NATIONAL Hoisting Equipment - Drawworks

Details

General Specs

NATIONAL 610 Drawworks

Drawworks

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NATIONAL 610

DW-0002

Odessa TX USA


General Specs

1


Detailed Description

NATIONAL 610 DRILLING RIGS. 610 NATIONAL DRAWWORKS POWERED BY GE-752 TRACTION MOTOR. DRUM SHAFT ASSEMBLY WAS COMPLETELY DISASSEMBLED, COMPONENTS INSPECTED AND REPAIRED OR REPLACED. THE FACTORY CAST LEBUS GROOVING WAS MACHINED OFF AND NEW LEBUS GROOVING WAS INSTALLED. DRUM SHAFT WAS THEN DRESSED OUT WITH ALL NEW BEARINGS, SEALS AND BRAKE FLANGES. INPUT & OUTPUT SHAFTS WERE PULLED, DISASSEMBLED, COMPONENTS INSPECTED AND REPAIRED OR REPLACED. SHAFTS WERE THEN REASSEMBLED WITH ALL NEW BEARINGS AND SEALS, AS WELL AS SEVERAL NEW SPROCKETS. ALL NEW CHAINS WERE INSTALLED IN TRANSMISSION. THE BRAKE LINKAGE WAS DISASSEMBLED, SAND BLASTED, MPI INSPECTED AND CHECKED DIMENSIONALLY FOR WEAR. NECESSARY COMPONENTS WERE THEN REPAIRED OR REPLACED AS NEEDED. THE CHAIN DRIVEN HYDROMATIC WAS REMOVED. THE DRUM SHAFT WAS CONVERTED TO DRIVE A 342 PARMAC BRAKE ON THE OFF-DRILLERĘS SIDE. THE BRAKE WAS INSTALLED WITH NEW SHIFTING LINKAGE, NEW SLIDING SLEEVE, AND NEW OVERRUNNING CLUTCH
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