EN
CAUTION: Always disconnect the flight battery before performing
motor service.
Disassembly
1. Remove the spinner screw (A) and the spinner (B).
2. Remove the prop nut (C) by using a small screw driver or hex wrench
inserted into the small hole.
2 Remove the propeller (D) and spinner backplate (E) from the
propeller shaft (F).
4. Remove the 4 screws (G) and the motor (H) with the X-mount from the
fuselage.
5. Disconnect the motor wires from the ESC wires.
6. Remove the 4 screws (I) and motor from the X-mount (J).
Assembly
Assemble in reverse order.
• Correctly align and connect the motor wire colors with the ESC wires.
• Install the propeller with the size numbers (10.5 x 8) facing out from
the motor.
• Tighten the spinner nut to secure the propeller into place.
Troubleshooting Guide AS3X
Motor Service
A
C
G
B
H
F
E
Problem Possible Cause Solution
Oscillation
Damaged propeller or spinner Replace propeller or spinner
Imbalanced propeller
Balance the propeller. For more information, view John Redman’s 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 flight
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 im-
mobile 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 fly. Correct the direction settings (refer to the receiver manual), then fly
Post Flight
1
Disconnect the flight battery from the ESC (Required for Safety
and battery life).
2 Power OFF the transmitter.
3 Remove the flight battery from the aircraft.
4 Recharge the flight battery.
5 Repair or replace all damaged parts.
6
Store the flight battery apart from the aircraft and monitor the
battery charge.
7
Make note of the flight conditions and flight plan results, planning for
future flights.
D
Wiring not shown
J
I
13
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