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TM 5-5430-210-12
Table 3-2. Troubleshooting (con’t)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4. FILLER AND DISCHARGE ASSEMBLY LEAKS BETWEEN OVAL CLOSURE PLATE (5, fig. B-2)
AND TANK FITTING
Step 1. Check for missing or loose hexagon head cap screws (3, fig. B-2.
Replace all missing screws and washers. Tighten all screws to 30 inch-pounds.
Step 2. Check the preformed packing (6, fig. B-2) between the oval closure plate and the tank fitting for nicks, breaks, and com-
pression. Replace the packing (para. 3-7).
5. FILLER AND DISCHARGE ASSEMBLY LEAKS BETWEEN OVAL CLOSURE PLATE 5 fig. B-2)
AND FLANGED ADAPTER (11).
Step 1. Check for missing or loose hexagon head cap screws (7).
Replace all missing screws and washers. Tighten all screws to 30 inch-pounds.
Step 2. Check the round flange gasket (12) for damage or breaks.
Remove the flanged adapter and replace the gasket. (para. 3-7).
6. FILLER AND DISCHARGE ASSEMBLY LEAKS BETWEEN FLANGED ADAPTER (11, fig. B-2)
AND QUICK DISCONNECT FITTINGS (15).
Remove the quick disconnect fittings and check the gaskets (2 & 14) for damage or breaks.
Replace the gaskets as required (para. 3-7).
7. FILLER AND DISCHARGE ASSEMBLY LEAKS THROUGH HARDWARE (1, 11 & 15, fig. B-2) OR
WILL NOT ASSEMBLE.
Check the hardware for cracks, damage and wear.
Replace the required hardware (para. 3-7).
8. DRAIN ASSEMBLY LEAKS BETWEEN DRAIN FITTING (3, fig. B-3) AND TANK FITTING (Ex-
cluding Tank NSN 5430-00-268-8187).
Step 1. Check for missing or loose hexagon head capscrews (l).
Replace all missing screws and washers. Tighten all screws to 30 inch-pounds.
Step 2. Check the preformed packing (4) between the drain fitting (3) and the tank metal face for nicks, breaks, and com-
pression.
Replace the packing. (para. 3-8)
9. DRAIN FITTING (3, fig. B-3) LEAKS THROUGH METAL (Excluding Tank NSN 5430-00-268-8187)
Check the drain fitting for damage or cracks.
Replace the drain fitting (para. 3-8.
10. DRAIN CONTROL VALVE LEAKS (5, fig. B-3).
Step 1. Check to ensure that the control valve is closed completely.
Close control valve.
Step 2. If completely closing the control valve does not stop the leakage, check for damage or wear.
Replace the control valve (para. 3-8).
11. HOSE ASSEMBLY COUPLING LEAKS (2, fig. B-4)
Step 1. Check the coupling gaskets (1 & 3) for damage or wear.
Replace the gaskets
Step 2. Check the quick disconnect coupling and adapter attached to the hose for dir& damage, or wear.
Remove dirt or any foreign objects found inside of the couplings. If this fails to correct the leakage, re-
place the hose assembly (para. 3-9).
3-5
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