▁Green b elt , ▁Maryland . ▁ ▁On ▁March ▁ 2 6 , ▁ 2 0 1 5 ▁The ▁R R M ▁On - or bit ▁Transfer ▁C age ▁was ▁loaded ▁into ▁the ▁K ib o ▁air lock ▁and ▁picked ▁up ▁by ▁the ▁J EM ▁Rob otic ▁Arm ▁who ▁handed ▁it ▁off ▁to ▁De xt re ▁for ▁installation ▁on ▁the ▁main ▁module . ▁▁ ▁On ▁April ▁ 3 0 , ▁ 2 0 1 5 ▁The ▁R R M ▁On - Or bit ▁Transfer ▁C age ▁was ▁installed ▁on ▁the ▁main ▁module ▁and ▁the ▁Ph ase ▁ 1 ▁hardware ▁was ▁removed ▁and ▁placed ▁in ▁the ▁c age ▁for ▁dispos al ▁on ▁HT V - 4 . ▁The ▁experiment ▁was ▁then ▁activ ated ▁that ▁same ▁day . ▁ ▁February ▁ 2 0 1 6 ▁the ▁Ph ase ▁ 2 ▁experiment ▁was ▁de activ ated ▁and ▁all ▁fuel ▁and ▁cool ing ▁lines ▁were ▁turned ▁off ▁in ▁prepar ation ▁for ▁dispos al ▁of ▁the ▁R R M ▁payload ▁and ▁its ▁fuel ▁on ▁Space X ▁Dragon ▁C RS - 1 0 . ▁ ▁On ▁February ▁ 2 3 , ▁ 2 0 1 7 ▁The ▁main ▁module ▁of ▁the ▁R R M ▁experiment ▁and ▁the ▁Ph ase ▁ 2 ▁hardware ▁were ▁removed ▁and ▁stored ▁in ▁the ▁tr unk ▁of ▁Space X ▁C RS - 1 0 ▁for ▁dispos al ▁and ▁the ▁S TP ▁H 5 ▁experiment ▁with ▁R aven ▁was ▁activ ated ▁beginning ▁Ph ase ▁ 3 . ▁ ▁Ph ase ▁ 3 ▁ ▁With ▁the ▁completion