Troubleshooting and maintenance methods of Marine crane

Marine cranes may encounter various faults in the process of use, and correct troubleshooting and maintenance methods are crucial to ensure equipment safety and improve availability. Crane manufacturers take stock for you. The following are common troubleshooting and maintenance methods for Marine cranes:

Electrical failure:

Check cables and connectors: Make sure cables and connectors are not damaged or loose, and repair or replace damaged parts.

Check the power supply: Check the power lines, circuit breakers, and switches to ensure that the power supply is normal.

Check the motor and controller: check the operating status of the motor and controller to find possible causes of failure, such as motor overload, controller failure, etc.

Hydraulic system failure:

Check the oil: check the oil level and quality of the hydraulic oil, ensure that the oil is clean, and replace the oil if necessary.

Check the hydraulic lines: Check the hydraulic lines and joints for leaks, repair or replace the leaking parts.

Check pumps and valves: Check the operating condition of hydraulic pumps and valves and repair or replace faulty components.

Mechanical failure:

Inspect mechanical parts: Inspect individual mechanical parts, including gears, bearings, transmissions, etc., to ensure that they are not damaged or worn.

Lubrication system: Ensure the normal operation of the lubrication system, fill lubricating oil in time to prevent mechanical parts from being damaged due to friction.

Control system failure:

Check the sensor: Check the working status of the sensor to ensure that it accurately senses the device status.

Check the control panel: Check the buttons, switches and indicators on the control panel to make sure they are working properly.

Programming and debugging: For programmable control systems, check and adjust procedures to ensure that the equipment is operating according to a predetermined sequence of operations.

Structural and safety system failures:

Check hooks and spreaders: Regularly check the condition of hooks, spreaders and other accessories to ensure they are not damaged or worn.

Anti-collision system: Check the running status of the anti-collision system to ensure that the device can identify and avoid collisions in a timely manner.

Emergency shutdown device:

Check the emergency stop button: ensure that the emergency stop button is in working condition, and the power can be cut off at any time.

Train operators: Ensure that operators are familiar with emergency shutdown procedures and take emergency action if necessary.

Regular maintenance:

Develop a maintenance plan: Develop a regular maintenance plan, including lubrication, fastening bolts, replacement of vulnerable parts, etc.

Record maintenance history: Record the content and date of each maintenance, and establish a maintenance history to help predict possible faults.

Before performing any repair work, the operator needs to be familiar with the equipment's operating manual and repair manual and follow the instructions provided by the manufacturer. If there is a complex fault, it is recommended that professional technicians carry out maintenance. Maintenance work should be carried out with the equipment down and in accordance with the relevant safety procedures.