TM 5-3825-229-14&P4-46. SERVICE ENGINE (cont)c.Drainantifreeze(cont).(2)Position drain pan under radiator drain plug (1).(3)Remove radiator filler cap (2).(4)Open radiator drain plug (1). Drain all antifreezefrom radiator. Close drain plug (1).(5)Position drain pan under engine block drain plug(3).(6)Open engine drain plug (3). Drain antifreezefrom engine block. Close engine drain plug (3).d.CleanCoolingSystem.(1)Drain cooling system as described above.(2)Fill with clean water and radiator cleaningsolution. Follow instructions provided on solutioncontainer.Draining AntifreezeWARNINGImproper use of cleaning solution can cause burns or other serious injury. Read all warning labelscarefully before using.CAUTIONDo not start pump engine unless distributor pump is primed. Refer to para. 2-16 to prime pump.(3)Run engine to clean system.(4)When cleaning is complete, drain cleaning solution. After engine has cooled, flush system as described below.CAUTIONNEVERpour cold water in hot engine. This can cause head or cylinder block to crack. NEVERoperate engine without coolant under any circumstances.e.FlushingEngine.(1)Drain cooling system (refer to para. c. above).(2)Remove thermostat (refer to para. 4-46A) thermostat cover (2).4-91
Integrated Publishing, Inc. - A (SDVOSB) Service Disabled Veteran Owned Small Business