ACCUMULATOR UNIT - koomey unit (BOP CONTROL UNIT) 4 way valve koomey unit او bop accumulator unit الوحدة المتحكمة في غلق و فتح صمامات مانع الانفجارات المعروفة بإسم ال iwcf من المهم و فهمها و معرفة اجزائها المختلفة للنجاح في اختبار ACCUMULATOR UNIT - koomey unit (BOP CONTROL UNIT) NOTE: As per IWCF exam is concerned, one needs to remember the name of the parts of the control unit. 1. Customer air supply: normal supply is 125 psi. (Higher may require air regulator.) 2. Air lubricator: on air inlet line to air pumps. Use SAE 10 lubricating oil. 3. Bypass valve: to automatic hydro-pneumatic pressure switch. If pressures higher than normal 3,000 psi are required, open. Close at all other times. 4. Automatic hydro-pneumatic pressure switch: 2,900 psi cut-out with air and electric pumps. 3,000 psi for air pumps alone. Adjustable spring tension control. 5. Air shut-off valves: manual – open/close supply to air hydraulic pumps. 6. Air operated hydraulic pumps: norm...
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