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What should I do if the mixer is leaking?
Mixing valves are becoming increasingly popular, but problems can still arise from time to time. What should you do if your mixing valve starts leaking? Below, we’ll show you how to repair a mixing valve.
I. Types of Mixing Valve Repairs
Based on the scope of the fault, the repair of a mixing valve can be divided into two types: one is damage only to the valve core; the other is leakage due to a failure in the rotating seal of the outlet pipe.
II. Repair Process
1. Remove the handle: Unscrew the set screw on the handle, then pull the handle outward with force to separate it from the valve core’s swivel arm.
2. Remove the valve core compression nut: The nut is a thin-walled, ring-shaped component that is prone to damage and deformation during removal.
3. After removing the compression nut, the valve core can be taken out. However, before installing the new valve core, you must carefully inspect and pre-treat the bottom surface of the valve core installation cavity.

4. Insert the new valve core into the valve body cavity. After aligning the two positioning holes at the bottom and confirming that they are correctly aligned, tighten the compression nut and then attach the handle. When installing the handle, you may find that the square cross-section of the valve core’s rocker arm fits rather tightly into the square hole of the handle. In such cases, you can use the sharp edge of broken glass or a cut-off saw blade to carefully scrape the plastic rocker arm and adjust the fit.
Chengde Longzhida Intelligent Instrument & Meter Technology Co., Ltd. develops mixing valves that feature high-quality craftsmanship, simple installation, and comprehensive after-sales service. If you're interested, please feel free to contact us by phone.
Longzhida Company Successfully Hosted the Victory Parade Commemorating the War of Resistance.
Longzhida Company Successfully Hosted the Victory Parade Commemorating the War of Resistance.
Today is a day that every Chinese person should solemnly remember—the 80th anniversary of the victory of the Chinese People’s War of Resistance Against Japanese Aggression and the World Anti-Fascist War.
On July 2, Chengde Longzhida Company held a meeting with the Sino-German Institute. After thorough discussions between the two sides, Mr. Bai, General Manager of Longzhida Company, and the faculty team from the Sino-German Institute reached a consensus: Longzhida Company officially entrusted the Sino-German Institute to carry out the design and R&D work for a new type of ultrasonic water meter.
On May 30, Longzhida Company successfully held an exceptionally meaningful event titled “Welcoming the Eighth ‘National Science and Technology Workers’ Day’: Promoting the Spirit of Scientists.”