FMS J-3 V3 Instruction Manual Download

Page: 13 / 13

Trouble shooting

Problem

Possible Cause

Solution

Aircraft will not respond to

the throttlebut responds to

other controls.

-ESC is not armed.

-Throttle channel is reversed.

-Lower throttle stick and throttle trim to lowest settings.

-Reverse throttle channel on transmitter.

Extra propeller noise or

extra vibration.

-Damaged spinner, propeller,

motor or motor mount.

-Loose propeller and spinner parts.

-Propellor installed backwards.

-Replace damaged parts.

-Tighten parts for propeller adapter, propeller and spinner.

-Remove and install propeller correctly.

Reduced flight time or

aircraft underpowered.

-Flight battery charge is low.

-propeller installed backward.

-Flight battery damaged.

-Completely recharge flight battery.

-Replace flight battery and follow flight battery

instructions.

Control surface does not

move, or is slow to respond

to control inputs.

-Control surface, control horn,

linkage or servo damage.

-Wire damaged or connections

loose.

-Replace or repair damaged parts and adjust controls.

-Do a check of connections for loose wiring.

Controls reversed.

Channels are reversed in the

transmitter.

Do the control direction test and adjust controls for

aircraft and transmitter.

-Motor loses power

-Motor power pulses then

motor loses power.

-Damage to motor, or battery.

-Loss of power to aircraft.

-ESC uses default soft Low Voltage

Cutoff(LVC).

-Do a check of batteries, transmitter, receiver, ESC, motor

and wiring for damage(replace as needed).

-Land aircraft immediately and recharge flight battery.

LED on receiver flashes

slowly.

Power loss to receiver.

-Check connection from ESC to receiver.

-Check servos for damage.

-Check linkages for binding.

Spare parts list content

FMSRK101

FMSRK102

FMSRK103

FMSRK104

FMSRK105

FMSRK106

FMSRK107

FMSRK108

FMSRK109

FMSRK110

FMSRK111

FMSRK112

FMSPROP021

FMSDZ007

FMSDJ007

Fuselage

Main wing set

Horizontal stabilizer

Vertical stabilizer

Cowl

Linkage rod

Supporting bar set

Front landing gear set

Sticker

Propeller plate

Pipe

Screw set

Propeller

Motor shaft

Motor mount

FMSBM009

PRKV850

PRESC001

FMSSER9GPW

FMSCHR01

FMSFLT004

Motor board

Brushless motor

40A ESC

9g Servo

（

with waterproof function)

Charger

Float Set

Visit our website: www.fmsmodel.com to see photo of this product. Enter the key word "ESC" in the search bar for the

stock ESC instruction manual.

Summary of Contents for J-3 V3

Page 1: ...1400mm J 3 V3 FLOAT Optional float RIGID Strong durable EPO STABLE Smooth flying performance Manuel d utilisation Instruction Manual Bedienungsanleitung 操作手册 ...

Page 2: ...gs for this and any optional support equipment you use chargers rechargeable battery packs etc Keep all chemicals small parts and anything electrical out of the reach of children Moisture causes damage to electronics Avoid water exposure to all equipment not specifically designed and protected for this purpose Never lick or any place of any your model in your mouth as it could cause serious injury...

Page 3: ...ively for reconnaissance transporting supplies artillery spotting duties and medical evacuation of wounded soldiers Like its full sized counterpart the all new FMS 1400mm J 3 V3 has excellent short takeoff and landing STOL and slow speed handling characteristics FMS has dedicated significant amount of resources in making this aircraft as detailed as possible components such as the engine and landi...

Page 4: ...uded screws as shown 3 Slide the tube into the fuselage then install both wings over the wing tube and into the wing slot of the fuselage Notice The connectors on both side should be attached precisely and firmly 1 Have the screws go through the supporting bar and then secure on the base 2 Lock up the fasteners of supporting bar on fuselage as shown E N PA2 6 15 KA2 0 8 PA2 6 15 ...

Page 5: ... Secure the wings on the fuselage using the included screws as shown 5 Lock up the fasteners of supporting bar on main wing as shown 1 Secure the horizontal stabilizer using included screws as shown 5 Model assembly E N HKM3 0 10 KA2 0 8 ...

Page 6: ... linkage rod to elevator control horn as shown Secure the linkage rod in place using the included screw as shown 2 Make sure the servos are in the neutral position Install the l inkage rod to rudder control horn as shown Note Please refer to the control horn and servo arm settings in page 11 E N Model assembly Linkage rod installation Vertical stabilizer installation KA2 0 12 KA2 0 8 ...

Page 7: ...truts to horizontal stabilizer and vertical stabilizer as shown 7 Model assembly Tail strut installation Antenna installation Propeller installation 1 Insert the antenna as shown 1 Assemble the propeller as shown a b c ...

Page 8: ...cure the struts with screws 2 Secure the float set onto the bottom of fuselage using the included plastic parts and screws as shown Notice The connectors on both side should be attached precisely and firmly 8 Model assembly Float set installation Screws 3 4 HKM3 0 10 ...

Page 9: ...h the brake off move the throttle stick to full throttle and plug in the motor battery The motor will beep one time Move the throttle stick to low throttle or the off position The motor is ready to run and the brake will be switched off Battery Selection and Installation We recommend the 11 1V 2200mAh 25C Li Po battery If using another battery the battery must be at least a 11 1V 2200mAh 25C batte...

Page 10: ... in the OFF position Make sure both ailerons move up and down travel the same amount This model tracks well when the left and right ailerons travel the same amount in response to the control stick Move the controls on the transmitter to make sure the aircraft control surface moves correctly See diagrams right 10 Control throws The suggested control throw setting for the Piper J 3 Cub V3 are as fol...

Page 11: ...dder Ailerons Check the C G Center of gravity When balancing your model adjust the battery as necessary so the model is level or slightly nose down This is the correct balance point for your model After the first flights the CG position can be adjusted for your personal preference 1 The recommended Center of Gravity CG location for your model is 55 65mm from the leading edge of the main wing as sh...

Page 12: ...ght set your timer to a conservative 4 minutes When your alarm sounds you should land right away 12 E N Before flying the model Flying course While applying power slowly steer to keep the model straight The model should accelerate quickly As the model gains flight speed you will want to climb at a steady and even rate It will climb out at a nice angle of attack AOA Flying Always choose a wide open...

Page 13: ...ls reversed Channels are reversed in the transmitter Do the control direction test and adjust controls for aircraft and transmitter Motor loses power Motor power pulses then motor loses power Damage to motor or battery Loss of power to aircraft ESC uses default soft Low Voltage Cutoff LVC Do a check of batteries transmitter receiver ESC motor and wiring for damage replace as needed Land aircraft i...

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FMS J-3 V3, Instruction Manual

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