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Anonymous users2024-01-24There are several possibilities:
The solenoid reversing valve is broken, or stuck in the descending position or leaking, or there is a tiny descending signal, look at the speed of your equipment descending, check whether the reversing valve is stuck if the speed is fast, and check the other two items if the speed is slow;
The internal oil string of the lifting cylinder cannot be fixed in one position, and this possibility is generally slower to descend;
The hydraulically controlled check valve in the descending oil circuit has a leak and cannot be completely closed, and this possibility is generally combined with the first possibility before it will fail.
What is not a bread maker is self-powered, and has nothing to do with the kitchen lights.
It follows the mature mold scheme and production plan for the current production of aluminum gusset, only makes very minor changes to the mold, retains the positioning device of the chamfering mold and the forming mold, and ensures the quality of the products produced.
Summary. Causes and solutions of gypsum board ceiling corner cracking 1, reason 1: the base is not well handled Many friends reflect that in the later stage, it is often found that the gypsum board ceiling corner cracking is actually because the base layer is not dealt with well. >>>More
Summary. Hello dear. Turn off the power switch, check whether the LED tube is black and dark, if so, it may be that the LED has been broken, you can replace it with a new one, if not, take a look at the interface, tighten the switch by hand and try, the problem solving instructions are that the interface is loose and the contact is poor. >>>More
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