Table 4-19. Water Closet Water Dispensing Valve Troubleshooting

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Table 4-18. Water Closet Vacuum Dispensing Valve Troubleshooting

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

Table 4-20. Sewage System Sewage Discharge Valve Troubleshooting.

TM 55-1905:220-14-8

4-5. GENERAL (Continued).

Table 4-19. Water Closet Water Dispensing Valve

Troubleshooting.

NOTE

Refer to paragraph 4-15 for maintenance instructions.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. No water.

Step 1. Loose or broken vacuum line.

Replace or refit line.

Step 2. Main water supply off.

Open water supply.

Step 3. Hole in valve diaphragm.

Replace valve.

Step 4. Gravity timer malfunction.

See Gravity Timer Troubleshooting.

2. Water valve runs constantly.

Step 1. Gravity timer malfunction.

See Gravity Timer Troubleshooting.

Step 2. Worn seat or valve jammed open.

Replace valve.

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