Power System Installation And Service; Post Flight - Horizon Hobby E-Flite Viper 90mm EDF Manuel D'utilisation

Power System Installation and Service

Installing the Power System (ARF Plus)
The recommended power system components are given in the Specifications table
at the beginning of this manual.
1. Remove the two screws from the fan unit cover and pull the cover out of the
fuselage.
2. Feed the ESC battery and throttle leads through the small hole at the front of
the ESC compartment and into the battery compartment.
3. Feed the motor leads through the trough under the fan shroud location.
4. Install the ESC in the fuselage.
5. Assemble motor to the fan housing.
6. Install the rotor adapter to the motor shaft.
7. Install the rotor to the rotor adapter with the rotor nut, nose cone and nose
cone screw. Ensure the rotor nut is tightened securely before installing the
nose cone.
8. Connect the motor wires to the ESC motor leads.
9. Install the fan unit into the fuselage using four screws through the fan unit tabs.
10. Install the fan unit cover with the two screws removed in Step 1.
11. Connect the throttle lead to the aircraft receiver.
CAUTION: Always disconnect the flight battery before performing motor service.
Disassembly
1. Remove the two screws from the fan unit cover and pull the cover off the
fuselage.
2. Remove the four screws from the fan unit tabs.
3. Pull the fan unit out of the fuselage, take note of the wiring order, and
disconnect the motor leads from the ESC.
4. Remove the rotor cone screw, rotor cone, rotor nut, and washer from the rotor
adapter.
5. Remove the rotor by pulling it off the rotor adapter.
6. Remove the rotor adapter from the motor shaft.
7. Remove the four 3mm hex head screws that hold the motor in the fan housing.

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 to storage voltage level.
Assembly
Assemble in reverse order.
• Correctly align and connect the motor wire colors with the ESC wires.
• Install the rotor as shown.
• Tighten the nut on the motor adapter to secure the rotor into place.
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.
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