To solve the problem of an explosion-proof lever hoist not working, you can follow these systematic troubleshooting steps:

1. Check the Load Capacity

Ensure the load being lifted does not exceed the hoist's rated capacity. Overloading can cause the hoist to malfunction or fail to operate.

2. Inspect the Mechanical Components

Load Chain: Examine the chain for signs of wear, elongation, or twisted links. A damaged chain can prevent the hoist from functioning properly.

Lever Mechanism: Check the lever for any obstructions, damage, or misalignment. Ensure the lever moves freely and engages the gears correctly.

Brake System: Verify that the brake is functioning correctly. A faulty brake can cause the load to slip or the hoist to fail to hold the load.

3. Examine the Explosion-Proof Components

Enclosure: Ensure the explosion-proof enclosure is intact and free from damage. Any cracks or openings can compromise the hoist's explosion-proof capabilities.

Non-Sparking Parts: Check that all non-sparking components, such as the load hook and guides, are in good condition and free from wear or damage.

4. Check for Blockages or Obstructions

Ensure there are no foreign objects or debris blocking the movement of the chain, lever, or other components. Blockages can prevent the hoist from operating smoothly.

5. Verify the Mounting and Installation

Ensure the hoist is securely mounted and properly aligned. An improperly mounted hoist can experience excessive stress or misalignment, leading to malfunctions.

6. Inspect for Signs of Wear or Corrosion

Regularly inspect the hoist for signs of wear, corrosion, or fatigue, especially in critical components like the chain, gears, and brackets. Corrosion can weaken the hoist's structure and affect its performance.

7. Test the Hoist in a Safe Environment

If possible, test the hoist in a controlled, non-hazardous environment to isolate the issue. This can help determine if the problem is related to the hoist itself or the operating conditions.

8. Consult the Manufacturer's Manual

Refer to the manufacturer's manual for specific troubleshooting steps, maintenance guidelines, and safety precautions. The manual may provide detailed instructions for diagnosing and fixing common issues.

9. Seek Professional Assistance

If the issue persists or if you are unsure about how to proceed, contact the manufacturer or a qualified technician for assistance. Attempting to repair the hoist without proper knowledge or tools can be dangerous and may void the warranty.

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