Rovan LT-4WD, Instruction Manual

Page 1: ...plastic materials Please read this manual carefully and make it fully understood which would bring you more fun of operating this product It is a remote control vehicle with high performance Power is from a 2T gasoline engine LT need regular maintenance to make it optimize performance Changing worn out or damaged parts regularly would make it keep best situation Welcome ROVAN LT 4WD Contents Rovan...

Page 2: ...duct in any way without the approval of ROVAN company This manual contains for safety operation and maintenance It is essential to read and follow all the instructions and warnings in the manual prior to assembly setup or use in order to operate correctly and avoid damage or serious injury SECTION A Notice Procedures which if not properly followed create a possibility of physical property damage C...

Page 3: ...d collisions Notice Always ensure all screws and nuts are tightened Notice Always carefully follow the directions and warnings for this and any optional support equipment Warning Always keep all chemicals small parts and anything electrical out of the reach of children Notice Always ensure the failsafe is properly set during binding Notice Always operate your model in an open area away from cars t...

Page 4: ...tions safety precautions and guidelines see Section B Included Components And Needed Equipment SECTION B Body Receiver Transmitter Servos Engine Receiver battery Fuel 2T engine oil Receiver B a t t e r y Charger R o v a n Manual Tool Bag 0 Screwdriver Standard Screwdrive ROVANLT INSTRUCTION ...

Page 5: ...enheit 10 27 Celsius or place in direct sunlight Always use only NiMH rechargeable batteries This Charger cannot charge batteries such as heavy duty alkaline battery mercury battery Always make connecting correct between positive negative pole and battery charger Please cut off battery and charger after charging Please terminate all process and contact engineer of Rovan if there is something wrong...

Page 6: ...0 hours charge time 5 Monitor battery while charging 6 When the battery is fully charged a disconnect the battery and b remove the battery charger from the wall outlet 7 Place the receiver battery back in the battery box and connect the battery plug to the switch plug The battery wire must be neatly folded in front of the battery and the foam block must be placed on top of the wires 8 Reinstall ba...

Page 7: ...ransmitter F S G T 3 B On Off Brake Stop Throttle MODEL NAME REV E POINT TRIM D R EXP ABS turn right turn left 1 4 5 6 2 3 1 name 2 reverse for servo 3 max angle adjustment of servo 4 balance micro adjustment of servo 5 servo balance 6 brake adjustment ...

Page 8: ... center to make balance ABS brake type quick frying stop quick anti explosion slow anti explosion if we need to adjust E point please follow below steps 1 turn knob ENTER when light move to E POINT 2 pressing Enter you can see no 1 in a flicker situation then turn Enter to change between steering servo and throttle servo pressing end to change to 100 to reach adjustment of swing range pressing ENT...

Page 9: ...ints for your transmitter You may have to adjust the Trim and Sub Trim as noted in the radio manual to set the neutral position of the linkages Transmitters without sub trim may require mechanical adjustment to the linkages When binding follow the failsafe instructions of your specific transmitter so that the throttle will be reduced if the signal is lost Always remove the bind plug from the recei...

Page 10: ...red neutral position after the binding process and sub trim please take the following steps 1 Make sure trim and sub trim are set to 0 or neutral 2 Remove the servo output arm using a Phillips screw driver and included Allen driver and replace the arm in correct orientation 3 Trim the steering as described above Steering Trim Installation Guide SECTION B Front ...

Page 11: ... trim and sub trim please take the following steps 1 Make sure trim and sub trim are set to 0 or neutral 2 Remove the servo output arm using a Phillips screw driver and replace the arm in correct orientation 3 Trim the throttle as described above Throttle Trim Notice Always ensure servo arm is parallel with the vehicle center line at neutral and the gap in the throttle linkage is less than 1 mm Fa...

Page 12: ...otice You will lose control of vehicle if you suddenly shut off the transmitter without setup of the failsafe Turning The System Off Replacing The Body Replace the 4 clips and 4 large screws in the bottom of the side guards as shown Installation Guide SECTION B 1 2 3 OFF OFF ...

Page 13: ...fire accelerant Never operate your vehicle near open flames Never smoke while operating your vehicle or while handling fuel Always only use a mixture of gasoline and two cycle oil for fuel Do not use glow nitro fuel Always use caution when handling gasoline Always run your model engine in a well ventilated area Model engines produce harmful carbon monoxide fumes Mixing The Fuel Fuel Requirements B...

Page 14: ... sparks heat or anything that can ignite Always ensure that gasoline and fuel are stored in a clearly marked container well away from the reach of children Always store your fuel safely in a sealed water resistant container specifically made for gasoline Always store fuel in a cool dry location Do not allow fuel containers to come in direct contact with concrete as the fuel may absorb moisture Alw...

Page 15: ...l tank Tighten the fuel tank cap securely back in place Please note that the body does not have to be removed to fuel the vehicle Turn the transmitter first then turn on the receiver Notice Do not tilt the vehicle even when the Fuel Tank Cap is back in place as gasoline may leak from the vent hole in the cap 1 2 3 ON ON ...

Page 16: ...cle property damage and bodily injury P l e a s e p r e s s red button if you n e e d t o s t o p engine If there is a problem with the engine press the engine stop switch to shut off the engine The engine must be primed before it can be successfully started Push the primer bulb pictured until you can see fuel in the yellow return tube also pictured Vehicle Starting And Running SECTION D ...

Page 17: ... 3 Be careful not to flood the engine with fuel Do not pull more than 50 cm 20 in or you can damage the pull start assembly 4 Set the choke lever as shown in Step 3 5 Pull the starter cord start the engine 6 The engine should start within 6 pulls 1 Set the choke lever as shown in Step 1 2 Pull the starter cord in a quick continuous motion to start the engine The engine should start within 6 pulls ...

Page 18: ...ngine Turn off the receiver first then turn off the transmitter Notice Do not adjust carburetor settings during break in Doing so will cause engine damage Notice Do not touch the engine and muffler as they can become extremely hot during use Notice Never powe off the transmitter or receiver before stopping the engine You will lose control of your vehicle Vehicle Starting And Running SECTION D ...

Page 19: ...e Tuning Factory Carburetor Settings The engine can be further tuned from the factory settings to optimize performance under various conditions if you lose track of the engine settings please revert back to the factory carburetor settings see next page before making adjustments Please make sure that the small vent in the Fuel Tank Cap is open and air filter is clean as it will affect engine perfor...

Page 20: ... from closed or the engine will de damaged If the speed is slow turn in the high speed needle 1 16 turn and test Do not exceed 1 4 turn in from factory setting minimum 11 4 turn out from closed or the engine will be damaged If the vehicle accelerates slowly turn in the low speed needle 1 6 turn and test Do not exceed 1 4 turn in from factory setting minimum 1 turn out from closed or the engine wil...

Page 21: ...nk Front Increases off power steering and makes the truck more responsive Handling consistency may decrease as off power steering increases Rear Increases off power chassis rotation and makes the truck more responsive Raising the link Front Reduces off power steering and provides greater handling consistency Rear Reduces off power chassis rotation and provides greater handling consistency Length o...

Page 22: ... 3 degrees Front Toe Front Toe Characteristics Toe out Toe out shorter sheering rods increases steering response when entering the turn and straight line stability however it will decrease on power steering Increases off power chassis rotation and makes the truck more responsive Tuning Reference SECTION E Front 65mm 70mm 82mm Rear ...

Page 23: ...on while increasing more gas More down stroke on rear increases off power steering which make front truck more rotation while giving gas More down stroke on the Front and Rear will increase more speed on the bumpy ground But truck may happen rolling over when it turns Less down stroke on the Front and Rear maybe lose better tracking but it will behave better while turning which is more suitable fo...

Page 24: ... truck on a flat surface and turn the threaded collars on the shocks evenly so both the front and rear suspension arms are level Standard brake bias is 60 rear and 40 front If you need more chassis rotation under braking adjust the linkage for less front brake If the truck is loose entering turns under braking adjust the linkage for less rear brake or more front brake Tuning Reference SECTION E Mo...

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