TM 9-2350-247-20-1LOW AIR FLOW AT ALL OUTLETS (M548A3)—Continued 0106 00Y1. Turn NBC AIR FILTER SWITCH (1) OFF (see your -10).2. Loosen clamp (2) and remove inlet hose (3) from M18 filter (4).3. Turn NBC AIR FILTER SWITCH (1) ON (see your -10).4. Is air flow from particulate precleaner (5) restricted?YESNOYN1. Turn NBC AIR FILTER SWITCHOFF (see your -10).2. Turn MASTER SWITCH OFF.3. Cover air intake holes by slidingspring clip forward over holes onparticulate precleaner.4. Repair and/or replace outlet hosesfrom M18 filter.5. Replace M18 filter (WP 0536 00).6. Verify no faults found.0106 00-2
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