E-flite UMX Beast 3D BNF EFLU4850 ユーザーズマニュアル

12

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

Check 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

Perform Control Direction Test and adjust 
controls on transmitter appropriately

Motor loses power

Damage to motor or power components

Check motor and power components for 
damage (replace as needed)

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

Motor/ESC is not 
armed after landing

Over Current Protection (OCP) stops the 
motor when the transmitter throttle is set 
high and the propeller cannot turn

Fully lower throttle and throttle trim to arm ESC

Servo locks or freezes 
at full travel

Travel adjust value is set above 100% 
overdriving the servo

Set Travel adjust to 100% or less and/or set 
sub-trims to Zero and adjust linkages 
mechanically.