POWERTECH™ 2.9 L OEM Diesel Engines - John Deere Industrial ...

Lubrication&Maintenance/2000 Hour/24 MonthFlushing And Refilling Cooling SystemCAUTION: Explosive release of fluids frompressurized cooling system can cause seriousburns.Shut off engine. Only remove filler cap whencool enough to touch with bare hands. Slowlyloosen cap to first stop to relieve pressurebefore removing completely.NOTE: Drain the initial factory fill engine coolant after thefirst 2000 hours or 24 months of operation.Subsequent drain intervals are determined by thecoolant used for service.Beware of High Pressure FluidsTS281 –UN–23AUG88When John Deere COOL-GARD is used, thedrain interval is 3000 hours or 36 months. Thedrain interval may be extended to 5000 hours or60 months of operation provided that thecoolant is tested annually AND additives arereplenished as needed, by adding asupplemental cooling additive (SCA).If COOL-GARD is not used, the drain intervalis reduced to 2000 hours or 24 months ofoperation.Drain old coolant, remove thermostat, flush the entirecooling system, install thermostat, and fill withrecommended clean coolant. For correct coolant mixture,refer to Fuels, Lubricants and Coolant section.Perform these procedures as follows:1. Pressure test entire cooling system and pressure cap ifnot previously done. (See PRESSURE TESTINGCOOLING SYSTEM, earlier in this section.)Radiator CapRG12833 –UN–13FEB032. Slowly open the engine cooling system filler cap orradiator cap (A) to relieve pressure and allow coolantto drain faster.COOL-GARD is a trademark of Deere & CompanyContinued on next page40-4 060106PN=101RG,RG34710,5079–19–11FEB03–1/3