User Manual

EN
Night Radian FT
Motor Service
Post Flight
PNP Receiver Selection and Installation
Troubleshooting Guide AS3X
1
Disconnect the  ight battery from the ESC (Required for Safety
and battery life).
2 Power OFF the transmitter.
3 Remove the  ight battery from the aircraft.
4 Recharge the  ight battery.
5 Repair or replace all damaged parts.
6
Store the  ight battery apart from the aircraft and monitor the
battery charge.
7
Make note of the  ight conditions and  ight plan results, planning for
future  ights.
J
K
C
EE
G
B
A
9.75 X 7.5
CAUTION: Always disconnect the  ight battery before performing
motor service.
Disassembly
1. Remove the 2 screws (A) and spinner (B) from the spinner backplate (C).
2. Remove the propeller nut (D), backplate from the prop adapter (E). You will
need a tool to loosen the spinner nut.
3. Push the propeller pins (F) from the spinner backplate to remove the
propeller blades (G).
4 Remove the set screw (H) from the prop adapter and remove it from the
motor shaft.
5. Remove the 3 cowl screws (J) from the motor mount/cowling (K) and
remove it from the fuselage.
6. Remove the 4 screws (L) and motor (M) from the motor mount/cowling.
7. Disconnect the motor wires from the ESC wires.
Assembly
Assemble in reverse order.
• Correctly align and connect the motor wire colors with the ESC wires.
• The propeller size numbers (9.75x 7.5) must face forward toward the nose
of the aircraft for correct propeller operation.
• A tool is required to tighten the lock nut on the collet.
Not all wires are shown.
H
D F
L
Problem Possible Cause Solution
Oscillation
Damaged propeller or spinner Replace propeller or spinner
Imbalanced propeller Balance the propeller. For more information, view the propeller balancing video at www.horizonhobby.com
Motor vibration Replace parts or correctly align all parts and tighten fasteners as needed
Loose receiver Align and secure receiver in fuselage
Loose aircraft controls Tighten or otherwise secure parts (servo, arm, linkage, horn and control surface)
Worn parts Replace worn parts (especially propeller, spinner or servo)
Irregular servo movement Replace servo
Inconsistent  ight
performance
Trim is not at neutral If you adjust trim more than 8 clicks, adjust the clevis to remove trim
Sub-Trim is not at neutral No Sub-Trim is allowed. Adjust the servo linkage
Aircraft was not kept
immobile for 5 seconds after
battery connection
With the throttle stick in lowest position. Disconnect battery, then reconnect battery and keep the aircraft
still for 5 seconds
Incorrect response
to the AS3X Control
Direction Test
Incorrect direction settings
in the receiver, which can
cause a crash
DO NOT  y. Correct the direction settings (refer to the receiver manual), then  y
The Spektrum AR636 receiver is recommended for ths airplane. If you choose
to install another receiver, ensure that it is at least a 6-channel full range
(sport) receiver. Refer to your receiver manual for correct installation and
operation instructions.
Installation
Remove the canopy from the fuselage.
Mount the receiver parallel to the length of the fuselage. Use double-sided
servo tape.
Attach the appropriate control surfaces to the their respective ports on the
receiver using the chart in the illustration.
CAUTION: Incorrect installation of the receiver could cause a crash.
AR636 Port Assignments
BND/PRG = BIND
1 = Throttle
2 = Rudder
3 = Elevator
4 = NA
5 = Lights
6 = NA
12