5 ▁t onnes ▁in ▁weight . ▁It ▁will ▁comfort ably ▁work ▁at ▁full ▁power ▁into ▁up ▁to ▁ ▁of ▁calm ▁water . ▁The ▁ 3 2 0 8 ▁V 8 ▁C ater p ill ar ▁dies el ▁engine ▁will ▁generate ▁power ▁simultaneously ▁for ▁drive ▁and ▁for ▁win ch ing ▁during ▁its ▁launch ▁and ▁recovery ▁procedure . ▁Control ▁of ▁the ▁vehicle ▁is ▁achieved ▁using ▁a ▁single ▁jo yst ick ▁controller ▁which ▁controls ▁the ▁hyd ra ul ic ▁transmission ▁functions ▁and ▁has ▁the ▁added ▁safety ▁feature ▁of ▁a ▁dead ▁man ▁ped al . ▁ ▁The ▁tra ctor ▁has ▁a ▁fully ▁en closed , ▁water proof , ▁protect ive ▁co ck pit ▁and ▁has ▁dup licated ▁controls ▁front ▁and ▁back ▁for ▁use ▁when ▁facing ▁in ▁either ▁direction . ▁In ▁the ▁event ▁of ▁the ▁tra ctor ▁becoming ▁in oper able ▁whilst ▁in ▁the ▁water , ▁it ▁can ▁be ▁b atten ed ▁down ▁and ▁left ▁on ▁the ▁sea ▁bed ▁in ▁up ▁to ▁a ▁depth ▁of ▁ ▁without ▁the ▁entry ▁of ▁sea ▁water . ▁The ▁tra ctor ▁has ▁been ▁designed ▁with ▁extensive ▁cor ros ion ▁protection ▁to ▁protect ▁from ▁the ▁very ▁ag gress ive ▁working ▁environment ▁of ▁ ▁the ▁sea ▁water ▁and ▁beach ▁conditions ▁the ▁tra ctor ▁has ▁to ▁end ure . ▁ ▁Performance ▁ ▁The ▁tra ctor ▁when ▁t ether ed ▁to ▁a ▁lif eb o at ▁carriage ▁has ▁the ▁cap ability ▁of ▁to wing ▁and ▁pulling ▁such ▁carri ages ▁at ▁a ▁top ▁speed ▁of ▁up ▁to ▁. ▁In ▁addition ▁to ▁its ▁original ▁design ▁intent , ▁the ▁tra