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            Points for attention of pavement material strength tester

            1. Pavement material strength tester of wire rod plate rise limit position for the disk from base body top surface of 300mm; screw plate drops the limit position of the disk from the base body top surface of 60mm, if more than the above two limit, pavement material strength tester may will damage.

            2 test instrument should be placed in a ground should be flat, solid position, and test equipment should be grounded in the safety protection device.

            3 should pay attention to the pavement material strength test instrument for maintenance:

            Should always maintain the pavement material strength tester of the clean and tidy, every time after use must clean the surface and the surrounding environment and wipe clean.

            II. Wire rod and plate, the column should be coated with anti rust oil, and every day before use should be to the wire rod to drop the right amount of oil (20 oil). To ensure that the wire rod in the work of normal lubrication, reduce wear and prolong service life.

            Should cover the protective cover when not in use.

            4 when the strength tester using the electric operation test of pavement materials will need to crank pull off, so as not to drive the rotary.

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