Description
The manhole cover gasket ensures a perfect seal once the hatch is closed after an inspection or maintenance operation. Without it:
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Risk of fuel contamination
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Risk of flammable vapor leakage
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Non-compliance with aviation safety standards (e.g., JIG)
Main functions of the manhole cover:
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Visual inspection of fuel level
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Internal tank inspection (cleanliness, corrosion, presence of water or sediments)
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Preventive or corrective maintenance (cleaning, draining, servicing)
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Sampling for quality analysis (in accordance with EI/JIG standards)
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Safety access in case of an emergency or incident
