Xray XT4 Instruction Manual Download Page 1

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I N S T R U C T I O N M A N U A L

Summary of Contents for XT4

Page 1: ...I N S T R U C T I O N M A N U A L...

Page 2: ...to assemble the model correctly and to allow the model to reach its performance potential Exercise care when using tools and sharp instruments Take care when building as some parts may have sharp edg...

Page 3: ...l use or cover or imply how long any model cars components or electronic components will last before requiring replacement Due to the high performance level of this model car you will need to periodic...

Page 4: ...Apply grease Scale Ensure smooth non binding movement 1 1 DETAIL Apply cleaner ITEMS INCLUDED HUDY Premium Silicone Oils HUDY Premium Silicone Oils HUDY Premium Silicone Oils HUDY Premium Silicone Oi...

Page 5: ...w hudy net By offering this online version instead of including a hardcopy printed version in kits you will always be assured of having the most current updated version XRAY offers wide range of optio...

Page 6: ...64961 GEAR DIFF OUTDRIVE ADAPTER FOR 2 5MM PIN HUDY SPRING STEEL 2 364990 COMPOSITE BEVEL GEAR BUSHING 2 903258 HEX SCREW SFH M2 5x8 10 941014 BALL BEARING 10x15x4 RUBBER SEALED GREASE 2 964031 WASHER...

Page 7: ...stability TIPS FOR DIFFERENTIALS REAR DIFERENTIAL FRONT DIFERENTIAL 107865 HUDY Ultimate Digital Pocket Scale 300g 0 01g Tighten the screws equally but do NOT tighten them completely Finish tightening...

Page 8: ...80 STEEL OPTION 304931 304980 GRAPHITE OPTION CENTER DIFF SPUR GEARS 364978 78T 48 OPTION 364981 81T 48 INCLUDED 304930 COMPOSITE GEAR DIFF BEVEL SATELLITE GEARS 2 4 304980 COMPOSITE GEAR DIFF CROSS P...

Page 9: ...s stability FOR CENTER DIFFERENTIAL 107865 HUDY Ultimate Digital Pocket Scale 300g 0 01g g 1 1 00 g 1250 11 00g 1 50g 12 50g Diff 100 000cSt 1 GEAR CENTER DIFFERENTIAL 902306 SH M3x6 903258 SFH M2 5x8...

Page 10: ...KHEAD BLOCK SET REAR 363083 XT4 GRAPHITE SHOCK TOWER REAR 3 5MM 365124 STEEL BEVEL DRIVE GEAR 14T 365230 DRIVE SHAFT COUPLING HUDY SPRING STEEL 365427 CENTRAL DRIVE SHAFT 105MM HUDY SPRING STEEL 36544...

Page 11: ...RIENTATION DETAIL XRAY BALL BEARINGS 359050 5x10x4 GREASE OPTION 940510 5x10x4 OIL INCLUDED 940814 8x14x4 GREASE OPTION 940815 8x14x4 OIL INCLUDED 981208 P 2x8 Bearing Oil HUDY 106230 5x10x4mm OIL Bea...

Page 12: ...NGS 359050 5x10x4 GREASE OPTION 940510 5x10x4 OIL INCLUDED 940814 8x14x4 GREASE OPTION 940815 8x14x4 OIL INCLUDED 362002 DIFF BULKHEAD BLOCK SET FRONT 362084 XT4 GRAPHITE SHOCK TOWER FRONT 3 5MM 36512...

Page 13: ...SH M3x10 NOTE ORIENTATION THREAD LOCK NOTE ORIENTATION NOTE ORIENTATION DETAIL FRONT DIFF 30 000cSt 5x10x4mm OIL 8x14x4mm OIL GRAPHITE GREASE HUDY 106210 981208 P 2x8 Bearing Oil HUDY 106230 Bearing...

Page 14: ...OSITE SET OF SERVO SHIMS 4 362003 DIFF BULKHEAD BLOCK SET REAR 362315 ECCENTRIC BUSHING SET 2 362478 ANTI ROLL BAR 1 8 MM 323112 M XT4 COMPOSITE SUSPENSION ARM REAR LOWER MEDIUM 363311 ALU REAR LOWER...

Page 15: ...amounts of adjustment using the center and outside positions of the eccentric bushings The middle position eccentric bushings allow for finer adjustment increments Example 0 RR 0 RF 2 0 RR 0 5 RF 2 5...

Page 16: ...n the 3x4 setscrew if the anti roll bar does not turn freely Step 901308 SB M3x8 901303 SB M3x3 901304 SB M3x4 902308 SH M3x8 DETAIL DETAIL DETAIL DETAIL ANTI ROLL BARS 362470 1 0mm OPTION 362471 1 1m...

Page 17: ...TRIC BUSHING SET 2 362320 ALU FRONT LOWER SUSP HOLDER REAR 7075 T6 5MM 362478 ANTI ROLL BAR 1 8 MM 367210 SUSPENSION PIVOT PIN 2 901303 HEX SCREW SB M3x3 10 901304 HEX SCREW SB M3x4 10 901308 HEX SCRE...

Page 18: ...FF 0 FR 9 0 5 FF 0 FR 9 5 1 FF 0 FR 10 9 9 5 10 The XRAY alu front lower suspension holders provide great range of adjustment for the front suspension Using different combinations of eccentric bushin...

Page 19: ...ti roll bar does not turn freely Step 3x4mm 3x3mm 3x8mm 901308 SB M3x8 901303 SB M3x3 901304 SB M3x4 902308 SH M3x8 902308 SH M3x8 DETAIL DETAIL DETAIL DETAIL ANTI ROLL BARS 362470 1 0mm OPTION 362471...

Page 20: ...2 96 0030 NUT M3 10 96 1025 WASHER S 2 5 10 96 2030 WASHER S 3x6x0 3 10 96 2031 WASHER S 3x6x0 1 10 98 0210 PIN 2x10 10 902310 902254 365230 325316 325340 941014 306219 940513 365360 362280 960030 362...

Page 21: ...UE 106222 RED XRAY BALL BEARINGS 940512 5x12x4 OIL OPTION 941015 10x15x4 OIL OPTION 940513 5x12x4 GREASE INCLUDED 941014 10x15x4 GREASE INCLUDED OPTIONAL HEX HUB EFFECTS Different offset hex hubs are...

Page 22: ...SETTING CONICAL SHIM 3x6x2mm ALU CONICAL SHIMS 362280 SILVER INCLUDED 362280 K BLACK OPTION 362280 O ORANGE OPTION 2x L R NOTE ORIENTATION 961025 S 2 5 962031 S 3x6x0 1 962030 S 3x6x0 3 902254 SH M2 5...

Page 23: ...9050 365470 327220 961025 362651 960030 902254 902312 325317 365230 362291 940513 980210 980210 362210 H 902314 362280 362652 302665 302665 902205 365240 BAG C HUBS 362210 RIGHT 9 M OPTION 362210 H RI...

Page 24: ...for rough tracks to improve stability INITIAL POSITION DETAIL HIGHER ROLL CENTER TOP SHORTER bushing 3x12 screw BOTTOM LONGER bushing 3x14 screw Recommended for smooth tracks to gain more steering DE...

Page 25: ...If the C hub does not move freely use a HUDY Arm Reamer to resize the hole ARM REAMER HUDY 107633 CONICAL SHIM 3x6x2mm NOTE ORIENTATION NOTE ORIENTATION 362280 CON SHIM 3x6x2 960030 N M3 Check for fr...

Page 26: ...02312 902310 902316 902314 HEX SCREW SH M3x14 10 902316 HEX SCREW SH M3x16 10 903308 HEX SCREW SFH M3x8 10 903310 HEX SCREW SFH M3x10 10 903314 HEX SCREW SFH M3x14 10 960030 NUT M3 10 961032 WASHER S...

Page 27: ...flex and are recommended for low traction tracks Do not fully tighten the screws during assembly Fully tighten the screws only after both front and rear suspension assemblies are mounted to the chass...

Page 28: ...3x10mm 3x10mm 3x10mm 3x14mm 3x10mm After you mount the rear suspension assembly to the chassis fully tighten all 4 screws that were previously left untightened page 25 step 2 After you mount the front...

Page 29: ...G PLATE 363241 BALL UNIVERSAL 5 75MM WITH BACKSTOP 2 902308 HEX SCREW SH M3x8 10 902310 HEX SCREW SH M3x10 10 903310 HEX SCREW SFH M3x10 10 903316 HEX SCREW SFH M3x16 10 903318 HEX SCREW SFH M3x18 10...

Page 30: ...NG NOTE ORIENTATION NOTE ORIENTATION 303125 SHIM 3x6x3 902308 SH M3x8 902310 SH M3x10 Increases steering precision and predictability and is recommended for use in high traction conditions Includes ex...

Page 31: ...ds outside NOTE ORIENTATION Adjustment block towards outside 2x 2x L R L R 303125 SHIM 3x6x3 Check for free movement Check for free movement INITIAL POSITION DETAIL view SHIM 3x6x2mm 902310 SH M3x10 3...

Page 32: ...x18 10 903308 HEX SCREW SFH M3x8 10 941015 BALL BEARING 10x15x4 RUBBER SEALED OIL 2 364901 GEAR CENTER DIFFERENTIAL SET 364023 941015 902318 364013 903308 941015 903308 903308 361175 364901 361320 361...

Page 33: ...106230 OIL NOTE ORIENTATION REARWARD WEIGHT POSITION More traction on the rear suspension increases stability of the car recommended for use on very low traction tracks TIGHTEN GENTLY 95mm 82mm 365425...

Page 34: ...34 6 SLIPPER CLUTCH ASSEMBLY 903308 SFH M3x8 902308 SH M3x8...

Page 35: ...368261 306219 306219 306219 902205 970120 363240 352460 368010 970140 368140 970080 368260 368031 368010 972031 965023 BAG PISTONS DETAIL 2 holes 1 6mm 2 holes 1 6mm 2 holes 1 7mm 2 holes 1 7mm 0 hol...

Page 36: ...body assembly O ring damage may result Always use same shim thickness on right and left side to achieve same downstop 306219 DOWNSTOP SHIMS THICKER shim used GREATER downstop is achieved IMPORTANT FR...

Page 37: ...short use 650cSt oil For the REAR shocks long use 450cSt oil Move the shock shaft up and down a few times to release the air bubbles trapped beneath the piston Orient the filled shock vertically for s...

Page 38: ...5 STEEL SCREW SHOCK PIVOT BALL WITH HEX 2 902308 HEX SCREW SH M3x8 10 902310 HEX SCREW SH M3x10 10 902312 HEX SCREW SH M3x12 10 903308 HEX SCREW SFH M3x8 10 903310 HEX SCREW SFH M3x10 10 960030 NUT M3...

Page 39: ...3 960030 N M3 NOTE ORIENTATION NOTE ORIENTATION SHOCKS For the rear shock position cut holes into the Lexan rear wing SHOCKS SHOCKS INITIAL SETTING SHOCKS MOUNTED IN FRONT OF REAR SHOCK TOWER ALTERNAT...

Page 40: ...HUDY ALU SERVO HORNS 293497 23T 293498 24T 293499 25T HUDY CLAMP ALU SERVO HORNS 293404 23T 293405 24T 293406 25T For more in corner steering and better steering response aluminum servo horns may be u...

Page 41: ...ar Adjust gear mesh Tighten the screw NOTE ORIENTATION Pinion NOT INCLUDED Loosen the screw Insert motor into the bulkhead NOTE PINIONS 365718 18T 48P 365719 19T 48P 365720 20T 48P 365721 21T 48P 3657...

Page 42: ...107871 HUDY CUT Double sided Tape HUDY 107875 NOT INCLUDED Receiver NOT INCLUDED Feed the receiver wire into the antenna tube 903310 SFH M3x10 903308 SFH M3x8 Double sided Tape HUDY 107875 NOT INCLUDE...

Page 43: ...the mounting position and location for holes and cutouts Before cutting and making holes on the WING put the unpainted wing on the wing holders to confirm the mounting position and location for holes...

Page 44: ...L R 8 FINAL ASSEMBLY Double sided Velcro tape is used to seal the body against the side guards 902310 SH M3x10 981212 P 2x12 VELCRO TAPE WITH DOUBLE SIDED TAPE Velcro tape hook side Velcro tape soft...

Page 45: ...45 960240 N M4 8 FINAL ASSEMBLY 903308 SFH M3x8 OPTIONAL ALU WING SHIMS 293561 SILVER OPTION 293561 O ORANGE OPTION Tires Inserts NOT INCLUDED...

Page 46: ...rods or shaved split loose composite upper and lower ball joints are also important BEARING MAINTENANCE Ball bearings in an off road car must be properly maintained for smooth operation and long lifes...

Page 47: ...NOTE...

Page 48: ...TeamXray TeamXray TeamXray XrayRacing TeamXrayRC XrayRacing RC AMERICA 2030 Century Center Blvd 15 Irving TX 75062 USA PHONE 214 744 2400 FAX 214 744 2401 xray rcamerica com...

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