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Scheduled maintenance inspection for jaw, cone and impact crushers
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Maintenance Inspection Items
Mark the applicable column for each item: P = Pass | F = Fail | N/A = Not applicable. Record notes for any F.
| # | Check | P | F | N/A | Notes / Action |
|---|---|---|---|---|---|
| Wear Parts | |||||
| 1 | Jaw plates / liners: measure thickness at 3+ points, compare to minimum spec | ||||
| 2 | Mantle and concave condition (cone): wear pattern even, within limits | ||||
| 3 | Blow bars (impact): measure remaining thickness, check for cracking | ||||
| 4 | Toggle plate condition (jaw): no cracking, bending or excessive wear | ||||
| 5 | Closed side setting (CSS): measured and within target range | ||||
| 6 | Cheek plates / side liners: wear within limits, secure | ||||
| Hydraulic System | |||||
| 7 | Hydraulic oil level: correct on sight glass | ||||
| 8 | Hydraulic oil condition: clean, no contamination or discolouration | ||||
| 9 | Hydraulic filter: condition indicator checked, replace if due | ||||
| 10 | Hydraulic cylinders: no leaks, scoring or seal damage | ||||
| 11 | Hydraulic hoses and fittings: no chafing, bulging, leaks or damage | ||||
| 12 | Accumulator pre-charge: pressure within specification | ||||
| 13 | System operating pressure: within manufacturer range | ||||
| Drive System | |||||
| 14 | Drive belts: correct tension, no fraying, cracking or glazing | ||||
| 15 | Sheave / pulley alignment: correct, no excessive wear on belt edges | ||||
| 16 | Flywheel: condition acceptable, no cracks or damage | ||||
| 17 | Motor: runs smoothly, no overheating, no unusual noise | ||||
| 18 | Motor mounts: secure, no movement or cracking | ||||
| 19 | Belt guard: in place, secure, not damaged | ||||
| # | Check | P | F | N/A | Notes / Action |
|---|---|---|---|---|---|
| Lubrication | |||||
| 20 | Lubrication oil level: correct in tank or reservoir | ||||
| 21 | Oil temperature: within normal operating range | ||||
| 22 | Oil pressure: within specification | ||||
| 23 | Auto-lube system (if fitted): cycling correctly, grease lines clear | ||||
| 24 | Grease fittings: all accessible points greased, no blockages | ||||
| Bearings & Seals | |||||
| 25 | Bearing temperature: within normal range (thermal gun reading) | ||||
| 26 | Bearing noise: no grinding, rumbling or abnormal sounds | ||||
| 27 | Dust seals and labyrinth seals: intact, no material ingress | ||||
| Structure & Safety | |||||
| 28 | Frame: no cracks, broken welds or deformation | ||||
| 29 | Mounting bolts and foundation anchors: secure, no looseness | ||||
| 30 | Feed hopper: liners intact, no holes or excessive wear | ||||
| 31 | Grizzly / scalping screen: bars intact, no excessive wear or damage | ||||
| 32 | Discharge chute: liners intact, no wear-through or blockage | ||||
| 33 | Emergency stop buttons: tested, all functional | ||||
| 34 | Guards: all in place and secure (drive, nip points, moving parts) | ||||
| 35 | Lockout / tagout points: identified, accessible and functional | ||||
| 36 | Access platforms and handrails: secure, no corrosion or damage | ||||
| 37 | General cleanliness: no excessive material build-up around crusher | ||||
Defects & Action Required (list any item marked F: reference item # from checklist)
| Item # | Defect description | Action taken / reported to | Rectified by / date |
|---|---|---|---|
Declaration
I declare that I have completed this crusher maintenance inspection thoroughly and accurately. I have recorded all findings and reported any defects or safety concerns to my supervisor. The crusher will not be returned to service until any faults that affect safety or structural integrity have been rectified. I understand that failure to complete maintenance inspections or report defects may breach company policy and WHS obligations.