RING 5349177 - Caterpillar

Coolant Specifications
Use a mixture of water, ethylene glycol (antifreeze) and cooling system conditioner. Pure, undiluted antifreeze will freeze at -23°C (- 10°F). Do not use Caterpillar liquid cooling system conditioner or coolant conditioner elements with Dowtherm 209 Full-Fill coolant. Follow the instructions provided with the Dowtherm 209 Full-Fill coolant.
Refer to "Know Your Cooling System," Form SEBD0518, for more detailed specifications.Water
Acceptable water for use in the ethylene glycol and water mixture is shown in the chart below: Antifreeze
Use the correct amount of ethylene glycol mixed with water, to provide freeze protection to the lowest expected outside temperature.Conditioner
Always add liquid cooling system conditioner to water. Never use water only. Never use both liquid cooling system conditioner and a coolant conditioner element (if equipped) at the same time.
Use Caterpillar liquid cooling system conditioner or a coolant conditioner element (if equipped). This will provide a 3% to 6% concentration of conditioner in the cooling system to help prevent corrosion.Conditioner can be purchased from your Caterpillar dealer.