Lifting the game
CASE STUDIES

The Pakka Jacks system has revolutionized machine maintenance on mine sites across Australia, for a wide range of machines and procedures.

This patented system has been developed and tested for over a decade, in some of the harshest mining conditions in the world. We have successfully completed projects on over 80% of all major open-cut machines in Australia.

In that time, the system has established itself as vastly superior in terms of safety, speed and cost-effectiveness. It has completely changed machine maintenance for some of the world’s largest mine site operators.

To get the same advantages on your site, talk to us.

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  • Pakka Jacks and Hindsite: Continuing our commitment to be Safter. Smarter.

    Pakka Jacks partners with Hindsite digital workflow platform continuing our commitment to be Safer. Smarter.

    Pakka Jacks, a prominent division of Sime Darby Industrial, has firmly established itself as the Australian mining industry's foremost advocate for safety and intelligence. Renowned as the trailblazer in the realm of heavy lifting, Pakka Jacks has consistently prioritised safety and innovation.

    Together with Hindsite, Pakka Jacks is continuing to provide customers with the Safer. Smarter. option in the industry. Hindsite moves Pakka Jacks into a digital future moving procedures and processes online, passing on time benefits and reporting to our customer.

    HINDSITE Workflow reports can be provided to Pakka Jacks’ customers, and ensure customers receive the information they want quickly and efficiently.

    Now together with Hindsite we are continuing to ensure Pakka Jacks stays ahead of the game and provides the service our customers expect. 

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  • Slew Bearing

    Change-Out

    Newcrest
    Telfer WA

    June 2012

    The digger slew bearing surfaces required a laser survey to assess potential damage, before the bearing was replaced.

    The digger was split and the old bearing removed 14 hours after the team arrived on site. The laser survey was conducted, revealing that the lower bearing surface was 0.022 inch out of specification, and required reclaiming.

    A specialist machinist company was promptly contacted and the bearing surface reclaimed in position.  Within 30 hours of discovery of the lower bearing surface problem, it had been resurfaced and the bearing change recommenced.

    COMPARISON

    • Streamlined workflow
    • Laser survey accurate to 0.0004 inches
    • Greatly reduced downtime
    • Greatly reduced labor
    • Improved safety
    • No suspended loads
    • No dual crane lifts

    RESULTS
    Project time: 4 days (normally 8 to 13)
    Labor: 6 workers per shift (normally 12 to 14)
    Cost: Savings were huge. The sheer speed of operation slashed costs across the board.

    6
    DAYS SAVED

    2544
    MAN-HOURS SAVED

    The Pakka Jacks system allowed the bearing surface reclamation in situ, dramatically reducing the project time.

  • Hitachi EX8000
    Track Frame

    Xstrata
    Hunter Valley NSW

    May 2012

    The final drive shaft had snapped in two and had bent the drive transmission mounts on the track frame.

    The machine was located at the bottom of the mine area and couldn’t be moved. A customized jacking pad was prepared and the 893 ton machine raised. Customized side frame removal rails were set up and the damaged side frame was sent away for repairs.

    Mine supplied fitters were able to use the downtime to safely carry out much needed maintenance on various components, an extraordinary benefit of the Pakka Jacks system. The refurbished track frame was transported back to the site and fitted.

    COMPARISON

    • Ability to access difficult location
    • Other maintenance possible during downtime
    • Greatly reduced downtime
    • Greatly reduced labor
    • Improved safety
    • No suspended loads
    • No dual crane lifts

    RESULTS
    Project time: 4 days (normally 10 to 15)
    Labor: 6 workers per shift (normally 10 to 12)
    Cost: Savings were huge. The ability to perform additional maintenance work added enormous value.

    9
    DAYS SAVED

    1080
    MAN-HOURS SAVED

    The versatility of the lifting system meant that the work could proceed in situ. The additional maintenance was also an enormous cost saving.

  • Terex RH340
    Slew Bearing

    Downer EDI
    Bowen Basin QLD

    September 2011

    Inspections on the slew bearing indicated that deflection was increasing rapidly and the machine was stood down.

    A team of 4 Pakka Jacks technicians was deployed with the equipment, arriving on site 24 hours after the phone call. After mandatory inductions, the job was completed in four 12 hour shifts, only 70 hours from the decision to stand it down.

    COMPARISON

    • Rapid response
    • Greatly reduced downtime
    • Greatly reduced labor
    • Improved safety
    • No dual crane lifts
    • Craneage: 1 x 22 Ton crane (normally 2 x 110 Ton)
    • No suspended loads

    RESULTS
    Project time: 2 days (normally 5 to 10)
    Labor: 6 workers per shift (normally 10)
    Cost: Savings were huge. Craneage costs alone were slashed.

    5
    DAYS SAVED

    1128
    MAN-HOURS SAVED

    The streamlined workflow got the RH340 back to work in only 70 hours.

  • P&H 2800XP
    Rope Shovel
    De-Decking for
    Major Outage

    BHP Iron Ore
    Newman WA

    January 2009

    The rope shovel needed de-decking to perform a major outage lasting 6 weeks.

    The process required the car-body to be walked out from under the upper deck, leaving the deck lifted at a set height for the duration of the outage.

    COMPARISON

    • Greatly reduced downtime
    • Greatly reduced labor
    • High side loading capacity
    • Improved safety: No need for over 70 inches of packing plates around the machine.
    • No suspended loads
    • No dual crane lifts

    RESULTS
    Project time: 10 hours (normally 40 to 48)
    Labor: 3 workers (normally 10 to 20)
    Cost: Savings were huge. The Pakka Jacks system meant that the lifting system also fully supported the load at every stage of the lift.

    34
    HOURS SAVED

    408
    MAN-HOURS SAVED

    The fact that the lift units were also the certified stands for the duration of the project, meant that set-up and commissioning times were slashed.

  • Slew Bearing and
    Major Maintenance

    BHP Billiton
    Hunter Valley NSW

    The BHP Billiton owned Liebherr digger required a number of significant change-outs and repairs. The Pakka Jacks system allowed all work to be carried out simultaneously.

    SCOPE OF WORK

    • Slew ring change out
    • Valve Bank change out
    • Swing box change out
    • Motor change out

    The entire machine was raised 23 inches, additional stands were placed under the car body to allow for side frame removal, which also made it possible for all phases of the outage to proceed simultaneously.

    COMPARISON

    • Multiple works run concurrently
    • Greatly reduced downtime
    • Greatly reduced labor
    • Improved safety
    • No need to remove attachments
    • Allowed work areas to continue 
    • No dual crane lifts: Minimal craneage required overall
    • No suspended loads

    RESULTS
    Project time: 14 days (normally 24 to 30)
    Labor: 6 workers per shift (normally 10)
    Cost: Savings were huge.

    Contact Us

    <h2>Slew Bearing and<br />Major Maintenance</h2>
<h3>BHP Billiton<br />Hunter Valley NSW</h3>

    14
    DAYS SAVED

    4224
    MAN-HOURS SAVED

    Allowing multiple jobs to proceed at once, safely, meant that a large and complex project was completed in less than half the time.