L68A1 Mast Section The pre operation inspection of tower crane is a rigid regulation
The pre operation inspection of tower crane is a rigid regulation and must be carried out carefully. It is stipulated what inspection work will be carried out before tower crane operation. Let's discuss it together.
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1. Whether the steel structure of tower crane is deformed is the most important inspection.
2. For the inspection of foundation anchor bolts, the pin shafts of key parts such as tower body, boom, slewing support, super heavy arm pull rod, balance pull rod, drum connecting bolt, brake brake, etc. shall be carefully inspected to see if there is any looseness, and they shall be fastened in time, and the operation shall be allowed only after confirming that there is no looseness.
3. The oil level of reducer and hydraulic oil tank shall meet the operation requirements, and the lubrication point shall be well lubricated.
4. Whether signals, alarms, lighting, limiting devices, etc. are normal and effective.
5. Check whether the handle of distribution box and controller is at zero position before power transmission.
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