TM 9-2350-247-20-1NO AIR FLOW AT ONE OR MORE OUTLETS (M548A3)—Continued 0105 004Y1. 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.4. Is air flow from inlet hose (3) restricted?YESNO4YN1. 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 hosefrom M18 filter (WP 0537 00).5. Replace M18 filter (WP 0536 00).6. Verify no faults found.0105 00-4
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