3.15.4.8检修时，保持检修现场的清洁，防止污染物进入系统；3.1

3.15.4.8 During maintenance, keep the maintenance site clean to prevent pollutants from entering the system; <br>3.15.4.9 Replace the components, and the component model must be correct; <br>3.15.4.10 After the maintenance is completed, follow the system debugging specifications for debugging; <br>3.15.5 Special attention to the accumulator matte

3.15.4.8 during maintenance, keep the maintenance site clean to prevent pollutants from entering the system;<br>3.15.4.9 replace the components, and the component model must be correct;<br>3.15.4.10 after maintenance, follow the system commissioning specification;<br>3.15.5 special precautions for accumulato

When 3.15.4.8 is overhauled, keep the overhaul site clean to prevent pollutants from entering the system; 3.15.4.9 replacement components, component model must be correct; After the overhaul of 3.15.4.10, follow the system debugging specifications; 3.15.5 Matters needing attention of accumulato