Accumulator Weekly Test

Weekly accumulator function test (Category II) per the rig PM plan. Accumulator system per 20 AAC 25.035(e)(4)(A) and API Std 53.

⚠️ This test is done weekly and recorded (rig PM plan). Ensure all personnel are clear of BOP stack before testing.

📋 Test Information

Inspector Name *

Date *

District / Base *

Well Name/Number

🔧 Accumulator Unit Information

Manufacturer

Model

Pre-Charge Pressure (PSI)

Operating Pressure (PSI)

⏱️ Closing Time Test Results

Annular Close (sec)

Pipe Ram Close (sec)

Blind/Shear Close (sec)

Usable Volume (gal)

✅ Accumulator Test Checklist

Pre-Test Checks

Accumulator fluid reservoir level adequate

Nitrogen pre-charge pressure verified

All accumulator bottles visually inspected

Hydraulic fluid condition acceptable (no contamination)

All manifold valves in correct position

Personnel cleared from BOP stack area

Pump Performance

Electric pump starts and builds pressure

Air pump starts and builds pressure

Pump cycles within acceptable time

No abnormal pump noises or vibrations

Pump pressure relief valve functional

Closing Unit Test

Annular preventer closes within time limit (≤45 sec)

Pipe rams close within time limit (≤30 sec)

Blind/shear rams close within time limit (≤30 sec)

All BOPs open properly after closing test

Closing unit regulator functions properly

Pressure Tests

System maintains pressure (no leaks)

Pressure gauges reading accurately

Accumulator pressure drop within limits after closing

Sufficient volume to close all BOPs plus reserve

Remote Panels

Driller's panel functions properly

Remote panel functions properly

All indicator lights operational

Communication between panels verified

Safety & Documentation

Emergency shutdown tested

Previous test records reviewed

All deficiencies from last test corrected

📝 Findings & Actions

Deficiencies Found

Corrective Actions

AnthroSafe™ Field Driven Safety