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How to exhaust the automatic exhaust valve

2025-12-21 15:47:24 mechanical

How to exhaust the automatic exhaust valve

The automatic exhaust valve is an important component in the heating system, air conditioning system or pipeline system. It is mainly used to remove the air in the pipeline to ensure the normal operation of the system. This article will introduce in detail the working principle, exhaust method and common problems of the automatic exhaust valve, and provide practical reference based on the hot topics and hot content on the Internet in the past 10 days.

1. Working principle of automatic exhaust valve

How to exhaust the automatic exhaust valve

The automatic exhaust valve senses the amount of air in the pipeline through a float or spring mechanism. When the air accumulates to a certain level, the valve automatically opens to exhaust, and automatically closes after exhausting the air. Its core function is to prevent air lock and improve system efficiency.

Part nameFunction
FloatSensing air volume and controlling valve opening and closing
exhaust portRemove air from ducts
gasketPrevent water leakage and ensure the valve is sealed when closed

2. Exhaust method of automatic exhaust valve

1.Automatic exhaust: Under normal circumstances, the valve will automatically exhaust according to air accumulation without manual intervention.

2.Manual exhaust: If the automatic exhaust valve fails, it can be operated manually:

  • Turn off power or water to the system to ensure safety.
  • Use a screwdriver to gently unscrew the top of the exhaust valve to release the air.
  • When water flows out, it means that the air has been exhausted. Re-tighten the screws.
Exhaust methodApplicable scenarios
Automatic exhaustThe system is operating normally and the valve is faultless
Manual exhaustValve clogged or automatic function failed

3. Common problems and solutions

1.Exhaust valve leaking: The sealing gasket may be aged or damaged and needs to be replaced with a new gasket.

2.Exhaust valve does not exhaust: Check whether the float ball is stuck, clean the impurities or replace the valve.

3.Frequent exhaust: There may be air leakage points in the system, and the pipe sealing needs to be checked.

questionReasonSolution
water leakageDamaged gasketReplace gasket
No exhaustfloat stuckClean or replace float
Frequent exhaustSystem leaksCheck pipe seals

4. Hot topics and content on the entire network in the past 10 days

Combined with recent Internet hot spots, the following are popular discussions related to automatic exhaust valves:

topicheat index
Winter heating system maintenance★★★★★
Troubleshooting of household heating exhaust valve★★★★☆
Development of intelligent exhaust valve technology★★★☆☆

5. Summary

The automatic exhaust valve is a key component to ensure the efficient operation of the pipeline system. Mastering its exhaust method and troubleshooting skills can effectively avoid system problems. Recent hot topics show that winter heating maintenance and household exhaust valve failures are the focus of users' attention. It is recommended to check the valve status regularly to ensure stable operation of the system.

For further information, please refer to the professional maintenance guide or consult a technician.

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