Semi-Annual Maintenance
Item |
Expected Result |
Troubleshooting |
|---|---|---|
Rack |
The rack is secured to the ground. |
Tighten the screws that secure the rack to the floor. |
Fan |
The fan connection box is not damaged or loose. |
Secure the fan box. |
The fan assembly and flow deflecting ring are not deformed, damaged, or interfered. |
Maintain or replace the fan assembly. |
|
The fan runs properly without abnormal noise or vibration, and the blades rotate properly. |
Replace the fan assembly if it is damaged. |
|
Electric control system |
Cables are reliably connected. |
Secure wiring terminals. |
The cable holes of the electrical control box are properly sealed. |
Check whether the waterproof connector is aged. If so, replace the connector. |
|
Cables are not damaged or aged. |
Replace cables. |
|
The electrical control box is free from water. |
Clean up the water stains in the electric control box and locate the cause of water leakage. |
|
Low temperature component (optional) |
The bolts are tightened properly. |
Tighten the bolts. |
The cables are securely connected. |
Check the cable connection. If a cable is loose, secure it. |