Firstly, it is important to make a list of things that need to be done of which step one is about calling the professional mechanic. They are usually well trained. It is important to remember that the machines are heavy duty and it is best not to engage in these kinds of machines. Secondly, it is important to dispose the coolant. This is because the water present has anti-freezing characteristics. The solution is also harmful for the nature and therefore needs to be eliminated carefully. It is important to consider using special disposal containers to remove the liquid.
The next step is consulting the service manual. This is important as the manual is fitted with relevant information especially tips for the maintenance work. The manual also states the techniques needed to do the job. It is not completely professional and if the system is unknown to you, it is best to call the professional and be safe.
The next is to replacement of the belts and hoses. This can be done similar to the replacement of belts and hoses in cars and its engines. These are considerably more delicate and therefore it is easy cause substantial damage. This is the reason that these should be handled with care along with grease, coolants, gasoline and oil. They are usually not very expensive but it is still better to bring a professional than do it yourself.
The next thing to take care is to keep all the necessary tools at hand. Large containers are needed to collect that harmful liquid and disposed off quickly. The next thing that is needed is the correct de-watering pumps that will drain the machine. Tools that are needed to open the machine. Rags need to be kept near that will help in cleaning the engine and spills. Extra number of belts and hoses needs to be stacked so that it can be replaced easily. Additional number of spare parts needs to be kept near for the same purpose. The manual should be followed to the core. It is important to wear gloves during the procedure.
It is important to remember assessing the pump before starting the repair. Whatever the machine be, be it an aod pumps or other kinds, they need to be thoroughly checked before replacing its parts. Evaluation helps in ensuring that the tools are available for the repair and the manual is suitable for the purpose. The negative battery should be disconnected. It is a precaution, but it is always better to be safe than sorry.