• One channel of the important consumer cooling system was finished on 17.09.2003. The fuel pond was handed over for cleanness. The two first baskets with dummy fuel assemblies were installed.
• The testing on the safety systems for open reactor started on 27.09.2003. The erection of Commissioning Measuring System (CMS) was commenced.
• The testing on the safety systems for open reactor was accomplished on 28.09.2003. The erection of CMS on the reactor was finished. The reactor assembly for (HT) and circulation flushing (CF) was commenced.
• The reactor internals pit was installed on 01.10.2003.
• Fuel automatic conveyer arrived on 06.10.2003.
• Supply of dummy fuel assemblies into the tight shell was finished on 07.10.2003 and the loading into the reactor started.
• The upper unit installation started on 20.10.2003.
• The oil circulation to RCP No 1-4 takes place on 23.10.2003. SDGU diesel No1 running in was performed.
• The primary circuit filing for HT and CF started on 25.10.2003.