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INSTRUCTION MANUAL

& REFERENCE GUIDE

Summary of Contents for Natrix 748

Page 1: ...INSTRUCTION MANUAL REFERENCE GUIDE ...

Page 2: ...Serpent NATRIX 748 are included in the back of this manual The exploded views show all the parts of a particular assembly step along with the Serpent part number The parts lists indicate the part number and name of each part for easy reference when ordering All information about the Serpent NATRIX 748 is accessible from the Serpent 748 product page which can be found on Serpent com and can be acce...

Page 3: ...r frequencies correspond and are not used by any other racer at the same time Check that the batteries of the transmitter and receiver are fully charged After use always check all the mechanics of the car We advise to clean the car immediately after use and inspect the parts for wear or fractures Replace when necessary Do not use water methanol thinner or other solvents to clean the car Empty the ...

Page 4: ...Locktite on this bolt Use some Locktite on this bolt Widethread M2 5x12 Tighten all screws step by step to close the differential 5x15x0 2 3 1 4 1 3 2 4 2 Use some silicone oil during assembly Use some silicone oil during assembly Fill the diff case with silicone oil till the level showed in the picture 1 1 1 3 3 1 2 2 2 ...

Page 5: ...ocktite on this bolt Use some Locktite on this bolt Widethread M2 5x12 Tighten all screws step by step to close the differential 5x15x0 2 7 1 8 1 7 2 8 2 Use some silicone oil during assembly Use some silicone oil during assembly Fill the diff case with silicone oil till the level showed in the picture 1 1 1 3 3 1 2 2 2 ...

Page 6: ...Page 6 STEP 9 STEP 10 STEP 11 Bag 1 REAR ASSEMBLY Note orientation of the inserts M3x8 M3x4 M3x8 M3x10 M3x12 3x6X3 3X5X1 1mm 1mm 1mm 1 2 ...

Page 7: ...Page 7 STEP 12 STEP 13 12 2 12 1 M3x8 M3x6 6x10x3 Flanged 6x10x3 Flanged 1 1 2 3 M3x8 Bag 2 ...

Page 8: ...Page 8 STEP 14 STEP 15 M3x12 12x18x4 12x18x4 1 1 2 Note orientation of the excenters 11 mm 15 1 15 2 STEP 16 5x8x2 5 16 1 Bag 3 ...

Page 9: ...7 R5 2 5x12 6x12x4 6x12x4 1 2 2 3 4 M3x3 M3x3 M3x3 16 2 16 3 M3x14 M3x14 Note orientation of the connectors for assembling the rear anti roll bar Note 1 Rotate the connectors 2 Put the RH M3x14 screws 1 2 2 STEP 17 ...

Page 10: ... SHIFT POINT SCREW M3x3 M3x10 M3x10 M3x3 M3x6 M3x6 1 1 2 3 2 3 5x5 5x5 NOTE Screw in all the way then unscrew 3 turns NOTE Screw in all the way then unscrew 3 turns 18 1 18 2 18 3 GEARBOX ASSEMBLY 2 5x12 1 2 STEP 18 STEP 19 R5 ...

Page 11: ...Page 11 STEP 20 STEP 21 10x15x4 10x15x4 2x10 M3x3 20 1 20 2 21 2 21 1 1 1 1 2 3 4 5 3 4 6 8 mm M3x16 M3x10 M3x6 M3x6 M3x16 Note the position in the rear camber link Bag 4 ...

Page 12: ...Page 12 STEP 22 STEP 23 STEP 24 M3x12 M3x6 M3x6 M3x4 M3x4 M3x12 1mm 1mm FRONT ASSEMBLY I Bag 5 Note Front bearing blocks are not symetric Note Front suspension brackets are not symetric ...

Page 13: ...Page 13 STEP 25 STEP 26 6X10X3 Flanged 6X10X3 Flanged M4x6 M3x6 M3x8 M3x8 2 5x12 12x8x4 12x8x4 1 1 1 2 2 3 4 4 3 Note orientation of the excenters 25 1 25 2 Bag 6 R5 R5 ...

Page 14: ...Page 14 STEP 27 STEP 28 28 1 28 2 M4x10 M3x3 M3x3 M3x3 27mm ...

Page 15: ...ge 15 STEP 29 STEP 33 Note the position of the steering servo ears Each one is in one side of the radio box NOTE Servo s wire diagram M3x10 M3x6 M2x6 M2x6 M3x16 M3x10 RADIO ASSEMBLY 1 NOT INCLUDED 2 Bag 7 ...

Page 16: ...age 16 STEP 32 STEP 33 STEP 31 Use the following servo horns with this brand of servos 23 Sanwa KO JR 24 Hitec 25 Futaba Hitec Savox M2x6 M2x6 M3x5 M3x6 M3x6 M3x6 NOT INCLUDED 10 mm M3x10 33 1 33 3 33 2 ...

Page 17: ... 3 2x7x0 5 R4 M3x8 M2 5x5 M3x8 M3x8 M3x6 M3x6 M3x6 M3x5 NOT INCLUDED NOTE Receiver s power input wire diagram NOTE For using nimh receiver bat teries it is needed to raise the fueltank 2mm adding 2mm shims between the fuel tank mountings and the radio plate Bag 8 ...

Page 18: ...Page 18 M3x10 M3x6 M3x14 5X8X2 5 Flanged 5x8x2 5 M3x10 M3x10 1 1 2 3 STEP 37 STEP 38 STEP 39 39 1 39 2 38 1 38 2 M3x6 ...

Page 19: ...Page 19 M3x6 M3x5 M3x6 M3x10 M3x10 M3x10 M3x10 4x7x2 5 4x7x2 5 STEP 40 STEP 41 40 1 40 2 M3x6 M3x5 Bag 9 ...

Page 20: ...TRAL CONFIGURATION New 748 steering blocks introduce a new setting possibility running neutral trailing or leading position STEP 42 STEP 43 STEP 44 M3x4 M3x10 3 2x7x0 5 M3x10 3 2x7x0 5 Nylock nut M3 Leading position Leading position Trailing position Trailing position LEFT SIDE RIGHT SIDE M3x10 1 2 3 44 1 Bag 10 ...

Page 21: ...Page 21 STEP 45 STEP 46 M3x3 2x10 2x10 10x15x4 10x15x4 M3x6 M3x5 44 2 45 3 1 1 1 2 2 4 3 46 1 46 2 27 2 mm ...

Page 22: ...Page 22 STEP 47 STEP 48 STEP 49 M3x8 M3x10 3 2x7x0 5 M2x10 M2x10 M3x10 M3x8 M3x6 M3x6 M3x8 M3x10 Nylock nut M3 1 2 1 1 2 2 3 Bag 11 ...

Page 23: ...down to let all airbubles escape After assembly ensure you can push the piston all the way in top of balljoint should hit the shock bottom If not re open the shock and let some oil bleed out and repeat the steps Allow some rebound on the shockshaft around 4mm is normal RCM SHOCK ASSEMBLY STEP 51 STEP 50 51 1 51 2 51 3 51 4 Nut M2 5 2 5x6x0 5 Check the default set up sheet for the correct piston to...

Page 24: ...Page 24 1 2 Insert the o ring inside the spring nut Assemble the spring nut 51 7 STEP 52 STEP 53 M3x6 M3x6 M3x6 M3x6 Assemble the spring and springcup to complete the shock 3 ...

Page 25: ... clutch Note 2 The holes in the side of the flywheel can be used to block the flywheel with short allen tool through the bottom of the chassis when the engine clutch is mounted in the car It s easier to tighten or loosen the pre load on the clutch spring that way Note the orientation of the flyweights Use the right hole for having a more aggresive clutch Screw in the adjusting nut all the way Unsc...

Page 26: ... A B 5 2mm 5 0mm IMPORTANT Install thrust bearing plates as shown M3x16 54 5 54 6 54 7 Check gap gap should be between 0 5 and 0 6 mm Use these shims to achive desired gap SETTING THE CLUTCH GAP Place small shims to remove all but a small amount of end play ADJUSTING THE END PLAY ...

Page 27: ...Page 27 STEP 55 STEP 56 M3x8 M3x8 M4x10 Flanged 55 1 55 2 NOT INCLUDED NOT INCLUDED NOT INCLUDED 1 2 3 Bag 14 ...

Page 28: ...Page 28 STEP 57 STEP 58 M3x6 M3x3 Nut M4 Flanged Nut M4 Flanged ...

Page 29: ...EXPLODED VIEWS and PARTS LIST Contents DIFF GEARBOX ASSEMBLY 30 REAR ASSEMBLY 31 RADIO ASSEMBLY 32 FRONT ASSEMBLY I 33 FRONT ASSEMBLY II 34 SHOCKS CLUTCH ASSEMBLY 35 FINAL ASSEMBLY I 36 FINAL ASSEMBLY II 37 PARTS LIST 38 ...

Page 30: ...0116 804237 110202 804236 804237 802403 110109 804241 2 Speed gear set SL6 6 804238 804188 804176 804176 804292 804259 110443 804259 804258 110173 804188 804148 804147 804147 804147 804148 804259 804259 804258 804303 804259 110136 110443 110136 804257 Geardiff uni 1 10 GP 804259 Geardiff uni 1 10 GP revi sion set FRONT DIFF REAR DIFF ...

Page 31: ...804152 903231 110109 804140 110108 1652 804219 902138 110131 804282 801219 110303 804112 804112 110207 1314 110111 804325 1311 110116 903344 1311 804325 110119 110116 903344 804328 110304 804112 804168 804276 903330 110202 804327 110109 804285 903330 903546 903546 804326 803198 1344 110116 110208 801218 1647 903231 804146 801215 1344 903231 902138 411207 808214 804116 808214 110115 110114 804294 1...

Page 32: ...4341 804330 804321 804323 411253 411253 903565 1606 110154 411206 804321 110122 110108 110108 110108 110108 110109 110128 110124 110124 110109 1493 110122 804136 804156 804150 1311 110111 804123 901225 1312 1312 902170 110114 110128 804178 804178 902116 1602 110302 903530 903530 901255 110161 110161 110108 1650 110122 NOT INCLUDED ...

Page 33: ...10122 804117 411048 411063 804207 110112 804153 804153 802335 802335 804143 1346 804280 110120 110100 110124 110157 110108 804162 1346 110116 110116 110100 1312 110100 903231 808214 110303 110303 804113 804113 110207 804121 1320 804275 110119 804268 804130 804124 411253 110108 804324 411253 804324 110157 804337 401134 ...

Page 34: ...241 802352 110208 110208 411206 802260 801218 110116 110109 110109 808214 808214 110115 903187 804279 110109 411253 804338 110128 110108 804267 804118 110401 804332 804205 1344 1344 804320 804320 110401 903523 110402 801219 803198 ...

Page 35: ... CLUTCH GEARS 803233 Centax 3wc gear alu 16T 803234 Centax 3wc gear alu 17T 803235 Centax 3wc gear alu 18T 803236 Centax 3wc gear alu 21T 803237 Centax 3wc gear alu 22T 803238 Centax 3wc gear alu 23T 160130 160129 160129 160128 160131 160110 160130 160125 6442 909405 SHOCKS ASSEMBLY TRUE MOTION 1 10 CLUTCH ASSEMBLY sales part number Centax True Motion clutch 1 10 804250 6503 804255 802507 6582 110...

Page 36: ... 804283 1652 1652 1652 802211 804295 110108 110108 110109 110108 110208 110208 110100 110100 804306 802361 110208 802361 802361 802361 110208 1667 1667 802211 802211 804295 110109 110109 110401 110124 1652 804305 110104 110402 ...

Page 37: ...Page 37 FINAL ASSEMBLY II 110405 110169 804349 804331 110129 110129 1494 804156 1639 903231 804181 804180 1494 110108 804156 804180 NOT INCLUDED NOT INCLUDED NOT INCLUDED NOT INCLUDED ...

Page 38: ...127 Shock RCM SS shaft 2 160128 Shock RCM membrame soft 4 160129 Shock end frame RCM SS 4 4 160130 Shock spring support bushing RCM SS 4 4 160131 Shock RCM SS body alu 2 160134 Shock pistons set RCM 2x4 909405 Shock adj nut alu o ring 4 Optionals 160132 Shock bushing delrin RCM SS 4 160133 Shock shaft Tin coated RCM SS 2 804252 Pivotball 5 8mm alu coated 4 804253 Pivotball 5 8mm alu coated long 4 ...

Page 39: ...ket mount FR 748 2 804339 Radioplate mount RR lw 748 804341 Radioplate carbon 748 804349 Belt side 40S3M387 low friction 804350 Tank 75ml 748 901255 Belt tensioner shaft and nut 901255 Belt tensioner shaft and nut 901255 Belt tensioner set 902116 Cap rubber for mounting pin tank 2 902138 Trackrod M3x23 2 902170 Shaft throttle brake lever 903530 Throttle lever set 2 1 Optionals 401433 Weight set br...

Page 40: ...LUTCH SYSTEM 6582 Centax clutch nut 6583 Centax adj nut 802505 Centax 3 spring cup 802507 Centax 3 flyweights 3 803205 Centax 3 clutch shoe red 803231 Centax 3wc clutchhousing 804250 True motion clutch set 1 10 804255 Flywheel Centax True Motion 1 10 804256 Clutch support disk Centax True Motion 1 10 909516 Centax II spacer axialbearing 909520 Centax II coilspring 1 8 hard Optionals 802508 Centax ...

Page 41: ...oundhead flanged M3X6 10 110173 Screw ph countersunk widethread 2 5x12 10 110174 Screw allen countersunk M4x6 10 110175 Screw allen cilinderhead M3x40 10 110176 Screw allen cilinderhead M3x18 10 110177 Screw allen roundhead M4x12 10 110178 Screw allen cilinderhead M3x14 10 110179 Screw allen roundhead M2 5x8 10 110180 Setscrew allen M5x10 10 110181 Screw M5x10 Nut nylon black 4 4 110182 Screw alle...

Page 42: ... cap for lexan body 190535 Exhaust spring caster clip remover 190536 Wrench glowplug clutchnut 10mm long 190538 Flywheel wrench 190539 Nut driver 4 5 x 100mm MERCHANDISING 1896 Cap serpent black orange 190172 Winter jacket Serpent black orange hooded M 190173 Winter jacket Serpent black orange hooded L 190174 Winter jacket Serpent black orange hooded XL 190175 Winter jacket Serpent black orange ho...

Page 43: ...Page 43 NEWS NOTES ...

Page 44: ...www serpent com info serpent com Manual ref guide 748 62742 1 ...

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