Table 4-15. Water Closet Check Valve Assembly

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Table 4-14. Water Closet Assembly Troubleshooting - continued

TM-55-1905-220-14-8 Landing Craft Utility LCU 1671-1679 NSN 1905-01-009-1056 Manual

Table 4-16. Water Closet Activation Valve Assembly Troubleshooting

TM 55-1905-220-14-8

4-5. GENERAL (Continued).

Table 4-15. Water Closet Check Valve Assembly - Troubleshooting.

NOTE

Refer to paragraph 4-15 for maintenance instructions.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. Check valve - no vacuum on down-stream side but vacuum at inlet.

Valve plugged.

Replace valve.

4-60