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Operating Procedures and Precautions for Asphalt Mixture Compaction Equipment
2021-01-18
Operation Procedure for Asphalt Mixture Compaction Tester
a. Before each compaction, the compaction punch, the inner walls of the mold, and the base of the mold should be coated with machine oil.
b. Open the safety door, lift the guide rail slider and the counterweight, and use the safety control lever to lock the compaction head in place.
c. According to the standard procedure, place the thoroughly mixed asphalt mixture into the test mold, then push the test mold onto the positioning pins on the steel plate platform and securely lock the mold.
d. Lift the guide rod and the weight hammer, flip open the safety control lever, lower the compaction plunger, open the safety door, and press the start button to begin the compaction process. Once the set number of cycles is reached, the machine will automatically shut down.
Precautions for Using the Asphalt Mixture Compaction Tester
1. The counter stops counting in the forward direction.
2. The next time you strike, first press the reset button and then press the start button.
3. When stopping compaction is required or the machine malfunctions, you can press the stop button to halt the compactor’s operation.
4. The chain tension should be checked regularly, and adjustment should be stopped if its sag exceeds 10 mm.
5. Do not start the compaction machine when it is not loaded with mixtures. When not in use, place cotton yarn or shredded paper inside the test mold.
6. Regularly lubricate the chain and the sliding parts of the weight hammer.
7. After each compaction is completed, the test mold, compaction rammer, and steel plate platform should be promptly cleaned and maintained.
8. The tension between the steel plate platform and the concrete base should be checked regularly.
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