TM5-4220-231-14&P OPERATION PROCEDURES  (OP) FOR DIVINGOPERATIONS OPERATOR CHECKLISTOP 2 DATE-/-/-    STARTTIME END  TIME OPERATOR1 OPERATOR 2 LOCATION STEP ITEM LOCATION I ACTION PERFORMED I CHECKED _IBY BY NOTE 8ft. Interconnecting   Hoses  shall  be  positioned  between  Top and  Bottom  DASS  Racks  during  set-up. NOTE Secure   and  bleed  pressure   from  Hoses  prior to correcting  leaks. HOSE   CONNECTIONS OP   2.1 2.1.1 SDASS Perform   Before   Operation PMCS   IAWTable   2-1 2.1.2 AHP-V203 Primary   DASS Connect    25/100    ft.  HP  hose   at Rack AHP-V203   to  DACC  Primary (Bottom  Rack) HP  IN fitting. Secure    safety   wires. 2.1.3 AHP-V209 Secondary DASS Connect    50/100   ft.  HP  hose   at Rack   (Top Rack) AHP-V209    to  DACC Secondary HP  IN fining. Secure    safety   wires. 2.1.4 DACC Rear   DACC Connect    2  ea.   4  ft.  LP  hoses    to LP  OUT Panel VTA LP  IN hose   connections. Fittings Secure safety   wires. 2.1.5 Connect    diving  umbilicals   (air supply)   to  appropriate red, green,   or  yellow  diver  connector on  VTA flip  up console. 2.1.6 Connect    pneumo    hose   to appropriate pneumo    fitting   on rear  panel   of  DACC. ENABLE   PRIMARY  DASS   OP  2.2 2.2.1 AHP-V205 DASS   Rack Fully  open   CCW  - Turn  back   1/4  CW. 2.2.2 AHP-V201 DASS  Rack   - Slowly  open   fully CCW  - Front  -   Flask Turn   Back   1/4  CW. AHP-V202 Valves 2.2.3 AHP-V203 DASS   Rack Slowly  open   CCW  - Turn  back   1/4 CW  - Release pressure to  DACC Primary    HP  IN. 2.2.4 AHP-G211 DASS   Rack Record    Pressure: PSIG. 2-48 Change    6