HY1500 COMPACT HYBRID SYSTEM

S-Aero® HY1500 operation manual

Thank you for using Sandwich Drone.

• Please read this Owner’s Manual thoroughly before operating and use the engine correctly according to this Owner’s

(For safety reasons, please contact your sales dealer before operating this engine if there is something that you do not understand.)

• This drone has been designed for the use of mapping, surveillance, and research.

Please use this done in conjunction with the manual for the equipment you are going to use onboard.

• The purchaser (user) shall bear all obligations and responsibilities stipulated by law, local ordinance and the

 General Specifications

       SAFETY PRECAUTION

• These safety precautions are to prevent you and those people in the vicinity from incurring harm or damage. Make sure to observe these precautions and constantly strive to ensure
• Safe use of the engine is your personal obligation and responsibility. Constantly take care to act with good judgment.

• The fuel is Do not let it get into your eyes or mouth. Store it in a cool place, out of the reach of infants and children.
• Use of open flames around the fuel is strictly prohibited, because of the danger of
• To prevent burns, make sure not to touch the engine while it is operating or immediately after it has
• Do not run the motor in poorly ventilated Do not breathe the exhaust, as it is a health hazard.

GENERATOR FUELING SYSTEM                                           

• Gasoline is very flammable. Avoid smoking and any fires near
• To prevent all possible problems on the fueling system, make sure to use the fuel filter which has more than 300 mesh or equivalent and gasoline proof rubber pipe or equivalent.

The incorrect fuel filter may cause engine trouble like fuel passage stuffing in a carburetor, or piston surface scratching, etc.

• When fueling, make sure that no fuel touches the hot
• Also, check that there is no fuel leakage due to cracks, or

ENGINE STARTING                                                            

• Push the primer pump several times until overflown fuel flows out. (Fig.1)
• Close the choke lever(Fig.2), and move the throttle lever 1/4~1/3 open
• Pull the starter(knob) quickly until first firing (Fig.3)
• Open the choke(Fig.2)
• Pull the starter quickly
• Operate engine for a few minutes for the warming

• In this case, change a spark plug or dry it, and remove fuel rest in the cylinder by pulling starter.
  In the case of engine warm condition, choking may not be necessary.
• Over choking may cause starting difficulty due to wet spark

Propulsion system

Navigation system

Generator system