EN
12
Pitts S-1S
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.
Motor Service
Post Flight
Troubleshooting Guide AS3X
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 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 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 fly. Correct the direction settings (refer to the receiver manual), then fly
A
B
C
G
H
I
D
E
F
Wiring not shown
CAUTION:
Always disconnect the flight battery before
performing motor service.
Disassembly
1. Remove screw
(A)
from spinner
(B)
to remove.
2. Use a tool to remove the propeller nut
(C)
, and then remove the
propeller
(D)
, spinner backplate
(E),
prop washer
(F)
, cowl
(G)
and prop adaptor
(H)
, from the motor.
3. Remove the four screws and the motor
(I)
with the X-mount
(J)
from the fuselage.
4. Disconnect the motor wires from the ESC wires.
5. Remove the 4 screws
(K)
and motor from the X-mount.
Assembly
6. Assemble in reverse order.
• Correctly align and connect the motor wire colors with the
ESC wires.
• Install the propeller with the size numbers (11 x 7) facing out
from the motor.
• Tighten the spinner nut to secure the propeller into place.
J
K
