As a special transport vehicle, a refrigerated truck must inspect the matters needing attention before driving to prevent unnecessary troubles during the journey. The following inspections are recommended before each loading of goods. 1. The refrigerated vehicle fuel diesel or gasoline supply must be sufficient to ensure that the engine runs to at least the next checkpoint.
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2. The refrigerating car engine oil engine oil level is supplied at the (full) mark, do not overfill with oil (changed once a year).
3. Refrigerant truck coolant Check the coolant level gauge to see if the amount of coolant is correct and the pointer should be within the white range. If the coolant level is in the red range, add coolant to the coolant tank. Usually the coolant is a mixture of ethylene glycol and water (according to the actual situation of the product used in different proportions), and should provide protection to -34 °C without freezing. Note: Do not open the lid of the coolant tank when the coolant is hot.
4. The battery terminal of the refrigerated truck must be firm and not corroded. The electrolyte should be at the full mark.
5. Belt straps must be good and adjusted to the appropriate degree of swell. The 13mm sag across the center between the pulleys .
6. Electrically inspect all electrical connections in the electrical control circuit to ensure they are securely fastened. Wires and terminals should be free from corrosion, cracking or moisture.
7. Structure Visual inspection of the unit for leaks, loose parts or breakages and other damage.
8. The gasket of the gasket unit should be tightly pressed and in good condition.
9. Refrigerated car coil condenser and evaporator coil should be clean and free of dirt.
10. Defrost Drain Check defrost drain hoses and fittings to ensure they are free.
11. The cargo can not block the evaporator outlet and return air inlet when loading the cargo compartment, and maintain the cold circulation of the cargo compartment to ensure that there will be no hot spots in the compartment.