OMRG25204 oem uncert & tier 1.pdf - John Deere Industrial Engines

Fuels, Lubricants, and CoolantEthylene GlycolFreeze Protection Limit40% -24°C (-12°F)50% -37°C (-34°F)60% -52°C (-62°F)Propylene GlycolFreeze Protection Limit40% -21°C (-6°F)50% -33°C (-27°F)60% -49°C (-56°F)DO NOT use a coolant-water mixture greater than60% ethylene glycol or 60% propylene glycol.DX,COOL7–19–19DEC03–2/2Supplemental Coolant AdditivesThe concentration of coolant additives is graduallydepleted during engine operation. For allrecommended coolants, replenish additives betweendrain intervals by adding a supplemental coolantadditive every 12 months or as determined necessaryby coolant testing.John Deere COOLANT CONDITIONER isrecommended as a supplemental coolant additive inJohn Deere engines.IMPORTANT: Do not add a supplemental coolantadditive when the cooling system isdrained and refilled with JohnDeereCOOL-GARD.If other coolants are used, consult the coolant supplierand follow the manufacturer’s recommendation for useof supplemental coolant additives.The use of non-recommended supplemental coolantadditives may result in additive drop-out and gelationof the coolant.Add the manufacturer’s recommended concentration ofsupplemental coolant additive. DO NOT add more thanthe recommended amount.COOL-GARD is a trademark of Deere & CompanyDX,COOL4–19–07NOV03–1/110-15 110306PN=41