.

  • Page 5: Front Suspension

    C=5.0 - BLACK (option) 965019 #372183 C=6.0 - GREY (option) 371100 XII CHASSIS - 2.0MM GRAPHITE 372220 COMPOSITE STEERING BLOCK - LEFT 377220 FRONT UPPER PIVOT PIN 2x31MM (2) 372010 COMPOSITE FRONT UPPER ARM MOUNT - RIGHT 372280 KING PIN (2) 372020 COMPOSITE FRONT UPPER ARM MOUNT - LEFT 372290 ALU SHIM 3.2x4.8x0.5 (4)

  • Page 6: Initial Setting

    NOTE ORIENTATION 3x12 Marked “L“ Lightly tighten setscrews 5.2mm 5.2mm REACTIVE CASTER SETTING = 2.5° = 5° INITIAL SETTING = 7.5° Use same bushings in left and right sides. NOTE ORIENTATION COMPLETED ASSEMBLY COMPLETED ASSEMBLY COMPLETED ASSEMBLY CASTER CAMBER 902308 902312 901304 SH M3x8...
  • Page 7 COMPLETED ASSEMBLY The number of shims used The number of shims used affects the affects the ride height of the ride height of the car, so determine Moves car, so determine the proper the proper amount of shimming freely amount of shimming based based on your tire diameter.
  • Page 8 INITIAL SETTING FRONT BRACES 0.5mm #372080 ALU ACTIVE BRACE (option) #372085 GRAPHITE BRACE (standard) After inserting clips, carefully tighten all M3x4 setscrews so the pins will not move. Do not overtighten or you may strip the plastic. Loosen all M3x4 setscrews so you If the arm does not have can easily remove the pins.
  • Page 9 2. T-BAR ASSEMBLY 373510 960031 373060 373060 373065 371180 901305 373060 902256 903314 371180 FIBERGLASS T-BAR 1.5MM - WIDE 901305 HEX SCREW SB M3x5 (10) 373060 COMPOSITE PIVOT MOUNTS - SET 902256 HEX SCREW SH M2.5x6 (10) 373065 T-BAR PIVOTBALL - HUDY SPRING STEEL (2) 903314 HEX SCREW SFH M3x14 (10) 373510...
  • Page 10 T-BAR MOUNTING OPTION 1: T-BAR MOUNTING OPTION 2: PRO Racing with 2 Pivotballs CLUB Racing with 1 Pivotball FIBERGLASS T-BAR #371180 WIDE (standard) #371181 NARROW (option) T-BAR T-BAR 902256 902256 SH M2.5x6 SH M2.5x6...
  • Page 11 These screws are used for tweak adjustment. For more information about tweak setting follow set-up book. INITIAL SETTING Ensure free, smooth movement without excessive freeplay. 1.9mm 1.9mm Lightly tighten the screws so This is only an ESTIMATED value; there is no free play, but do not make sure that the setscrews only overtighten otherwise the balls lightly touch the chassis.

  • Page 12: Rear Suspension

    3. REAR SUSPENSION 372650 373580 901304 376300 903306 372650 903308 301159 373520 902306 902306 970048 903310 373080 373540 373030 373071 373010 373520 960031 903310 960031 373580 970048 373060 373020 371140 903310 903306 903306 301159 ALU COUNTERSUNK SHIM (4) 373080 REAR BRACE - GRAPHITE 2.0MM 901304 HEX SCREW SB M3x4 (10) 371140 GRAPHITE 2.0MM REAR POD LOWER PLATE 373520 COMPOSITE FRICTION DAMPER PAD (2)
  • Page 13 NOTE ORIENTATION 3x10 3x10 903306 903310 903310 960031 902306 903306 SFH M3x6 SFH M3x10 SFH M3x10 ALU N M3 SH M3x6 SFH M3x6...
  • Page 14 ➒ ➑ Do not fully tighten ➐ the setscrew ➏ ➎ ➍ Diff Grease (HUDY #106211) ➌ Pod damping is controlled by the amount of grease ➋ used. ➊ POD DAMPING 960031 902306 903306 970048 901304 903308 ALU N M3 SH M3x6 SFH M3x6 O 4.8x1.9...

  • Page 15: Ball Differential

    4. BALL DIFFERENTIAL 960031 375050 375030 930130 963030 930138 930138 941438 941438 375080 375080 375010 375896 375080 375090 951438 372070 3720 375090 908258 951438 375040 372070 COMPOSITE RIDE HEIGHT ADJUSTER SET (2) 908258 HEX SCREW SOCKET HEAD CAP M2.5x8 (10) 375010 REAR AXLE SHAFT - GRAPHITE 930130...
  • Page 16 Bearing Oil (HUDY #106230) Use additional shims to widen the rear track-width. Use the same shims on both sides. For initial assembly use 6.4x8.4x1mm shims. Bearing Oil (HUDY #106230) Flanged Flanged The axle must have a VERY small amount of Use these Ride Height sideplay.
  • Page 17 3.2mm 3.0mm 8.0mm 7.8mm Diff Grease (HUDY #106211) Diff Grease (HUDY #106211) NOTE ORIENTATION NOTE ORIENTATION Bearing Oil Diff Grease (HUDY #106230) This nut affects the tightness and stiffness of the (HUDY #106211) rear differential. NOTE ORIENTATION Tighten the nut gently so the diff does not slip under power, but do not overtighten or damage Bearing Oil Diff Grease...

  • Page 18: Shock Absorber

    5. SHOCK ABSORBER 378010 378010 378050 378060 378080 965015 15 971022 378030 378020 SHOCK OILS 378090 901303 #359210 100cSt (option) 378010 #359215 150cSt (option) #359220 200cSt (option) #359225 250cSt (option) 378040 #359230 300cSt (option) 378010 #359235 350cSt (standard) #359240 400cSt (option) #359245 450cSt (option) 378070...
  • Page 19 Carefully remove the shock piston from the frame, and remove all excess plastic fl ash Shock Oil Shock Oil COMPLETED ASSEMBLY 965015 971022 C 1.5 O 2x2...
  • Page 20 DEFAULT SHOCK SETTING Follow the steps below to set the shock. HALF TIGHTEN TIGHTEN FULLY 100% 350cSt 3~5x UP & DOWN ➐ Keep the shock shaft ➊ ➋ ➌ ➍ ➎ ➏ pushed in the shock body and tighten the shock cap Extend the shock shaft Move the shock shaft up and Orient the filled shock...

  • Page 21: Completed Assembly

    INITIAL SETTING Press the collar FULLY onto the end of the shock shaft and tighten the M3x3 setscrew. For initial setting, thread fully. COMPLETED ASSEMBLY DOWNSTOP ADJUSTMENT The length of the shock SHOCK absorber affects the amount of rear downstop. To adjust, thread the ball-joint on or off the threaded post on the bottom spring cap.

  • Page 22: Final Assembly

    6. FINAL ASSEMBLY 306131 NOT INCLUDED 902308 NOT INCLUDED 903305 NOT INCLUDED 376310 NOT INCLUDED 376210 372500 301159 372660 FROM SERVO 371320 309400 372650 981210 903308 372610 372660 372500 903310 NOT INCLUDED 375390 371320 309400 902308 371200 NOT INCLUDED 903310 981210 951851 960031...

  • Page 23: Initial Position

    We recommend using a micro servo for 1/12 pan cars. SERVO MOUNT SETS #376210 COMPOSITE (standard) #376215 GRAPHITE - MID-SIZE (option) #376216 GRAPHITE - MICRO (option) NOTE ORIENTATION Servo From servo (Not included) Futaba Hitec KO Propo 62mm Use the adapter that match INITIAL POSITION Left thread your servo.
  • Page 24 NOTE ORIENTATION Note groove position NOTE ORIENTATION Note groove position 902308 981210 903310 981210 ACKERMANN SH M 3x8 P 2x10 SFH M 3x10 P 2x10...
  • Page 25 Motor PINION GEARS ALU HARDCOATED Speed controller (Not included) #305968 18T / 64P (option) (Not included) Receiver wire #305969 19T / 64P (option) #305970 20T / 64P (option) Receiver #305971 21T / 64P (option) Pinion (Not included) (Not included) #305972 22T / 64P (option) ➌...

  • Page 26: Battery Configuration

    BATTERY CONFIGURATION 1: BATTERY CONFIGURATION 2: Forward Position Rear Position INITIAL ASSEMBLY BATTERY BATTERY POSITION POSITION 903305 903305 SFH M3x5 SFH M3x5...
  • Page 27 COMPLETED ASSEMBLY Battery Pack (Not included) Front Wheels & Tires (Not included) Rear Wheels & Tires (Not included) Fibre tape Bearing Oil (HUDY #107870) (HUDY #106230) (Not included) Gently tighten the wheel nuts so the wheel turns freely, but without excessive axial play. 375390 951851 960031...
  • Page 28 5 8 1 7 0 3 9 1 0 7 0 1...

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