Diving and underwater engineering work at neftegazopromyslovy. Film 3rd (1988)

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Aquanaut enters the bell.

The dive supervisor supervises the work of the operator and the diving doctor.

The bell rises.

The procedure of actions of the head of descents.

In the event of a drop in pressure in the respiratory mixture supply system, divers should immediately be transferred to breathing from the emergency bell cylinders, and divers should be brought into the bell.

Raise the bell and, only after that, find out the reason for the refusal.

The hot water supply unit has failed.

The head of the descents returns the divers to the bell.

First you need to close the hot water supply valve and return the divers to the bell.

Only then find out the causes of malfunctions.

After fixing the malfunction, the divers continue to work.

The hose system is confused.

The head of the descents sends a second diver to help.

If the first and second divers cannot release the hose system, the second diver takes the belaying end in the bell and attaches it to the first diver.

All hoses are cut off.

The first diver is delivered to the bell.

All operations are performed at the command of the head of descents.

If water gets into the under-mask space, it is enough for the diver to turn on the blowing of the helmet-mask glass.

The helmet-mask fastenings are unfastened, you need to stop working and holding the helmet-mask to return to the bell.

When working on a damaged pipeline, oil can get on diving equipment.

Under increased pressure in the bell, petroleum products become a source of harmful fumes and can cause pollution of the gas environment, poisoning of the operator and divers.

If there are signs of poisoning, divers need to turn on emergency half masks.

The bell is rising.

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