User Manual

Su-30 70mm Twin EDF

CAUTION: Always disconnect the ﬂ ight battery before performing service

on any of the power system components.

Disassembly

1. Remove the two screws (A) from the fan unit cover (B) and pull the cover out of

the fuselage.

2. Remove the four screws (C) from the fan unit tabs.

3. Pull the fan unit (D) out of the fuselage and disconnect the motor leads from

the ESC.

4. Remove the spinner (E) from the fan by removing the screw from the motor

shaft adapter.

5. Remove the nut and washer (F) to remove the fan (G) and motor shaft

adapter (H).

6. Remove the four screws (I) to remove the motor from the fan shroud (J).

7. Disconnect the ESC from the throttle channel of the receiver.

8. The ESC is held in place by friction between the plate above the fan unit and

the top of the fuselage. Remove the ESC by carefully pulling the ESC by the

motor connection wires, through the fan unit opening.

Assembly

• Assemble in reverse order.

• Correctly align and connect the motor wire colors with the ESC wires.

• Ensure the front of the rotor is installed facing the nose of the aircraft.

• A tool is required to tighten the nut on the rotor and collet.

• Ensure the spinner is fully connected for safe operation.

• Ensure no wiring is pinched by any of the power components.

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.

Make note of the ﬂ ight conditions and ﬂ ight plan results, planning for future ﬂ ights.

Power Components Service