PARKZONE Ultra Micro F4U Corsair RTF/BNF, Instruction Manual

15

EN

Problem

Possible Cause 

Solution

LED on receiver fl ashes 
and aircraft will not bind 
to transmitter (during 
binding)

Transmitter too near aircraft during binding 
process

Power off  transmitter, move transmitter a larger 
distance from aircraft, disconnect and reconnect fl ight 
battery to aircraft and follow binding instructions

Bind switch or button not held long enough 
during bind process

Power off  transmitter and repeat bind process. Hold 
transmitter bind button or switch until receiver is 
bound

LED on receiver fl ashes 
rapidly and aircraft will 
not respond to transmitter 
(after binding)

Less than a 5-second wait between fi rst 
powering on transmitter and connecting fl ight 
battery to aircraft

Leaving transmitter on, disconnect and reconnect 
fl ight battery to aircraft

Aircraft bound to diff erent model memory 
(ModelMatch

TM

 radios only)

Select correct model memory on transmitter and 
disconnect and reconnect fl ight battery to aircraft

Flight battery/transmitter battery charge is 
too low

Replace/recharge batteries

Control surface does not 
move

Control surface, control horn, linkage or 
servo damage

Replace or repair damaged parts and adjust controls

Wire damaged or connections loose

Do a check of wires and connections, connect or 
replace as needed

Flight battery charge is low

Fully recharge fl ight battery

Control linkage does not move freely

Make sure control linkage moves freely

Controls reversed

Transmitter settings reversed

Do the Control Direction Test and adjust controls on 
transmitter appropriately

Motor loses power

Damage to motor, propeller shaft or power 
components

Do a check of motor, prop shaft and power 
components for damage (replace as needed)

Nut on prop shaft is too tight

Loosen prop shaft nut until propeller shaft turns freely

Motor power quickly 
decreases and increases 
then motor loses power

Battery power is down to the point of receiver/
ESC Low Voltage Cutoff  (LVC)

Recharge fl ight battery or replace battery that is no 
longer performing

Servo locks or freezes at 
full travel

Travel adjust value is set above 100% 
overdriving the servo

Set Travel adjust to 100% or less