TM 9-2350-261-20-1Table 2-1. Unit Level Preventive Maintenance Checks and Services for M113A2 FOVItemIntervalItem ToProcedureNot MissionNo.BeCapable IfInspected6Semi-EngineNOTEAnnualandDrain oil only when hot after op-Trans-eration. Allow oil to drain formissionone hour if time permits. Do notmix OE/HDO-15 W 40 with singleContinuedgrade lubricants.NOTEVisual inspection of engine/transmission should not be justi-fication to change oil. Detergentoils may appear dark in colordue to additives. Change oil andfilters when converting fromOE/HDO to OEA, PE30-1 andfrom OE/HDO, PE10-1 to OE/HDO. See engine and transmis-sion temperature key charts onLubrication Table.Clean inside of engine filter cover ortransmission filter cavity with drycleaning solvent (PD-680, Type II,Item 13, Appendix C).Install new engine filter element/gas-ket, or transmission element/packings(see TM 9-2350-261-20, page 4-7 or18-9).Refill engine and check oil level withapproximately 18 quarts of OE/HDOor OEA. Bring level between full andlow marks on gage rod. Start and runengine and check for oil leaks.Refill transmission with approxi-Any Class III leaks.mately 16 quarts of OE/HDO or OEAafter oil change. Start and run engineand operate transmission through allgear selector positions.Engine and transmission operationalAny Class III leaks.check: run engine and check for oilleaks at filter and drain plug IAW TM9-2350-261-10. Inspect access coverson hull bottom and replace gasket orcover if required.Change 3 2-47
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