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The steam injector placed in the cabin can be mounted on a ladder, and can also be installed in the main wash mouth. A very short time after the start with cabin steam add steam, open suction ball valve acid container. Regulating valve, so that nitric acid is slowly and evenly, serials Add to steam for a sustained period of at least 30 minutes. It is very important Otherwise, nitric acid will not form a mist into the steam. If nitric acid droplets is too large, they will fall directly into the bottom of the cabin has no effect. When the right amount of nitric acid into the cabin (4 l / m)load factor power plant 100, stop steam injection, and then close the cabin for 3-4 hours. After this time, water to clean the cabin about an hour. Rinse water to the pH value should be checked prior to the flushing process is stopped reaches an acceptable level (6-7). Visual spaces and hidden areas surface pH measurement. If you have a passive instrument can also be used in conjunction. Report: passivation report submitted to the fleet. Passivation treatment, such as frequently used steam method will produce satisfactory results. However, if the c ondition of the cabin has deteriorated, it is strongly recommended to use cycle for processing. Should be recognized that each container in each case is different. Therefore, it is recommended that the person in charge according to its own particular circumstances, these steps are evaluated and treated according to their best judgment.point of load power supply
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