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RJX Hobby X-TREME 50, Assembly Instructions Manual

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RJX Hobby X-TREME 50 Assembly Instructions Manual Download Page 9

A4

STEP 1-7  Front Tail Arm Assembly

USE THREADLOCK

M2x10 Countersunk Screws

M3x20 Socket Head Bolt

Joinball

Control Lever

Washer 3x5x1

Leverblock

View of the completed Assembly

CAUTION:

Do NOT over tighten  the M3x20 bolts 
to avoid breaking  the bearings.

STEP 1-8  Battery Tray Assembly

USE THREADLOCK

M3x6 Countersunk Head Bolt

Battery Tray

View of the completed Assembly from both side

Special Crossmember

Summary of Contents for X-TREME 50

Page 1: ...Overall Height Overall Wide Main Rotor Diameter Tail Rotor Diameter Gear Ratio Gross Weight 1260 mm 390 mm 210 mm 1339 mm 233 mm 8 5 1 4 7 8 5 1 5 2 Optional 3200g 3300g PLEASE READ AND UNDERSTAND THE...

Page 2: ...fly R C Helicopters It may look easy when watching an experienced pilot flying his model but perseverance and hours of practice will needed before you will be able to fly and opperate the model safely...

Page 3: ...it when replacing spare parts or upgrading Remove oil and grease then apply threadlock This applies throughout the manual Remove oil and grease then apply threadlock This applies throughout the manual...

Page 4: ...ld Three large and two small disks or arms are required 1x Servo extension 100 mm 50 Size glow engine Os 50 Hyper Ys50 50 Size Muffler for kits without Muffler Helicopter fuel 15 30 Nitro 18 23 Oil 1...

Page 5: ...e Small Nut Drivers 4 5mm 5 5mm 7mm Cutter Universal Pliers Scissors Sandpaper Ball Link Plier Metric Ruler Pitch Gauge Cyanoacrylate CA Superglue Epoxy 30 Minutes Grease Ball Link Driver Universal RC...

Page 6: ...OM OIL AND GREASE IMPORTANT Flange Without Flange Bearing IMPORTANT One end of the BB Block is machined with a flange to retain the Bearing Assemble it as shown in the diagramm below With Flange facin...

Page 7: ...one way bearing to ensure smooth opperation Don t fix the four M3x6 bolts before having all four in place IMPORTANT Check the correct side for installing the Drive Gears See in the picture above USE...

Page 8: ...READLOCK CA View of the completed Assembly CAUTION the two Control Lever parts Add a small amount of CA between CA CAUTION Control the correct fit of the Flanged Bearings Flange facing upward Flange f...

Page 9: ...nball Control Lever Washer 3x5x1 Leverblock View of the completed Assembly CAUTION Do NOT over tighten the M3x20 bolts to avoid breaking the bearings STEP 1 8 Battery Tray Assembly USE THREADLOCK M3x6...

Page 10: ...gram USE THREADLOCK STEP 2 2 Main Frame Assembly Assembled in SETP 1 1 Main Shaft Bearing Block Assembled in Step 1 2 M3x6 Socket Head Bolt Assembled in Step 1 7 M3x10 Socket Head Bolt with Finish Cap...

Page 11: ...hould be used M3x40 Socket Head Bolt M3x10 Socket Head Bolt Gyro Tray To fit into the upper cutout 32mm Crossmember Tailboom Holder 32mm Stepped Crossmember Main Frame Right Assembled in Step 2 1 View...

Page 12: ...3x5x2 Finish Cap M3x25 Socket Head Bolt Aux Tank With Support M3x20 Socket Head Bolt M3 Lock Nut Tank Holder Long Tank Holder Short 12mm Spacer 12mm Spacer NOTE This Screw is fixed on back of the fram...

Page 13: ...her 3x5x2 Spacer 3x8x5 5 CAUTION Do not over tighten the M3x20 bolts to avoid breaking the bearings M4 Lock Nut Spindel Shaft Assembled in STEP1 6 M4x4 Set Screw F4x8x3 Flange Bearing M4 Lock Nut F4x8...

Page 14: ...ly STEP 3 1 Landing Skid Assembly Note For extra strength place a second Landing Strut On the top of both sides and the other on the lower part of the other set As shown in the diagram below To be use...

Page 15: ...ssembly STEP 4 1 Main Shaft Drive Gear Assembly M4x28 Jesus Bolt M4 Lock Nut Main Shaft NOTE Insure the bigger hole is inserted M4x4 Set Screw Main Shaft Collar IMPORTANT When securing the main shaft...

Page 16: ...prox 15cm long and 5mm high and pass it between both gears Turn the main train to ensure that the paper runs through the gears and optain a correct mesh Now press the Tail Drive Pinion Gear Assembly S...

Page 17: ...s up against the front engine bearing The collets may be a little tight on the crankshaft so a good push may needed Note that the black washer goes on first if you are using a OS Engine Assemble as sh...

Page 18: ...N M3x12 Socket Head Bolt Washer 3x8x1 Assembled in STEP 4 3 Engine Mount NOTE There are two different side Control facing of the mount IMPORTANT Do NOT tighten the srews for later alignment M3x6 Socke...

Page 19: ...runs smoothly Now tighten the screws and double check that the engine is still in correct alignmet Unscrew one at a time the M3x14 bolts apply threadlock then tighten This stop the engine moving posi...

Page 20: ...ess View of the completed Assembly View of the completed Assembly USE THREADLOCK USE THREADLOCK 9mm Ballarm Swash Guide Pin M2x10 Countersunk Screw Jointball Jointball Spacer 2x4x2 75 Washout Base Was...

Page 21: ...mpleted Assembly View of the completed Assembly NOTE Attach the two Washoutlinks to the swash plate M3x6 Socket Head Bolt Rotor Stopper Centerhub Bearing Collar Seesaw M3x6 Socket Head Bolt M3x6 Socke...

Page 22: ...e Holder M3x6 Socket Head Bolt Pitch Arm Mixer Arm Ball Arm 4mm NOTE Assemble 2 sets of the Main Blade Holder NOTE Assemble 2 sets of this mixer arm USE THREADLOCK NOTE Don t use in this step threadlo...

Page 23: ...TANT Check that the Spindle Collar enter on the spindle with the faced side first USE THREADLOCK NOTE Use silicon grease for the dampers This also needs to be reaplied as part of your on going mainten...

Page 24: ...asher 3x8x1 Phase Ring Set Screw M3x4 Jesus Bolt M3x20 View of the completed Assembly STEP 5 10 SWASH GUIDE ASSEMBLY M3x6 Socket Head Bolt Swash Guide Special Crossmeber M3x8 Socket Head Bolt Finish C...

Page 25: ...setup with the acording sizes of the linkage rods By looking closely you will notice on the universal links the letters RJX on the small and RJXHOBBY on the large links ensure this are always pointed...

Page 26: ...ust so that A and B are exactly the same distance and secure with the M3x3 Set Screws firmly View of the completed Assembly IMPORTANT Center the flybar in the seesaw firmly before securing the control...

Page 27: ...the completed Assembly Washer 3X5x2 Tail Pitch Control Lever Washer 3X5x2 M3x20 Socket Head Bolt Jointball M2x8 Countersunk Screw USE THREADLOCK USE THREADLOCK IMPORTANT Ensure to enter the side with...

Page 28: ...othly in the tail pitch control lever View of the completed Assembly M2x10 Socket Head Bolt Tail Grip with Ball Tailhub M2 Nut Tail Grip 4x10x4 Bearing Lock Nut Tail Grip with Ball View of the complet...

Page 29: ...ssembly STEP 6 6 TAILCASE ASSEMBLY NOTE Clip the linkage into the jointball and check that the assembly works smooth IMPORTANT Fix the two M4x4 Set Screw into the holes from the tailshaft View of the...

Page 30: ...e the tail belt on the Front Pulley and check the Tail Belt is not twisted Pull back and turn the complete Tail Assembly 90 clockwise and tighten slightly the four M3x40 Socket Head Bolts and the M3 L...

Page 31: ...d the ends with sandpaper and apply epoxy glue Also sand the inner of the metal supports E P O X Y X E P O Y Metal End Metal End M3x10 Socket Head Bolt Finish Cap Horizontal Fin Fin Support Metal Supp...

Page 32: ...hment so they are easier to handle 630mm 2x4 Cf Rod 60mm Special Rod Linkage P X Y E O IMPORTANT Use EPOXY to glue the special rod into the CF tube NOTE Assembly bot side of the CF Control Rod NOTE As...

Page 33: ...installing the servo NOTE For easier assembly use CA glue to fix the Servo Mounting Plates before installing the servo IMPORTANT Depending on servo type used for cyclic you have to install the servo...

Page 34: ...ing the servo NOTE For more easier assembly use CA glue to fix the Servo Mounting Plates before installing the servo NOTE In place of a Standard Servo a Mini Servo can be installed See Diagram above T...

Page 35: ...foam then securing them to the model using double sided adhesive tape C Be sure when installing the gyro to the gyro mounting plate that it does not come in contact with the frame of the helicopter a...

Page 36: ...hort end of this rectangle Please refer to the diagram again for clarification If you cannot find an exact position use the one nearest and make minor adjustments with the appropriate sub trim and not...

Page 37: ...ge links and a 25mm rod Use four large links and two 30mm rod NOTE Assembly the linkage as shown below Check the correct side of the link with the logo 44mm 82mm RJXHOBBY RJXHOBBY RJXHOBBY RJXHOBBY RJ...

Page 38: ...ink covering the begining of the linkage and the carbon rod NOTE To avoid differential throttle travel make certain both the throttle arm and the servo horn are positioned as shown next in the diagram...

Page 39: ...Mh1 Mh2 Mh3 Mh1 LESS RESPONSIVE Mh2 RESPONSIVE Mh3 VERY RESPONSIVE Mb1 RESPONSIVE Mb2 VERY RESPONSIVE For the linkage rod coming from the swashplate left using holes closer to the center make the hea...

Page 40: ...ing from the swash MUST be 90 to the mixer arm If not there will be different angles from positive pitch to negative Link A 32mm Link B 46mm Link C 95mm NOTE On the seesaw is the the middle hole S2 se...

Page 41: ...now turned to line up the joint balls on the upper swashplate ring with the center line of the helicopter see below allow a small amount of clearance between the washout base and the phase ring when...

Page 42: ...tall the tail blades They should turn counter clock wise looking onto like shown in the diagram above IMPORTANT Ensure the Main blades are balanced and correctly fit The main rotor turn clock wise The...

Page 43: ...possible to the values given in this manual and you will find that final trimming will be so much easier Using the transmitter to correct a poor mechanical set up will result in a model that is very d...

Page 44: ...tle hold value be adjusted to give an idle rpm which is slightly above normal 5 Gyro Gain Adjustment The gain or holding power of the gyro will have to to be set to prevent the tail moving due to chan...

Page 45: ...ues to those shown in the tables above If the values do not correspond try increasing or decreasing the pitch curve use the swashplate CCPM mixing function on your transmitter increase or decrease as...

Page 46: ...ssible If you are using a brand new engine please refer to the manufacturers instructions for the break in procedure NOTE For the first flights always run the engine a little rich and adjust for optim...

Page 47: ...rease the pitch of the low blade by shortening its connecting link by one full turn Note you can only make this adjustment in increments of one full turn otherwise you will be trying to fit the link o...

Page 48: ...engine does not respond to accidental movements of the throttle stick especially when carrying the model to the launch pad When Flying Do not fly your near to any houses high voltage wires or busy roa...

Page 49: ...107 HN70504 HN81046 XT61105 HN70510 HN81047 HN80071 HN80102 XT70508 XT60868 XT60869 XT60729A XT60729B XT60967 HN60013 XT61101 HN60249M HN80004 HN70002 HN70184 HN70700 XT61110 XT60729A XT60729B XT60729...

Page 50: ...HN60157 HN80005 HN60005 HN80065 XT61081 XT60028 HN70020 HN70496 HN60733 HN60522 HN80013 XT61082A XT61082B HN80014 XT61116A HN70038 Xt61085 HN80039 HN80020 XT60025 XT60025A HN70082 XT70506 HN60523 HN60...

Page 51: ...XT8022 HN60851 HN61066 XT60339 XT60340 XT60341 XT8040 XT8042 XT8041 XT8020 HN61059 HN70034 HN70112 XT8041 XT60401 XT60402 XT8009 HN80004 HN70201 HN70018 XT60817 XT61084 UP1003 XT8013 XT31123 XT61121 S...

Page 52: ...Sp4 HN80181 HN61112 HN61113 HN61091 XT8036 HN61074 XT61090 HN70474 XT8044 HN70001 XT61116RL HN60011 HN60721 HN70300 HN60722 XT8045 HN70277 XT8039 HN80033 HN80033 XT61116M XT8044 SPARE PART LIST...

Page 53: ...6 XT61120 XT60050 XT60054 HN80131 HN60528 HN60222 HN80004 XT70027 HN60056 HN61117 XT60862 HN70002 XT60055 XT80078 HN83091 XT61118 HN70224 XT8039 XT8036 XT83035 XT8040 XT8020 XT8038 XT8038 XT8042 HN810...

Page 54: ...Sp6 X TREME 50 MANUAL XT82276 XT0001 XT0002 SPARE PART LIST...

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