This document is a user manual that describes the features and performance of the DLE series gasoline engine and provides safety instructions.
This manual introduces the DLE‑111 gasoline engine designed for model airplanes, highlighting its lightweight, high power, and stability. It begins with safety warnings, emphasizing that the engine is not a toy, that propellers and mounts must be securely fastened, and that users should never stand in front of a running propeller.
The document then details technical data, adjustment procedures for the carburetor, choke, idle speed, and needle settings, as well as step‑by‑step start‑up instructions. A maintenance section covers fuel type, oil‑to‑petrol ratio, fuel filter cleaning, and general upkeep to ensure reliable operation.
| Power | 2 HP @ 7500 rpm |
|---|---|
| Idle Speed | 1400 rpm |
| Pulling Force (100 m) | 25.5 kg |
| Pulling Force (1800 m) | 22.3 kg |
| Spark Plug | NGK CM6 |
| Exhaust Volume | 111.2 cm³ |
| Bore × Stroke | 45 mm × 35 mm |
| Net Weight | 2500 g |
| Fuel‑Oil Ratio | 30 : 1 |
The fuel filter in the carburetor should be cleaned periodically; neglecting this can cause needle adjustment failure and unstable engine operation.
Use clean 93‑octane petrol mixed with engine oil at a ratio of 30 : 1.