Crusher Mechanic

Responsibilities:

Crusher Maintenance and Repairs:

• Inspect, maintain, and repair primary and secondary crushers used in granite crushing operations.
• Carry out maintenance and replacement of crusher components, including fixed and movable jaws, jaw plates, liners, blow bars, and other wear parts, as applicable to the equipment.
• Inspect and maintain crusher shafts, bearings, pulleys, couplings, belts and drive systems.
• Identify mechanical faults, investigate their causes and carry out appropriate corrective repairs.
• Ensure that crusher components are properly fitted, aligned, tightened and secured after maintenance.
• Monitor wear and tear on crusher components and recommend replacements before they cause major breakdowns.
• Ensure that repairs are completed according to equipment specifications and the manufacturer's recommendations.

Vibrating Screens and Conveyor Systems:

• Inspect, maintain, and repair vibrating screens and screen decks.
• Replace damaged or worn screen meshes according to the required aggregate sizes and production specifications.
• Inspect conveyor belts for damage, misalignment, slippage, and excessive wear.
• Maintain conveyor rollers, idlers, pulleys, belt scrapers and associated drive mechanisms.
• Inspect and maintain belt tensioning systems and conveyor bearings.
• Repair or report faults affecting material flow from the crushers to the screens and stockpiles.
• Ensure that conveyors, feeders and screens operate efficiently to minimise interruptions to production.

Preventive Maintenance:

• Implement routine preventive maintenance schedules for crushers and associated plant equipment.
• Conduct daily and periodic mechanical inspections as assigned.
• Check bearings, lubrication points, belts, fasteners, couplings and other critical mechanical components.
• Lubricate moving parts in accordance with equipment requirements.
• Monitor abnormal noise, vibration, overheating, leakage and other warning signs of mechanical failure.
• Report equipment defects promptly and recommend appropriate corrective action.
• Maintain accurate records of maintenance activities, repairs, replaced parts and outstanding defects.
• Ensure that all equipment is serviced at the recommended operating-hour intervals.

Breakdown Management and Troubleshooting:

• Respond promptly to mechanical breakdowns affecting the crushing plant.
• Diagnose mechanical faults and determine the appropriate repair methods.
• Carry out emergency repairs when authorised and when it is safe to do so.
• Investigate recurring breakdowns and recommend measures to prevent their recurrence.
• Work with the Electrical Department to identify and resolve faults involving mechanical and electrical interfaces.
• Record the cause of breakdowns, corrective actions taken, spare parts used, and equipment downtime.
• Ensure that repaired equipment is inspected and tested safely before being returned to production.

Spare Parts and Workshop Management:

• Identify and report the need for crusher spare parts, wear parts, lubricants, tools, and maintenance materials.
• Prepare spare parts requisitions and submit them to the Mechanical Supervisor for approval.
• Ensure that spare parts installed on equipment are suitable for the relevant machine and specification.
• Account for parts and materials issued for assigned maintenance jobs.
• Maintain tools and workshop equipment in good working condition.
• Report damaged, defective or missing tools and equipment.
• Minimise unnecessary wastage of spare parts and maintenance materials.

Supervision and Teamwork:

• Guide and supervise assigned crusher helpers during maintenance and repair activities.
• Ensure that maintenance tasks are carried out correctly and in accordance with approved procedures.
• Coordinate with crusher operators to understand equipment problems and identify operational concerns.
• Communicate equipment defects and maintenance requirements to the Mechanical Supervisor and Plant Manager.
• Work with the production team to schedule maintenance activities and minimise disruption to crushing operations.
• Provide practical guidance to junior personnel on proper equipment care and safe maintenance practices.

Requirements:

• Proven experience is required in this role.
• Vocational certification is an added advantage