SDLG WP6, Service Manual

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Service Manual for WP6 Diesel Engine
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different proportion based on ambient temperature.
(4) Starting: Use starting aid to start the engine in winter. Load and speed up the engine only after
oil pressure and water temperature get normal.
(5) Storage battery: Be sure to check electrolyte level, viscosity and unit voltage before winter
comes. If the engine needs to be stored in cold weather for long term, be sure to take down the
battery and put it in warm environment.
(6) Stop: For shutting down the engine in cold weather, you should firstly unload it and run it idly
for 1~2min, stop the engine after all temperature drops down. Notice that coolant with
antifreeze additive mustn’t be drained out after stop. For coolant without antifreeze additive, it
must be drained out to prevent frost cracking the engine, open the water drain valve or cap on
engine block, engine oil cooler, radiator and water inlet pipe to drain the coolant out.