Scope of Service
Minor Service
THE SERVICE ITSELF WILL INCLUDE:
- The inspection of all mechanical electrical components.
- The greasing and oiling of all lubricating points.
- Implementing whatever running adjustments can be made on the spot.
- Stamping of every hook with the respective measurements for opening.
- Measuring and recording of brake lining, crane wheel and sheave wheel wear.
- Checking for wear and measuring according to standard of steel wire rope.
- If necessary, preventative maintenance recommendations will be made.
Our Service Department operates on a 24 Hour basis 7 days a week.
DETAILED BREAKDOWN OF INSPECTION SERVICE
Structure and Condition of Crane
- Check for loose connections, bolts, nuts etc.
- Visual check of gantry.
- Visual check of crane girders.
- Visual check of end carriages.
- Visual check of safety rail.
- Visual check of cabin and mounting.
- Visual check of crab frame.
- Check for cracked, worn, de-formed or corroded members, including rail and beam on which the crane operates.
Wheels and Shafts
- Check wheels and diameters of driving and trailing wheels.
- Check flanges for wear.
- Check ring gear and pinion condition.
Gearboxes
- Check all gearboxes for abnormal noise and excessive backlash.
Motors
- Inspect motor couplings and bolts as well as studs.
Brakes
- Check for excessive wear on brake parts.
- Check pins, lever, bushes, linings etc.
Rope Drums / Chain / Sheaves
- Check rope drums and sheaves for wear.
- Check chain and sprockets for excessive wear or stretch.
- Inspection of all steel wire ropes for corrosion, wear, kinks, broken wires etc.
- Ensure that at least three full turns of rope remain on drum when the hook block is on bottom limit.
- Check rope reeving.
- Check function of limit switch.
- Check rope diameter is correct size when considering the crane duty specification for the sheave diameter.
Limits
- Check limiting and other safety devices.
Hooks
- Measure and record the distances between the three centre punched marks on the hook and compare with last recorded dimensions to check that the hook is not opening out.
- Check excessive hook wear.
- Check hook attachment and nut.
- Check safety catch for proper operation.
Guards and Safety Devices
- Check crane buffer, end stops for proper placement.
Access and Notices
- Check access to crane and footwalk.
- Check name plates, danger signs and safety working load plates.
Major service
Scope of Service
THE SERVICE ITSELF WILL INCLUDE:
- The inspection of all mechanical electrical components.
- Implementing whatever running adjustments can be made on the spot.
- Opening of all gearboxes inspection covers for inspection, where available.
- Opening of all electrical motors inspection covers for inspection and cleaning, where available.
- Stripping of all wheels on crane, for inspection.
DETAILED BREAKDOWN OF INSPECTION SERVICE:
Structure and Condition of Crane
- Crane welds to be NDT inspected. *
- Cabin and mounting to be NDT inspected. *
- Crab welds to be NDT inspected. *
* – Optional as agreed by Customer
Wheels and Shafts
- Crane and crab to be jacked up and wheels to be removed for inspection of wheels, shafts and bearings.
Gearboxes
- All gearbox inspection covers to be opened to inspect all bearings and internal gears, where available.
Electric Motors and Control Panels
- All motor inspection covers to be opened for inspection, cleaning and Insulation Testing.
- All Electric control panels to be opened, all control equipment to be thoroughly inspected and the panels and equipment cleaned.
- All Electrical junction boxes to be opened, all connections checked and all equipment cleaned.
Brakes
- All Brakes to be stripped for inspection of wear of all brake linings, pins and moving parts.
Rope Drums / Chain / Sheaves
- Load Ropes to be wound from the drums.
- Rope drums to be cleaned and inspected for wear on rope grooves.
- Load ropes to be inspected.
Limits and Safety Devices
- Inspection of all limit switches on the hoist and travel motions for wear or damaged parts.
- Load limiting device to be inspected and tested.
- Emergency stop to be tested.
Hooks
- Bottom blocks sheaves to be inspected.
- Bottom hooks pop marks to be inspected.
- Bottom hooks thrust bearings to be inspected.
- Bottom block hook / hooks to be inspected.
We service all Sub-Saharan African countries. Please contact Head Office on 011 748 1000 / 0800 015 659 for further assistance on your enquiry.
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