TM 9-2350-261-29-1Table 2-1. Unit Level Preventive Maintenance Checks and Services for M113A2 FOVItem Interval Item ToProcedureNot MissionNo.BeInspectedCapable If:77Semi-BatteriesWARNINGAnnualB a t t e r y p o s t s a n dcablestouched by metal objects ca nshort circuit and bum or injureyou. Use caution when you workwith tools or other metal objects.Do not wear jewelry when yo uwork on electrical system. Elec-trical current can bum you. Re-move battery ground lead beforeyou start task (page 13-2).Clean batteries and battery box (page13-20 or 13-22).Replace batteries that leak, havecracked cases, or burned post (page13-16 or 13-18).Any leaks, loose,damaged, cracked,broken or missingbattery or hard-ware.Check and record specific gravity ofeach cell (see TM 9-6140-200-14).Specific gravity isnot within set stan-dards.Tropical Electrolyte1.180-1.225Temp Electrolyte1.225-1.2802 - 1 0 0 C h a n g e 3
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