TM 5-4320-300-14Table 4-1 Organizational Preventive Maintenance Checks and Services - ContinuedW -WeeklyQ- QuarterlyM -MonthlyS- SemiannuallyIntervalItemItemTo BeNo. W M Q SInspected Procedures8Air Box DrainTubeWARNINGSevere burns, illness, or death may result if per-sonnel fail to handle diesel fuel properly. Ob-serve the following precautions:Do not inhale vapor.Do not refuel near open flame, sparks, or excessive heat.Be certain fuel lines and connections are secure.Do not overfill fuel tank.Work in a well-ventilated area.With the engine running, check to see that air is flowing out ofdrain tube. If no air is flowing out of tube, remove and cleantube with clean fuel oil and replace on engine.4-19
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