MegaTech R/C Real World Helicopter, R/C HELICOPTER Instruction Manual

Entire contents © Megatech 2008 Rev. 200809121600
Flight Manual
This manual is for the Real World Helicopter Series. Your exact model may vary from the one pictured, but all functions will be the same.
www.megatech.com
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If you have questions about operating or assembling your new Megatech product...
Please Call Megatech First!
DO NOT RETURN THIS PRODUCT TO THE STORE
Call our Service Department at:
(201) 662-8500
or email support@megatech.com
10am - 5pm EST Monday through Friday (except holidays)
Technical assistance is also available on the web at www.megatech.com
READ ENTIRE MANUAL FIRST BEFORE ATTEMPTING TO FLY
IMPORTANT NOTE: The warranty covers manufacturer’s defects only and does NOT cover
damage caused by operator error. Spare parts, baeries, and accessories are available.
TABLE OF CONTENTS
Safety Precautions ........................................................................ 3
Package Contents ......................................................................... 4
The Radio System ......................................................................... 4
Installing The Batteries ............................................................... 5
Charging Your Helicopter .......................................................... 6
Pre-Flight Checks ........................................................................... 7
Flight School ...................................................................................8
Repairing Your Helicopter ....................................................... 10
Parts List ......................................................................................... 10
Troubleshooting ......................................................................... 11
Warranty ........................................................................................ 13
FCC Emissions Information ......................................................14
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Important! Before you begin, please read all safety precautions and warnings. Failure to comply with any of the following could lead to bodily harm or injury. The Megatech helicopter is not intended for use by those under 8 years of age without proper adult supervision.
SAFETY PRECAUTIONS
TRANSMITTER SAFETY
• Since your helicopter is controlled by an optical link it is very important to always use fresh alkaline
batteries in the transmitter. When the red LED light becomes dark, flashes or does not glow on the transmitter, immediately install fresh batteries. Failure to do so could result in the loss of control and (most likely) a crash.
• Never mix old and new batteries. Do not mix Alkaline, standard Carbon-Zinc or rechargeable (Nickel-Cadmium, Nickel-Metal Hydride or Lithium).
• Always remove batteries from the transmitter when you have nished ying for the day. Do not
store batteries inside the transmitter.
SAFETY GUIDELINES
• Extreme care must be taken in handling the helicopter. Do not crush, step or sit on your helicopter.
• Although the rotor and tail blades on the helicopter are very small and exible they should still be treated with respect and caution! Use care when operating your helicopter. Keep your hands, ngers and any
article of clothing away from the spinning rotor and tail blades.
• Always y your helicopter in a wide-open room. Make sure that the ight area is free from obstructions.
Your helicopter is extremely lightweight and obstacles can damage the helicopter or cause it to crash.
• Do not y around people who are unaware that you are ying a helicopter, and never y over peoples
heads. Keep spectators behind you when flying.
• Do not attempt to disassemble any of the helicopter’s components or allow them to get wet or electrical
damage may occur. If the helicopter ever comes in contact with any moisture, dry it carefully and allow it to stand overnight before attempting to use it again.
• Never use solvents or liquid cleaners to clean the helicopter, doing so may damage the unit or it’s
electronics. Only use a dry, soft cloth for cleaning the helicopter.
• Your helicopter is intended for indoor ight ONLY as it ies slowly and is capable of turning within the connes of an average sized living or dining room.
• Your helicopter is extremely lightweight and breezes from fans, air conditioning or even a person walking
by can affect its performance.
• You must point your controller at the helicopter at all times to maintain accurate control.
• Natural daylight (not light bulb/indoor lighting) can aect the range and controllability of the helicopter.
• Keep the helicopter away from heat or re. Never leave the helicopter or transmitter in direct sunlight for
any length of time
RECHARGEABLE BATTERY WARNINGS AND PRECAUTIONS
• The Lithium Polymer battery is factory installed into your helicopter and provides superior
performance, but has specic charging requirements dierent than that of other battery types such as NiCad, NiMH and other rechargeable batteries. Improper handling of Lithium Polymer batteries could
result in the battery drastically overheating, so please follow all warnings and instructions.
• ALLOW INTERNAL FLIGHT PACK TO COOL FOR 10 MINUTES AFTER EACH FLIGHT BEFORE ATTEMPTING
TO RECHARGE.
• Never leave the helicopter plugged into the charger when it is not in use. Damage to the on-board
battery can occur.
• See charging safety under the charging section on page 6 for additional warnings.
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PACKAGE CONTENTS
Before getting started you will need:
• 6 “AA” 1.5V Alkaline batteries
(sold separately)
First make sure the contents of your package are complete:
A. Helicopter micro helicopter
B. Transmitter with integrated peak charger C. Spare tail rotor blade (1)
RADIO SYSTEM
A 2-channel transmitter featuring Spectra-Link Optical control guides the helicopter.
THE CONTROLS A. Throttle Control Stick - When it is all the way in the “down” (or pulled back)
position, the motor is off. For safety, make sure the throttle control stick is in the
“down” position before switching on the helicopter so the rotor blades do not
unexpectedly start up. The rotor blade speed increases as the throttle control stick is moved up (or
forward). The helicopter gains altitude as power is increased, and descends as power is decreased.
Full power is reached when the throttle control stick is positioned all the way forward.
A.
B.
C.
A.
B.
C.
D.
E.
F.
G.
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B. Tail Rotor Control Stick - Will spin the helicopter clockwise or counter clockwise
depending on the control input. Note: You can only use the tail rotor control stick
when throttle input is given.
C. Tail Rotor Trim Button - This adjusts for straight and stable flight when the tail
rotor control stick is in the neutral position.
D. Charging Cord - Located inside a compartment at the base of the transmitter and
used when charging the helicopter.
E. Channel Switch - This switch is marked with the letters A and B to indicate the
channel that the helicopter is operating on. You must always make sure that the channel switch is set to the correct channel or the helicopter will not operate properly. Please see the helicopter or box for indication of the proper channel.
F. Power & Charge LEDs - The bottom most LED illuminates green when the
transmitter is in the charging mode. When the top most LED illuminates red, the
transmitter power is ON and you have adequate power to control your helicopter.
If the red LED light becomes dark, flashes or does not glow on the transmitter, the
transmitter batteries are low and must be replaced. Never attempt to y when the
red LED light is dim, flashing or does not glow! This will result in loss of control and
a possible crash. Contact our service center at 201-662-8500 if you think there may
be a problem with your radio system.
G. Power Switch - Turns your controller on and off.
IMPORTANT NOTE: The transmitter has an auto shutoff feature. If the transmitter power is left ON for 10 minutes without any control input or charger output, the transmitter will turn off. This is to prevent the transmitter batteries from discharging if the transmitter was left ON in error. You will need to flip the power
switch OFF and ON to reset the transmitter.
INSTALLING THE BATTERIES
Transmitter requires 6 “AA” 1.5V alkaline batteries
(sold separately)
1) Be sure that both the transmitter and helicopter
power switches are in the “OFF” position.
2) Using a Philips Head screwdriver, unscrew the
battery hatch hold-down screw, and remove the hatch.
3) Install 6 fresh “AA” 1.5V alkaline batteries in the
transmitter, paying close attention to the
polarity symbols. (+ & -)
IMPORTANT! If the transmitter batteries are not installed according to proper polarity, the transmitter will not function and electrical damage may occur.
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4) Reattach the battery hatch & secure with the hold-down screw. (Do not over tighten)
5) Turn the Transmitter ON to make sure that the Red LED illuminates bright and the
transmitter powers up and then turn the transmitter OFF. Fresh alkaline batteries will provide about 3-hours or more of power to the transmitter depending on use.
NOTE: If the red LED does not illuminate, flashes or is dim change the transmitter batteries with fresh alkaline batteries. If the transmitter LED still does not illuminate contact the Megatech Service Department at (201)662-8500 for further assistance.
CHARGING YOUR HELICOPTER
1) The helicopter features an automatic peak-sensing charging circuit built into the transmitter.
2) The charging cord is located behind the door on the
bottom of the transmitter. Slide the door down and lift in order to open the compartment and access the cord.
3) Make sure that the power switch on the helicopter is
set to “OFF”, and the transmitter power switch is set to “ON”. The red LED on the transmitter should illuminate.
4) Plug the charging cord into the helicopter charging receptacle located above the
on/o switch. Pay close attention to the polarity of the charging connector.
5) The green LED on the transmitter will illuminate when charging is in process and will automatically turn off when charging is complete.
Note: Charge time may vary depending on how much power the helicopter’s flight pack has and also how much power is left in the transmitter batteries.
CAUTION
READ THIS SECTION BEFORE CHARGING YOUR BATTERY PACK FOR THE FIRST TIME!
• NEVER CHARGE YOUR HELICOPTER FOR MORE THAN 30 MINUTES.
• ALLOW INTERNAL BATTERY PACK TO COOL FOR 10 MINUTES AFTER EACH FLIGHT BEFORE ATTEMPTING TO RECHARGE.
• Never use anything but the charging system in the transmitter to charge the helicopter. Using any other charger could result in damage to the battery and a possible re.
• The battery charger is part of the transmitter and is designed specically for the built­in battery in your helicopter. It should not be used to charge any other type of battery. Attempting to charge a battery other than the type included with the helicopter will result in damage to both the charger and the battery.
• Never leave the helicopter unattended while charging.
Note: Please be aware that it is normal for the transmitter to become warm during the
charging process.
ATTENTION PARENTS: The charging system, wire, and all electrical connections need to be
examined periodically for potential conditions that may result in the risk of re, electrical shock, or injury to persons. In the event of such conditions, the hazardous parts should not be used until properly repaired or replaced.
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NOTE: THE TRANSMITTER IS ALWAYS THE FIRST TO BE SWITCHED ON, AND THE LAST TO BE SWITCHED OFF!
PRE-FLIGHT CHECK
Before you switch ON your helicopter ALWAYS make sure to release the throttle control stick (left) so the rotor blades do not start up unexpectedly when the helicopter is switched ON. Always follow a safe start up procedure.
RADIO RANGE CHECK
Important Tip: Always perform a motor-check and radio-range check with the help of a friend or parent. Doing so alone may cause the helicopter to get away from you and cause damage.
1) Make sure both the helicopter and transmitter power are ‘OFF’.
2) Make sure the throttle control stick is in the “down” (back) position.
3) Now turn ON the transmitter, and then turn ON the
helicopter.
4) Have a friend/parent hold the base of the helicopter’s fuselage with the rotors pointing away from him/her
and away from loose clothing.
5) Walk 25-ft away from helicopter.
6) Check the motor and tail rotor controls as follows
Always remember to point the transmitter at the
helicopter.
MOTOR CHECK
• Advance the throttle very slowly — The main blades should speed up.
• Move the throttle stick back — The main blades should slow down and then stop
when the stick is in the back position.
TAIL ROTOR CHECK
• Advance the throttle ¼ forward and hold it there.
• Move the right control stick to the right — The tail motor should speed up.
(This will spin the helicopter clockwise when in flight)
• Move the right control stick to the left — The tail motor should slow down.
(This will spin the helicopter counter-clockwise when in flight)
NOTE: It might be difficult for you to tell whether the tail motor is speeding up or slowing down. You
can also perform this check when you start to fly by moving the control stick and seeing which way the helicopter spins after it has been trimmed correctly by following the directions on page 9.
7) Once this is complete turn the helicopter OFF and then turn OFF the transmitter.
If your helicopter does not respond from 25 feet away, do NOT attempt to fly. Contact Megatech at (201)662-8500 for further assistance.
25 FEET
MOTOR CHECK
ADVANCE
THROTTLE
STICK
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FLIGHT SCHOOL
PRE-FLIGHT NOTES
• The transmitter is always rst to be turned ON, and the last to be turned OFF.
• Check to make sure the red power LED on the transmitter is glowing, if it is not, change
the transmitter batteries.
• Check to make sure the tail rotor and throttle controls are working properly.
• You MUST point your controller at the helicopter at all times to maintain accurate control.
• Natural daylight (not light bulb/indoor lighting) can aect the range and controllability
of the helicopter.
• The helicopter should only be own indoors, in zero-wind conditions. Air displacement
from fans, air conditioning or even someone walking by can affect flight performance.
FLYING YOUR HELICOPTER
1) Turn ON the transmitter rst, and then turn ON the helicopter.
2) Place the helicopter on the ground approximately 5 feet in front of you.
Important: DO NOT touch any of the control sticks on the transmitter until the
helicopter is placed on the ground and is 5 feet from you and any onlookers.
3) Gradually increase the throttle speed by pushing the throttle control stick forward.
Continue to move the throttle control stick until the helicopter lifts off the ground.
4) To reach the altitude you desire you will need to continue to increase throttle speed by pushing the throttle control stick forward.
5) To reduce rotor speed and decrease your altitude, decrease the throttle input by pulling the throttle control stick back slowly. When the left control stick is pulled all the way back the rotor blades will stop spinning.
Tip: Always gradually increase or decrease throttle speed. If you increase or
decrease the throttle speed too quickly the helicopter may crash.
6) Turning the helicopter is simply accomplished by pushing the tail rotor control stick on the transmitter in the appropriate direction. To turn the helicopter to the right, push the tail rotor control stick to the right. To turn the helicopter to the left, push the tail rotor control stick to the left. The helicopter will continue to turn as long as you are holding the control stick. (The helicopter will naturally fly forward slowly so all you will be able to do is gently redirect the helicopters flight path.)
LEFT TURN RIGHT TURN
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7) To adjust the helicopter for neutral (no turning), hovering flight, use the tail rotor trim button located to the left of the tail rotor control stick. Press the trim button until the helicopter does not move left or right when no tail rotor control stick input is given. For example: If the helicopter is naturally spinning left when no control input is given then press the right side of the tail rotor trim button until the helicopter stops spinning.
8) Landing is accomplished by pulling the throttle control stick back slowly and letting the helicopter gently land on the ground. Do not reduce the throttle speed too quickly or the helicopter may crash. Once the helicopter has landed, pull the throttle
control stick back fully and let the rotor blades stop spinning. Once you are nished ying turn the helicopter OFF rst then turn the transmitter OFF.
TIP: Practice your first landings by only raising your helicopter about 12 to 24
inches off the ground so as not to damage the helicopter on rough landings from higher altitudes. Once you feel confident, start taking the helicopter to greater altitudes.
TIPS ON CONTROL STICK MOVEMENTS AND TRIM ADJUSTMENTS
• Keep your control stick movements smooth, not abrupt or “jerky”. The helicopter will
actually fly all by itself and light control stick movements are all that you need to fly your helicopter. Just remember, smooth and gentle inputs!
• The helicopter will normally hover with only a little more than half throttle.
• Should you over-control your helicopter or lose orientation, it’s possible that you’ll nd
yourself in a downward spiral or an uncontrollable large circle. Should this occur, remain calm and simply release the tail rotor control stick! The helicopter will slow down or stop turning by itself. Once the spinning slows down gently add some tail rotor control stick
input to stabilize the helicopter. Add some throttle and start ying again. If you see that you’re going to crash, immediately cut the throttle to allow the helicopter to land. Doing so will minimize the possibility of damage to the helicopter.
• During your rst ight, execute light circles keeping the helicopter in front of you and
practice hovering. Remember not to fly over your head as this can be disorienting. This
is very important for having a successful rst ight.
• Remember that once the helicopter has reached the desired altitude you can ease back
on the throttle a bit and enjoy.
HELICOPTER SPINS RIGHT
PRESS LEFT SIDE OF TRIM BUTTON
HELICOPTER SPINS LEFT
PRESS RIGHT SIDE OF TRIM BUTTON
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REPAIRING YOUR HELICOPTER
• If the tail rotor disengages or breaks during ight gently pull o the damaged rotor.
Press on the new tail rotor included with your kit. Make sure the beveled side of the rotor blades face toward the tail motor. Do not press the new tail rotor onto the motor shaft too far or the motor will bind.
• Use Foam Safe glue to repair cracks or damage to the fuselage assembly.
• If any glued parts come loose, please use foam safe glue to reattach.
• If the stabilizer y-bar breaks for any reason you can replace it. Start by removing the stabilizer pushrods located on both sides of the y-bar. Then remove the center steel
pin that holds the fly-bar to the main shaft. Install the new fly-bar onto the main shaft. Reinsert the steel pin and make sure it locks into place. Then reattach the two
stabilizer pushrods.
TIP: Always use extra care when handling parts on the helicopter. Take your time and be patient. Remember that it is important to use as little additional material for repair as possible. The helicopter is lightweight and balanced. Make sure to always balance your helicopter after a repair. An example would be if you glue parts on the fuselage and the helicopter seems to lean or go to one side in flight, you can add similar weight to the other side for balance.
SPARE PARTS LIST
Spare, repair and replacement parts are readily available for your helicopter. Should
you need parts, visit your local hobby dealer rst. If unavailable, you may order directly
from Megatech. Use this sheet as a guide
PART# DESCRIPTION
MTC992002 REPAIR GLUE (½ OUNCE TUBE)
MTC951101 REPLACEMENT TRANSMITTER
MTC951102 TRANSMITTER BATTERY COVER
MTC951103 COMPLETE REPLACEMENT HELICOPTER - CH. A
MTC951104 COMPLETE REPLACEMENT HELICOPTER - CH. B
MTC960205 STABILIZER FLY-BAR WITH PUSHRODS
MTC960206 TAIL ROTOR BLADE
Telephone Orders: (201) 662-8500 Website: www.megatech.com Fax Orders: (201) 662-1450 Email: sales@megatech.com
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TROUBLESHOOTING GUIDE
If you are experiencing trouble, please follow these guidelines or call one of our
technicians at (201)662-8500. We will have your helicopter up and running in no time!
Always make sure your transmitter batteries are fresh and your helicopter is fully charged, as this can be the cause of many operational issues.
PROBLEM CAUSE SOLUTION
Rotors do not spin Rotors may be binding Check to make sure both rotor
assembly’s spin freely
Rotor blades only run for short time before turning off OR
Throttle/Tail rotor pulse OR
Control signal is lost
Transmitter is not pointed directly at helicopter
Make sure you always point the transmitter at the helicopter at all times.
Signal path from Transmitter to helicopter is blocked
Make sure there are no obstructions
Transmitter is too far or too close to the helicopter
Move the transmitter closer or further from the helicopter until you regain signal.
You may have radio interference Try a different location
Helicopter does not hover, fly straight, or starts to spin
Improper take off Review take off procedure on
page 8
Helicopter is not trimmed correctly
Make sure the tail rotor is trimmed to neutral or for stable flight
Too much tail rotor control input is being used
Use smaller gentle inputs
Tail is not securely mounted on the fuselage
Double check to make sure tail is secure and if needed use foam safe glue to make repairs
Helicopter loses altitude rapidly during turns
Too much or too little control input is given
Reduce or increase the amount of control input given to the
helicopter until it stabilizes
No power to radio control
transmitter and charger or the transmitter RED LED is flashing
Batteries in the transmitter are incorrectly installed
Make sure batteries are installed correctly.
Batteries in the transmitter are exhausted
Replace the batteries with new
“AA” 1.5V alkaline batteries
Power switch is in the “OFF ”
position
Move power switch to the “ON”
position
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PROBLEM CAUSE SOLUTION
No green light on
transmitter when charging or helicopter will not charge
Power switch on the helicopter
and/or the transmitter is not in
the correct position for charging
Set the Transmitter power switch
to “ON” and then make sure the
helicopter power switch is set to
“OFF”. Plug the charge cord into
the helicopter and the green LED on the transmitter will come on.
Charger Cord is not properly plugged into the helicopter charge port
Check Charger Cord’s connection
Helicopter is not flying high enough
You are not using good throttle control
Increase throttle speed to allow the helicopter to gain altitude or for the helicopter to fly at a desired altitude.
Helicopter crashed into the ground while landing
You may have used to much tail rotor control stick input
Reduce the amount of tail rotor control stick input. Only use very little input to keep the helicopter level and stable when landing.
You may have reduced the throttle speed too quickly or too much
Lower the throttle speed more gradually to allow the helicopter to land softly.
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LIMITED WARRANTY
Megatech® International guarantees this item to be free from defects for a period of 30 days from the date of purchase. If any component of this product fails to function properly due to defects in materials or the manufacturing
process during this 30 day period, the manufacturer’s obligations are limited
and the manufacturer can choose to either repair or replace the item.
This warranty is void if the product in question has been altered or repaired by
anyone other than Megatech International or an authorized agent. Under no
circumstances will Megatech International or any of its representatives be held liable for injury to persons or property damage resulting from assembly or use of the product. Megatech is not liable if any outside radio frequencies interfere
with the product’s frequency causing loss of control. Megatech International
will not be held liable for any injury to persons or property damage resulting from an out-of-control model caused by use or misuse of the product. Megatech International expressly excludes any and all expressed warranties
not specically stated here and all implied warranties of merchantability and tness for a particular purpose. There are no warranties which extend beyond
the description of the warranties contained herein.
Contact the Megatech International Service Department before returning any item that is defective according to the limitations listed above. Please be
sure to pack the returned item(s) carefully. The customer must return the product along with proof of purchase, a letter describing the problem and the customer’s address and telephone number. At this point in time we
will either repair the defective part or replace it and return it to the customer.
Return shipping and handling in the 48 contiguous states is $10.99. Shipping outside of the 48 states will be quoted by location.
This warranty does not cover any damage caused by use, misuse, alteration, accident, or neglect, nor does it cover normal wear and tear of the product. Product returned to us which falls under this category will be submitted to our service department for repair. We reserve the right to charge any service and parts fees incurred when repairing the item.
Megatech® International
8300 Tonnelle Avenue North Bergen, NJ 07047 (201) 662-8500
www.megatech.com
Email: support@megatech.com
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FCC EMISSIONS INFORMATION
NOTE: This equipment has been tested and found to comply with the limits for
a class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instruc­tions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installa­tion. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try correcting the interference by one or more of the fol­lowing measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit dierent from that to
which the receiver is connected.
Consult the store of purchase or experienced radio/TV technician for help. If
you cannot eliminate the interference, the FCC requires that you stop using your product.
Caution: changes or modications not expressly approved by the party responsible for compliance could void the user’s authority to operate the
equipment.
This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions:
1) This device may not cause harmful interference and
2) This device must accept any interference received, including interference
that may cause undesired operation.
15
NOTES
Megatech® International
8300 Tonnelle Avenue
North Bergen, NJ 07047
(201) 662-8500
www.megatech.com
Email: support@megatech.com
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