EN
Troubleshooting Guide AS3X
Motor Service
CAUTION:
Always disconnect the fl ight battery before performing
motor service.
Disassembly
1. Remove the screw (
A
) and spinner (
B
) from the prop nut (
C
).
2. Remove the propeller (
D
), backplate (
E
) from the prop adapter and motor.
You will need a tool to turn the spinner nut.
3 Remove the 3 screws (
G
) from the prop adapter (
H
) and remove it from the
motor.
4. Remove the 4 screws (
I
) from the motor mount (
J
) and the fuselage.
5. Disconnect the motor wires from the ESC wires.
6. Remove the 4 screws (
K
) and motor (
L
) from the motor mount.
Assembly
Assemble in reverse order.
• Correctly align and connect the motor wire colors with the ESC wires.
• The propeller size numbers (8 x 8) must face to the front of the airplane for
correct propeller operation.
• A tool is required to tighten the lock nut on the collet.
A
B
H
C
D
N
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
Too high of gain value in
AR636
Reference AR636 manual to reduce gain value.
Inconsistent fl 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 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 fl y. Correct the direction settings (refer to the receiver manual), then fl y
Post Flight
1
Disconnect the fl ight battery from the ESC (Required for Safety
and battery life).
2
Power OFF the transmitter.
3
Remove the fl ight battery from the aircraft.
4
Recharge the fl ight battery.
5
Repair or replace all damaged parts.
6
Store the fl ight battery apart from the aircraft and monitor the
battery charge.
7
Make note of the fl ight conditions and fl ight plan results, planning for
future fl ights.
E
G
I
J
K
L
H
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