Astronauts International Space Station (ISS) is completely renovated station cooling system and eliminated the leakage of ammonia from one of the solar panels. Complex operation failed during a spacewalk, reports The Canadian Press news agency referring to NASA.
leak, in which NASA called the “fountain”, was seen a week ago. Began emergency repairs, which provided for a spacewalk two astronauts – American Christopher Cassidy and Thomas Mashburn. They replaced the pump that caused the leak, two days after the occurrence of the problem. In NASA problematic pump is now referred to as “Mr. Leaky”, told an air traffic controller Anthony Wareham. “It definitely was a big leak,” – he admitted.
ammonia leak led to the shutdown of one of the seven elements of power supply the ISS. NASA hopes to resume normal operation of the ISS early next week after a software upgrade.
Ammonia is used as a coolant in the radiator space station.
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