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National Oilwell Varco

700-605 03

Commissioning Procedure

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REVISION HISTORY

Rev Date (dd.mm.yyyy) Reason for issue Prepared Checked Approved

CHANGE DESCRIPTION

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INTRODUCTION.......................................................................................................................... 51 PRELIMINARY CHECKS .................................................................................................. 5

2 ALARMS ........................................................................................................................... 6

3 TOP DRIVE / ROTARY TABLE ...................................................................................... 11

4 TOP DRIVE OPERATIONAL MODES ............................................................................ 16

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5 BRAKE AND PIPE HANDLING EQUIPMENT ................................................................ 21

6 SIGNAL CONDITIONERS............................................................................................... 26

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INTRODUCTION

1 PRELIMINARY CHECKS

1.1 Interconnect Wiring

1.2 PLC Program

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1.3 Driller’s Console Lamp Test

1.4 Signal Conditioners

2 ALARMS

2.1 Stalled Motor Fault & Auto Unwind Sequence

2.1.1 Sequence

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Note

Note

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2.1.2 Test

2.2 Air Flow Loss Alarm

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2.3 Top Drive Drill Motor High Temperature Alarm

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2.4 Top Drive Low Gear Oil Pressure Alarm

2.5 TD Control Console & Transfer Panel Purge Alarm

2.6 Upper Crown Alarm and Lower Crown Warning

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3 TOP DRIVE / ROTARY TABLE

3.1 Top Drive Assignment / De-assignment

3.1.1 TD Assignment

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3.1.2 TD De-assignment

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3.2 Rotary Table Assignment / De-assignment

3.2.1 RT Assignment

3.2.2 RT De-assignment

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3.3 Torque Set Points

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3.4 TD Transmission

3.5 Speed and Torque

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3.6 Mode Latch

4 TOP DRIVE OPERATIONAL MODES

4.1 Drill Mode

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4.2 Spin Mode

4.2.1 Spin Speed and Torque

4.2.2 Spin Out

4.2.3 Spin In

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4.3 Makeup Mode

4.3.1 Makeup Completes

4.3.2 Makeup Completes – Switch Held for Five Seconds

4.3.3 Mode Switch to Makeup Before Spin In Complete

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4.3.4 Mode Switch Released from Makeup Before Makeup Completes

4.3.5 Top Drive Fails to Reach Makeup Torque

4.3.6 Top Drive Rotates During Makeup

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4.4 Breakout Mode

4.4.1 Breakout Completes

4.4.2 Breakout Fails

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5 BRAKE AND PIPE HANDLING EQUIPMENT

5.1 Drill Motor Brake

5.1.1 Brake Modes

5.1.1.1 Brake Off

5.1.1.2 Brake Auto

5.1.1.3 Brake On

5.2 IBOP

5.2.1 IBOP Open

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5.2.2 IBOP Close

5.3 Grabs

CAUTION:

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5.4 Drawworks Clutch Solenoid

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5.5 Handling Ring

5.5.1 Lock/Unlock

5.5.2 Spin Left/Right

5.6 Link Tilt

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5.7 Counterbalance

5.8 Top Drive Hour Meter

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6 SIGNAL CONDITIONERS

6.1 Potentiometer Signal Conditioners (Control Console) (Type G438)

6.2 Analog Signal Conditioners (Control Console) (Type G408)

6.3 Analog Signal Conditioners (Transfer Cabinet) (Type G408)