FLANGE 5064204 - Caterpillar

Oil pan immersion heaters are not recommended for heating the lube oil. To ensure the compatibility of the components, only use equipment that is recommended by Caterpillar.A jacket water heater is required for starting in temperatures as low as 0 °C (32 °F). The jacket water heater can maintain the water temperature at approximately 32 °C (90 °F). The heated water will help to keep the oil in the engine block warm enough to flow when the engine is started. A jacket water heater is required for starting when the temperature is less than 16 °C (60 °F).Air starting motors may require a larger volume of starting air and/or a higher air pressure in order to start the engine at colder temperatures.For electric starting, extra battery capacity may be necessary.Consult your Cat dealer for more information on the starting aids that are available for cold weather starting.