www.changlin.com.cn High Pressure Lines Venting Antifreeze Concentration Checking Check the antifreeze concentration. Use ethylene glycol base antifreeze to protect the engine to -37°C [-34°F] throughout the year. Antifreeze is essential in all climates. It broadens the operating temperature range by lowering the coolant freezing point and by raising the coolant boiling point. 50 / 149 pages 7mm (PES. A, PES. MW), 19mm (PES. P) Warning: The pressure of the fuel in the line is ufficient to penetrate the skin and cause serious odily harm. oosen the fittings at the injectors, and crank the ngine to allow entrapped air to bleed from the nes. Tighten the fittings. Warning:
It is necessary to put the engine in the RUN" position. Because the engine could start, e sure to follow all the safety precautions. Use he normal engine starting procedure. tart the engine and vent one line at a time until he engine runs smoothly.