Maintaining a running electric hoist is crucial for safety, reliability, and longevity. Here’s a comprehensive guide to ensure effective upkeep:

1. Inspection Schedule

Daily Checks:

Visual Inspection: Examine the wire rope, hooks, and controls for signs of damage (e.g., broken strands, cracks, fraying).

Functional Test: Verify brakes hold the load securely and controls (up/down, emergency stop) respond correctly.

Weekly Maintenance:

Lubrication: Apply manufacturer-approved lubricants to the wire rope, bearings, and moving parts.

Alignment: Check sheaves, drums, and hooks for proper alignment.

Monthly Checks:

Rope Condition: Measure diameter reduction (replace if >10% of original size).

Electrical Systems: Inspect wiring, motors, and controls for wear, corrosion, or overheating.

Brake Adjustment: Ensure brake pads are properly engaged and adjust tension if needed.

Annual Overhaul:

Deep Cleaning: Remove debris from motors, gears, and brakes.

Component Replacement: Swap worn bearings, seals, or brake linings.

Professional Inspection: Engage a certified technician for a thorough audit and load testing.

2. Key Component Care

Wire Rope:

Replace if you find broken wires, kinks, or core exposure.

Use protective sleeves in high-wear areas.

Brakes:

Test under load monthly; replace pads if worn <50% of original thickness.

Sheaves/Drums:

Ensure grooves are smooth and aligned; replace if worn or cracked.

Hooks:

Check for deformation, cracks, or throat opening exceeding 15% of original size.

3. Electrical System Maintenance

Controls: Test emergency stops, limit switches, and remote controls.

Wiring: Inspect for fraying, loose connections, or damage.

Motors: Monitor for overheating, unusual noises, or vibration.

4. Lubrication Practices

Wire Rope: Use a penetrating lubricant to prevent corrosion; avoid over-application.

Bearings/Gears: Apply grease per manufacturer specs.

Avoid Contamination: Keep lubricants clean and compatible with materials.

5. Safety Protocols

Operator Training: Ensure users understand load limits, inspection procedures, and emergency protocols.

PPE: Enforce gloves, safety glasses, and hard hats during maintenance.

Lockout/Tagout: Secure power before servicing to prevent accidental activation.

6. Environmental Considerations

Harsh Conditions: Use galvanized ropes or protective coatings in wet/corrosive environments.

Temperature Extremes: Store indoors if possible; check lubrication in cold/hot climates.

7. Documentation & Compliance

Maintenance Logs: Track inspections, repairs, and part replacements.

Regulatory Adherence: Follow OSHA, ASME B30.16, or local standards.

Third-Party Audits: Schedule periodic inspections by certified professionals.

8. Inventory & Spare Parts

Stock critical spares (ropes, brakes, bearings) to minimize downtime.

Source OEM parts for compatibility.

9. Post-Maintenance Testing

Load Test: Verify capacity after repairs or component replacement.

Functional Checks: Ensure controls, brakes, and safety features work flawlessly.

The main equipment produced by Hebei Makita: stage electric hoist, electric chian hoist, wire rope electric hoist，Hand chain hoist, lever hoist, pneumatic hoist and other lifting equipment