TM 5-3805-293-23-2
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AIR INLET AND EXHAUST SYSTEM INSPECTIONS CONTINUED
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12. Inspect hose (Figure 6, Item 1) for sharp bends, kinks, or collapsed surfaces that may restrict air flow or cause
blockage.
a. Re-route or replace hose (WP 0078).
b. Hose OK, proceed to step 13.
13. Inspect three clamps (Figure 6, Items 2, 5 and 6) for loose connections.
a. If clamps are loose, tighten or replace.
b. Clamps OK, proceed to step 14.
14. Separate upper check valve (Figure 6, Item 3) from lower check valve (Figure 6, Item 4). Inspect check valve
(Figure 6, Items 3 and 4) for dirt and debris that may cause check valve to not seal.
a. If dirt and debris are present, remove as necessary from check valve and install lower check valve (Figure
6, Item 4) on upper check valve (Figure 6, Item 3).
b. Check valve OK, install lower check valve (Figure 6, Item 4) on upper check valve (Figure 6, Item 3). Pro-
ceed to step 15.
Figure 6. Air Cleaner Check Valve.
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15. Air inlet, air cleaner, check valve, and hose OK, return to troubleshooting.
END OF TASK