TM 9-2350-238-10ItemNo.38Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR THERECOVERY VEHICLE M578–CONTINUEDIntervalWeeklyItem toCheck/ServiceBatteriesProcedurea.b.Set MASTER switch OFFbefore checking batteries.Remove all watches andjewelry from your person toprevent possible injury bybecoming entangled invehicle.Make sure all electricalswitches are OFF to preventpossible battery gas ex-plosion.Do not open driver’s coverwhile servicing batteries.The cover handle may shortout on cable connections.In cold weather, after water hasbeen added to batteries, startengine and fast idle for 30 min-utes to recharge batteries and mixwater with residual electrolyte toprevent freezing of batteries.Check batteries for corrosion andcorrect electrolyte level (TM9-6140-200-1 4). Refer to page3-36.Not fully MissionCapable if:One or more bat-teries are unser-viceable or missing,Change 22-43
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