Ofna Racing ultra mbx comp Instruction Manual Download | Manualshive

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INSTRUCTION MANUAL

Ultra MBX Comp Rev:01

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Summary of Contents for ultra mbx comp

Page 1: ...INSTRUCTION MANUAL Ultra MBX Comp Rev 01...

Page 2: ...eeds 4 four AA Ni cad batteries Alkaline type batteries will work but braking will be reduced The best is to use a 5 cell hump pack for increased voltage Recommended Option You may want to upgrade the...

Page 3: ...healthy off Fuel contains Methanol and Nitro Methane and is flammable and poisonous Glow Fuel Glow fuel is poisonous Store fuel in cool ventilated location Refer the glow fuel Glow fuel is flammable...

Page 4: ...mpresses forward and brake rods pull brake levers Full throttle arm position Spring rod pulls throttle barrel open and brake rods release pressure on brake cams IMPORTANT CHECK RADIO THROTTLE AND STEE...

Page 5: ...ge 30769 Diff Gear Large 30779 4x10mm Washer 30779 4x10mm Washer 30779 4x10mm Washer 30779 4x10mm Washer 30773 4mm Cross Pin 30773 4mm Cross Pin 30769 Diff Gear Small 30769 Diff Gear Small 30769 Diff...

Page 6: ...THE CENTER DIFFERENTIAL 30773 4x27mm Cross Pin X2 30779 2x12 8mm X2 30779 4x10mm Washer X4 30779 P5 O Ring X2 94034 Set Screw X1 Put the differential gears same as picture shown Apply diff Gear grease...

Page 7: ...35313 M3 Nylon Nut X4 X4 X4 30111 3x10mm Flat Head Hex Screw Center differential assembly ASSEMBLY OF THE SPUR GEAR 94033 M3x3 Set Screw 30171 Brake Lever 30213 Brake Cam ASSEMBLY OF THE BRAKE CAM 94...

Page 8: ...er Diff Plate 94004 3X12mm Hex Screw 30211 5x8x2 5mm Plastic Bushing 94033 M3x3 Set Screw X2 X2 94005 3X15mm Hex Screw X4 94004 3X12mm Hex Screw X4 94033 M3x3 Set Screw 30171 Brake Lever Remove the do...

Page 9: ...EARS ASSEMBLY OF THE FRONT GEAR BOX 94029 4x25mm Flat Head Hex Screw 94009 4x10mm Hex Screw 94022 3x18mm Flat Head Hex Screw 94022 3x18mm Flat Head Hex Screw 94009 4x10mm Hex Screw X2 X2 94029 4x25mm...

Page 10: ...0105 CVD Joint Assembly of the right and left hand side are the same Assembly of the right and left hand side are the same ASSEMBLY OF THE KNUCKLE ARMS ASSEMBLY OF THE KNUCKLE ARMS CVD Joint 36901 Bal...

Page 11: ...Shaft 3mm E Ring X4 36170 3mm Arm Shaft X2 2 5mm E Ring X4 3mm E Ring 3mm E Ring Assembly of the right and left hand side are the same 36170 3mm Upper Arm Shaft ASSEMBLY OF THE FRONT ARMS 36881 Front...

Page 12: ...3 Set Screw Cut the plastic as shown 36905 Caster Adjuster CLIP IN THE CASTER ADJUSTER Assembly of the right and left hand side are the same Assembly of the right and left hand side are the same ASSEM...

Page 13: ...hown in Fig 1 36730 Cap Joint 90026 5x5mm Set screw X1 5x5mm Set screw 30630 6x13x5mm Ball Bearing 30010 Gear Box 30630 6x13x5mm Ball Bearing 30130 Bevel Gear Small Step 2 Step 1 90018 3X25mm Cap Scre...

Page 14: ...Screw x2 3X18mm Screw M3 Nylon Nut M3 Nylon Nut 40065 Rear Upper arm Plastic Rod End 40065 Rear Upper arm Plastic Rod End 36055 2 5x16 8mm Pin 36082 Rear Wheel Axle Shaft 26mm ASSEMBLY OF THE REAR WH...

Page 15: ...High Position 2 Low Position 3 Bigger Angle The installing angle becomes bigger in order 1 to 3 3x8x0 8mm Washer x2 3x8mm Screw x2 3x18mm Washer 3x8mm Screw 3x8x0 8mm Washer M3x3 Set Screw 40199 Stab...

Page 16: ...Saver Spring 36740 Servo Saver Hom A 36740 Servo Saver Hom A 36700 7mm Steering Ball End 36850 7mm 36850 7mm 36700 7mm Steering Ball End 40018 4x56mm Turnbuckle 40 5mm Made two steering rods for left...

Page 17: ...t Front 4x16mm Flat Head Hex Screw 3x25mm Flat Head Hex Screw x2 Insert drive shaft into cap joint A A Center Diff Assembly Insert the front bumper before assembly 4x12mm Flat Head Hex Screw x2 4x16mm...

Page 18: ...X4 3x25mm Flat Head Hex Screw 3x10mm Flat Head Hex Screw X6 3x10mm Flat Head Hex Screw 3x10mm Flat Head Hex Screw 3x10mm Flat Head Hex Screw 3x10mm Flat Head Hex Screw Insert drive shaft into cap joi...

Page 19: ...Hex Screw 94003 3X10mm Hex Screw 94003 3X10mm Hex Screw 2X15mm Hex Screw 2X15mm Hex Screw 2X15mm Hex Screw X2 10280 Switch Cover Switch Receiver Battery 34026 Servo Washer 34026 Servo Washer 34026 Se...

Page 20: ...crew 3x10mm Flat Head Hex Screw 3X10mm Hex Screw X4 3X10mm Hex Screw 3X10mm Hex Screw 3x10mm Flat Head Hex Screw 3X12mm Hex Screw 3X12mm Hex Screw 3X12mm Hex Screw X2 40109 Fuel Tank JP 08 Fuel Tank P...

Page 21: ...Hex Screw 10769 Servo Horn Adapter X2 3X12mm Hex Screw 4x12mm Flat Head Screw X1 4x12mm Flat Head Hex Screw 32401 Plastic Ball End 30401 Plastic Ball End ASSEMBLY OF THE ENGINE ONTO CHASSIS ASSEMBLY...

Page 22: ...m Ballbearing Step3 34110 5x10x4mm Ballbearing 10400 Clutch Bell 10099 5x9x0 3mm Washer 10099 3x10mm Cap Screw 10060 Manifold 10068 Manifold Adapter 31990 Tuned Pipe 10180 Silicone Tube 10182 Nylon St...

Page 23: ...m Rod 30172 2X65mm Rod 30172 2X65mm Rod 30800 Throttle Spring 30560 Antenna Pipe 3x3mm Set Screw 10300 Alum Stopper Snap On M J 30530 Throttle Ball End X2 2X4mm Hex Screw X2 2X8mm Hex Screw M2 Nylon N...

Page 24: ...er Push 6mm ball joint into ball end 40069 Shock Spring Black 40063 Spring Holder ASSEMBLY OF THE SHOCK Fit the o ring into groove Make 2 for rear Make 2 for front Be careful not to damage shock shaft...

Page 25: ...shock plastic parts tree Take the plastic bushing from the shock plastic parts tree 3x20mm Cap Screw ASSEMBLY OF THE FRONT AND REAR SHOCK ABSORBER 3mm Nylon Nut 40056 Plastic bushshing 3x20mm Cap Scr...

Page 26: ...Plastic Washer 14150 Body Clips Drill two 7mm holes for mounting 0 5 10 15 20 25 5 10 15 20 25 Check the hole spacing on the underside Tire and Wheel assembly 15072 Blue Wheel Nut 15072 Blue Wheel Nu...

Page 27: ...Turnbuckle FRONT TOE IN AND TOE OUT SETTING TOE IN TOE OUT TOE OUT NEUTRAL POSITION Adjust the length of front steering rod to change the toe angle Making the tie rod longer will make the front tires...

Page 28: ......

Page 29: ...1 32 Br s Cor a s n hole sml 30481 3 x 20mm Hex Screw 30481 3 x 20mm Hex Screw 30481 3 x 20mm Hex Screw 30480 Engine Mount 10398 12T 10399 13T 10400 14T stock 10401 15T 10402 16T 10403 17T 10404 18T C...

Page 30: ...ake is not on Engine at idle Neutral Position Brake is on Brake Adjust Nut Braking Position Brake is not on Engine at full throttle Full Throttle Position Less Brake More Brake Tighten Loose Tighten o...

Page 31: ...he engine in the car by running the engine at a rich setting Run the car from a slow to fast speed with short bursts of speed You need to buildup a little heat in the engine but not too hot In a rich...

Page 32: ...108T CRANKSHAFT SG PULL START 25 26 75 95 52090 FM 2109 REAR BACK COVER 6 25 52091 RS 12 17 REAR BACK PLATE UNIT PULL START 24 95 52098 RS 18 19 SPRING AND PIN PULL START 3 95 52099 RS 1 11 PULL START...

Page 33: ...Check low end needle factory set Needle are not correct Check needle settings SLOWTHROTTLE Fuel pressure in tank Check pressure line to tank and lid seal RESPONSE Linkage not opening Check that throt...

Page 34: ...rong on throttle it could cause high idle Place receiver battery in car Check throttle linkage make sure when remote is on car does not go to full throttle If linkage is wrong car will run away make s...

Page 35: ...ree second pulses per attempt only If Power Adapter button is held too long you could burn out starter motor Make sure there is fuel in the tank Nitro content should be at 20 Stay with one fuel brand...

Page 36: ...BE SPECIAL YEL 5 95 10184 SILICONE JOINT EXHAUST TUBE SPECIAL BLUE 5 95 10270 CLIPS FUEL TUBING 3 95 10280 SWITCH COVER SILICONE 1 PC 3 95 10300 ALUMINUM STOPPERS W SPRING 4 95 10398 CLUTCH BELL WITH...

Page 37: ...BLADDERS 4 PCS 5 95 32235 VARIOUS PISTONS TEFLON SUPER SHOCKS 7 95 34012 Alumi Radio Post 9 95 34013 Water Proof Box NEW 11 95 34014 Front Chassis Bracer 3 95 34015 Sensor Support 2 95 34017 Air Filt...

Page 38: ...R SET 19 95 40072 SPRINGS 9 5 WHITE HARD FRONT AND REAR SET 19 95 40076 BODY FRONT SHOCK THREADED 16 95 40077 BODY REAR SHOCK THREADED 16 95 40083 WING REAR WHITE 15 95 40084 WING REAR YELLOW 15 95 40...

Page 39: ......

Page 40: ...complete or component parts are broken due to error in manufacturer contact your dealer from which you purchased the kit for replacement part or call OFNAat 949 586 2910 for your nearest dealer locati...

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