Minor Service | Morris Material Handling

By: Morris Material Handling  11-11-2011
Keywords: Safety Devices, Rope Drums


  • 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.


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.


  • Check all gearboxes for abnormal noise and excessive backlash.


  • Inspect motor couplings and bolts as well as studs.


  • 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.


  • Check limiting and other safety devices.


  • 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.

Keywords: Rope Drums, Safety Devices,

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Other products and services from Morris Material Handling


Products | Morris Material Handling

MORRIS MATERIAL HANDLING has built a reputation for its professional expertise in design, fabrication, machining and assembly of light, medium and heavy engineering products. The 11 000m² manufacturing facility was custom built for the purpose of manufacturing Overhead Cranes and Lifting Equipment. Container handling or heavy duty process requirements. Electric Chain Hoists with capacity of up to 20 tons.


Services | Morris Material Handling

Equally at home renovating a large Class IV Steelworks Crane or repairing a modest 1 ton Chain Hoist, Crane Aid teams provide a standard of service that others strive to achieve. Crane Aid is Morris Material Handling’s nationwide network for the provision of long-term maintenance, servicing, modernisation and the supply of spare parts. The maintenance offering includes Servicing and Repairing Cranes, Hoists and Lifting Equipment of all types.


Major Service | Morris Material Handling

Opening of all electrical motors inspection covers for inspection and cleaning. Rope drums to be cleaned and inspected for wear on rope grooves. Opening of all gearboxes inspection covers for inspection. Bottom hooks pop marks to be inspected. Load Ropes to be wound from the drums. Bottom blocks sheaves to be inspected. Stripping of all wheels on crane.