This document provides information on the features and characteristics of the DuraTrax engine, including easy starts and powerful performance for thrilling R/C action. It also contains instructions on how to break-in, operate, and maintain the engine, ensuring a long life of dependable performance.
This manual provides instructions for operating, maintaining, and breaking in the DuraTrax Velocity 15 R/C model engine. It covers essential safety precautions regarding fuel handling and exhaust fumes, as well as specific steps for starting the engine using a recoil starter or half-throttle method.
The document details carburetor adjustment procedures, including settings for high-speed and low-speed needles and the throttle stop screw. It also outlines a critical six-tank break-in process to ensure long-term performance and includes information on warranty claims through Hobby Services.
DuraTrax will warranty this engine for 90 days after the purchase date from defects in materials or workmanship.
The high-speed needle is pre-set at 2-1/2 turns out from fully closed, and can be turned counterclockwise to richen or clockwise to lean.
The break-in period should be done over the first 5 or 6 tanks of fuel, running with the body off and keeping the air cleaner on at all times.