ma-176 inspection requirement for ram blocks

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Revision 0 MAINTENANCE ALERT MA-176

July 24, 2007 Inspection Requirements for Ram Blocks- Cameron Safety Alert. No. 8074

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COPYRIGHT 2007 ENSCO INTERNATIONAL INC. 24-Jul-07

CATEGORY: Operations

OWNER: Unit Engineer – Preventive MaintenanceOBJECTIVE: Inform rigs of the attached Cameron Safety Alert No. 8074 and to check the

integrity of the ram blocks for cracks that would result in ram breakage during a

shearing operation or compromise obtaining a ‘wellbore seal’ during a well test or

control situation.

BACKGROUND: The Safety Alert issued by Cameron regards ram bodies that were recently

returned from the field which exhibited cracks at the interlocking pocket

locations. The reason for the cracking is said to be attributed to the BladeHardening Process during manufacture of the rams.

IMPLEMENTATIONREQUIREMENTS:

Business Units and OIMs: Applicable rigs shall open an Alert type Service

Order to document completion of this Alert.

USER: OIMCORRECTIVEACTION:

At the earliest opportunity; carry out a magnetic particle inspection of the areas as

shown in Figures 1 through 4 of the Cameron Safety Alert No. 8074. Thefollowing part numbers are affected by this alert:-

o 18-3/4” 15,000 psi DVS upper ram bodies No. 2163118-01

o 18-3/4” 15,000 psi DVS lower ram bodies No. 2163118-02

o 13-5/8” 5,000/10,000 psi ISR upper ram bodies No. 2164773-01

o 13-5/8” 5,000/10,000 psi ISR lower ram bodies No. 2164774-01

AUDIT: Action Items:

Rig: ____ MA Applies: _______ Yes ____ No

Service Order Number(s) _N/A____________

OIM’s: Ensure that within two days of receipt of this Maintenance Alert,

applicable rigs have opened an Alert type SO, filled in the appropriate sections

above, and sent a filled out copy of this Maintenance Alert to the Rig Manager.

OIM’s Signature: ________________________ Date: ____________Electronic signature (example //s// John Doe) is acceptable.

Rig Mgr’s Signature: _______________ ______ Date: ___________Electronic signature (example //s// John Doe) is acceptable.

Rig Manager: When received from the rig, sign this form and email to your Unit

Engineer-Preventive Maintenance and Corporate Manager-Engineering

Preventive Maintenance Standards ( [email protected]).





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ma-176 inspection requirement for ram blocks

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