The DLE DLE65 Engine User Manual provides safety instructions, specifications, adjustment, and maintenance guidelines.
This manual explains safety precautions for the DLE65 engine, including checking the propeller and airframe, using Loctite on screws, installing a shock absorber, and keeping clear of the propeller while wearing protective eyewear.
It also details the engine’s specifications, adjustment procedures, start‑up steps, and regular maintenance such as fuel‑oil mixture, break‑in run time, and carburetor cleaning.
| Power | 6.5 HP @ 7500 rpm |
|---|---|
| Idle Speed | 1400 rpm/min |
| Static Thrust (100 m) | 16 kg |
| Static Thrust (1800 m) | 13.7 kg |
| Displacement | 65 cm³ |
| Bore × Stroke | 47 mm × 37.5 mm |
| Weight | Main engine 1450 g, Exhaust pipe 170 g, Ignition equipment 130 g |
| Ignition Voltage | 4.8 V – 12 V |
Check the propeller, engine frame, and all screws and nuts for looseness, use Loctite on fasteners, install a shock absorber during break‑in, keep clear of the propeller’s rotation plane, and wear protective eyewear.
Use clean 93# gasoline mixed with engine oil at a ratio of 30 : 1 and do not mix different brands or grades of oil.