ItemNo.66TM 9-2350-261-20-1Table 2-1. Unit Level Preventive Maintenance Checks and Services for M113A2 FOVIntervalSemi-AnnualItem ToBeInspectedCoolingSystemProcedureWARNINGCompressed air can injure youand others. Do not aim air at sol-diers. Do not use more than 30psi. Always wear goggles.Clean outside of radiator includingfins. Use air gun.Check radiator for damage, cracks andleaks.Check hoses for kinks, cracks andbreaks.Check engine coolant pump belt forcracking, fraying and breaks. Checkfor tightness.Play should be about1/2”.Check for bent or damaged pulley.1Not MissionCapable If:Any Class III leaks.Missing hardwareor Class III leaks.B e l t i s b r o k e n,cracks to belt fiber,has more than onecrack (1/8” in depthor 50% of belt thick-ness), has fraysmore than 2" long orexcessive play.Pulley damaged orIunserviceable.Change 3 2-85
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