00:00:00.030 chemical cleaning is carried out by 00:00:01.88000:00:01.890 circulating a chemical solution through 00:00:04.10000:00:04.110 the heat exchanger by a pump 00:00:08.15000:00:08.160 the pump draws chemical through a tank 00:00:10.97000:00:10.980 and pumps it to the inlet of the 00:00:12.98000:00:12.990 exchanger and the outlet returns back to 00:00:15.26000:00:15.270 the tank from where it is recirculated 00:00:20.40000:00:20.410 the process is continued until there is 00:00:22.76900:00:22.779 no discoloration of the chemical 00:00:26.94000:00:26.950 after this the chemical and the tank is 00:00:29.52000:00:29.530 replaced with fresh water which is then 00:00:31.85900:00:31.869 flushed through the heat exchanger to 00:00:33.99000:00:34.000 clean water returns 00:00:37.67000:00:37.680 manufacturer's instructions must be 00:00:39.78000:00:39.790 strictly followed to avoid any damage to 00:00:42.60000:00:42.610 heat exchanger 00:00:44.79000:00:44.800 mechanical cleaning can be easily 00:00:46.75000:00:46.760 carried out on the tubes and water boxes 00:00:49.30000:00:49.310 the water boxes can be manually cleaned 00:00:54.11900:00:54.129 however the internal surfaces have to be 00:00:56.61000:00:56.620 cleaned with a special brush that is 00:00:58.95000:00:58.960 connected to an extended rod which is 00:01:01.34900:01:01.359 designed for this purpose 00:01:05.10000:01:05.110 this will remove 00:01:06.52000:01:06.530 the barnacles algae sludge and marine 00:01:09.34000:01:09.350 growth that are adhering internally on 00:01:11.71000:01:11.720 the tubes 00:01:14.83000:01:14.840 brushing should be done carefully as any 00:01:17.62000:01:17.630 damage to the tubes can lead to further 00:01:19.48000:01:19.490 corrosion and erosion mechanical 00:01:21.78900:01:21.799 brushing easily dislodges most soft 00:01:24.37000:01:24.380 deposits 00:01:28.75000:01:28.760 cleaning with brush flush the remaining 00:01:31.03000:01:31.040 sludge with fresh water however in cases 00:01:34.12000:01:34.130 where hard deposits are difficult to 00:01:36.13000:01:36.140 remove chemical cleaning will help
Office location
Engineering company LOTUS®
Russia, Ekaterinburg, Lunacharskogo street, 240/12