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RVE MERAK E750 - ASSEMBLY INSTRUCTIONS 

ELECTRONICS TRAY INSTALLATION (2-7) 

This tray is optional and can be used to harbor different electronic devices such receiver and 
its battery. It is pre-glued and manufactured in carbon fiber sheet. It can be mounted to the 
carbon fiber chassis by means of M3 screws with aluminium washers and nylon lock-nuts. 
 

 

 

SKID SUPPORTS REINFORCEMENT AND VIBRATION DAMPERS 
INSTALLATION (2-8, 2-9) 

Two carbon fiber sheet reinforcements are used joining together front and back skid supports. 
Vibration dampers with soft threadlocker are used to fix them to the skid supports, helping 
isolating possible vibrations from the hanging skids. 
Skid’s fixing M3 screws and washers are included in this step, use them later. 
 

 

 

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Содержание Merak E750

Страница 1: ...RVE Merak E750 Assembly Instructions www rverc com V1 0 FEB 2019...

Страница 2: ...SUPPORTS INSTALLATION 2 4 16 ESC SUPPORT INSTALLATION 2 5 16 ELECTRONICS TRAY INSTALLATION 2 7 17 SKID SUPPORTS REINFORCEMENT AND VIBRATION DAMPERS INSTALLATION 2 8 2 9 17 MAIN GEAR AND AUTOROTATION...

Страница 3: ...R ASSEMBLY AND INSTALLATION 5 6 31 TAIL ROTOR ASSEMBLY AND INSTALLATION 5 7 32 TAIL BOOM BRACES ASSEMBLY AND INSTALLATION 6 2 34 SERVOS 35 SERVO INSTALLATION 7 1 7 2 7 3 35 TAIL SERVO CONTROL RODS 7 4...

Страница 4: ...he spirit of seeking quality and sincerity stimulating innovation Always practice the concept and value of precise precise and exquisite products and penetrate the outstanding innovative ideas into ev...

Страница 5: ...ft and medium Thrust bearing grease Silicon grease Light oil 2 mm pin bars Digital pitch gauge Caliper Solder equipment OPTIONAL TOOLS Torque screwdriver with required bits Ball link caliper adapter O...

Страница 6: ...inserting the pulley press it against the pinion and tighten the two M3 x 3 mm set screws using soft threadlocker Insert the second bearing block and then secure it with the M3 x 6 mm screw and flang...

Страница 7: ...k the pinion nut using medium threadlocker Optionally bearing inner race can be fixed to the helical gear with medium threadlocker Install the engine into the motor block fixing it with the two M4 x 1...

Страница 8: ...e outer bearing race avoiding the threadlocker to touch the shield Then insert the bearing on its place Be careful to not forget to put the brass spacers into the inner part of aileron levers Long M3...

Страница 9: ...amount of medium threadlocker on the screw part in contact with the aluminum elevator arm Previous to install the elevator arm into the elevator lever red part place the flanged spacers in the intern...

Страница 10: ...s inner race and the support Do not overtighten the mechanism it should move freely ESC SUPPORT 1 6 The carbon fiber ESC plate is secured two the aluminium supports with M3 x 8 mm flat head screws us...

Страница 11: ...aileron servos left and right Use the M2 5 x 4 mm button head screws to fix the plastic servo supports to the carbon fiber chassis The supports allow small position adjustment in order to use differen...

Страница 12: ...x 8 mm button head screws and soft threadlocker Rear support holes are slotted to allow adjusting its position vertically Short cabin supports are installed at the rear of the carbon fiber chassis wi...

Страница 13: ...RVE MERAK E750 ASSEMBLY INSTRUCTIONS 0 8 Nm for the M2 5 x 6 mm M3 x 8 mm button head and M3 x 8 mm screws 13...

Страница 14: ...ng soft threadlocker The lower bearing block is secured with two M3 x 8mm screws with aluminium washers and two M3 x 30 mm with aluminium washers and aluminium spacers using soft threadlocker It is re...

Страница 15: ...dlocker are used to fix the elevator mechanism to the shaft Then the elevator push pull arm is installed on the chassis side with two M4 set screws with soft threadlocker Use two 2 mm pin bars to fix...

Страница 16: ...SUPPORTS INSTALLATION 2 3 The aluminium battery tray supports are installed on each side of the carbon fiber chassis with M3 x 6 mm screws with aluminium washers using soft threadlocker Recommended ti...

Страница 17: ...SUPPORT INSTALLATION 2 5 The ESC support has mounting holes for ESCs such Kontronik Kosmik and Hobbywing Platinum series The ESC support is mounted into the carbon fiber chassis with M3 screws and al...

Страница 18: ...iber chassis by means of M3 screws with aluminium washers and nylon lock nuts SKID SUPPORTS REINFORCEMENT AND VIBRATION DAMPERS INSTALLATION 2 8 2 9 Two carbon fiber sheet reinforcements are used join...

Страница 19: ...ing gradually the torque till the recommended one This assures a perfect assembly with no deformations The POM helical main gear is secured to the red aluminium core with M2 5 x 6 mm screws using soft...

Страница 20: ...ed to the red aluminium core with M3 x 6 mm flat screws using soft threadlocker Use star pattern tightening sequence increasing gradually the torque till the recommended one This assures a perfect ass...

Страница 21: ...in the pictures The M3 x 40 mm screws and nylon lock nuts are tightened in step 5 7 to fix the tail boom in place Insert the tail pinion bearing block assembly using M3 x 8 mm screws to temporarily se...

Страница 22: ...ing plates The slotted holes allow to set the gear backlash for the motor pinion once the main gear assembly is installed MAIN MAST AND GEARS INSTALLATION 3 5 3 6 First clean with alcohol the autorota...

Страница 23: ...hing down the collar and fixing the M3 set screws with soft threadlocker Once the main mast and gears are installed both tail pinion and motor pinion backlash can be adjusted allowing a little bit of...

Страница 24: ...ONS MAIN ROTOR ASSEMBLY SWASHPLATE ASSEMBLY 4 1 All the threaded balls for the swashplate have the same length Use soft threadlocker to secure all the M3 threaded balls Recommended tightening torque 1...

Страница 25: ...arms Insert a circlip on the pin mount the plastic ball link arm on the aluminium lever and insert the pin through securing the assembly with the second circlip For additional security block the pin w...

Страница 26: ...E HOLDER ASSEMBLY 4 6 M3 x 8 mm and M3 x 12 mm screws with soft threadlocker are used to mount the pitch arms into the blade holders Outer hole from the pitch arms should be used in order to assemble...

Страница 27: ...holder s bearing inner race Then one or more spindle shim washers should be used Insert the spindle shaft with an installed blade holder into the center hub and replicate the flanged washer spindle s...

Страница 28: ...ten it lightly and the install the phase arms without fully tighten their M3 x 22 mm button head screws using soft threadlocker The M3 button head screws should be gradually tighten in order to obtain...

Страница 29: ...ASSEMBLY TAIL PULLEY ASSEMBLY 5 1 Align the tail pulley threaded hole with the tail shaft notch using the showed orientation Tighten the M4 set screw using soft threadlocker Recommended tightening to...

Страница 30: ...the tail shaft in the case and mount the right side plate with the tail pitch lever support using M3 x 8 mm button head screws Check the tail shaft side play adding shim washers if needed Remember to...

Страница 31: ...maging the bearing Don t worry about the assembly getting loose the tail slider sleeve is opposite threaded Tail ball links are marked with a dot indicating the side that goes into the ball Install th...

Страница 32: ...itch lever with soft threadlocker Glue the two flanged bearings in the aluminium tail pitch lever with medium threadlocker Install the tail pitch lever assembly in the tail pitch lever support with th...

Страница 33: ...tightening them Install the M3 threaded ball in each blade holder Complete the assembly as shown in the picture The thrust bearing must be greased then assembled with its bigger id bearing race inside...

Страница 34: ...n pulleys and bearings may appear A good belt tension is achieved when the belt flexes a bit without touching both ends when force in the tail belt is applied with two fingers on the tail box near the...

Страница 35: ...ls to the carbon fibre boom braces For additional strength drill a 2 mm hole through the carbon fibre boom brace and secure both parts together with the provided M2 screws and nylon lock nuts Front pa...

Страница 36: ...provided self tapping screws and reinforcement plates Elevator and tail servos are directly installed to the chassis Mount first the plastic inserts in the rear part of the servos Then fix the servos...

Страница 37: ...a M2 5 x 6 mm screw with medium threadlocker but not right now In order to guarantee a perfect servo setup servos and swash control levers need to be centered Center the servos connecting them to a re...

Страница 38: ...link adapters installed in a caliper to precisely set the connecting rod length It is key that both connecting rods for each servo have the same length To check that the connecting rod length is corre...

Страница 39: ...et the correct length Some flybarless controller systems ask to have zero degrees for collective pitch in the swashplate center position this position can be obtained by locking elevator and aileron a...

Страница 40: ...rbon fibre tube In order to guarantee the best glue adherence use a small file to cut some notches Then use epoxy glue to attach the aluminium ends to the carbon fibre tubes Threaded rods are fixed to...

Страница 41: ...elf tapping screw Check to not overtighten it Align the tail control rod guide on its longitudinal axis allowing a smooth movement of the rod on the full servo range Choose the right position avoiding...

Страница 42: ...should be regularly greased specially under hot temperatures Thrust bearings for main and tail rotor blade holders should be cleaned and greased back every 100 flights Each time thrust bearings are g...

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