The solution to the problem of low pressure of hot water from a gas heater

Normal shower or bathing in the bathroom is becoming very problematic due to the weak pressure of hot water from the gas column. It is hardly possible to achieve the desired temperature, and the jet can barely strain. The usual process starts to take a lot of time. This brings great inconvenience to everyday life, depriving the usual comfort, because in everyday life there is a constant need for hot water. This question is one of the leaders among the problems encountered when working with geysers. However, the main causes of the problems are quite simple, and they can be solved by hand.

 Low water pressure

Variety of used geysers

Modern geysers are compact devices designed to heat running water.They are used in gasified houses without central hot water. Heating equipment is divided according to the principle of operation cumulative and flow views. The first constantly heats the liquid in the tank and is a gas boiler. The second heats up during its flow and is a flowing gas column.

By performance water heaters are divided into the following groups:

  • low-power (9-16 kW), capable of producing only about 10 liters of hot water per minute;
  • average power (16-23 kW), giving about 15 liters per minute;
  • devices with high power (more than 24 kW), heating up to 20 liters.

The performance of the equipment of weak power is enough for washing dishes in the kitchen. Devices of the middle group are suitable for two-room apartments. And the latter category will easily meet the needs of three-room apartment residents.

 Gas storage boiler

Causes of the problem and their elimination

Today, the problem of weak pressure coming from the heater of warm water has not been eliminated. It remains relevant. The primary basis for such a phenomenon may be insufficient pressure in the cold water supply. Normalize indicators can be as follows:

  • using hydroaccumulators;
  • using pumps and additional water tanks.

The last option involves the installation of a tank under water (enough for 500 liters), and installation inside its pump. Such a system can even supply the apartment with water for a certain time during short breaks with water supply.

You can also identify a number of main reasons related directly to the gas column. They and methods for their elimination are presented in the following table.

Problem Possible solutions
In the house (apartment) operated low-power (low-performance) water heater Buy a more powerful model
Use only one hot tap at a time.
Filter clogging Remove the screen in front of the heat exchanger and rinse it with water from rust and lime deposits.
If damaged, replace the filter.
The presence of scale coming from the heat exchanger in the tubes This problem can be solved by supplying cold water in the opposite direction or replacing a clogged area.
Scale on the walls of the heat exchanger is removed with citric acid dissolved in water
Mixer problems The mixer disassembles and removes clogging, with replacement being an extreme case.

Most of the reasons for the weak pressure of the water from the warm tap of the heater are a direct consequence of the lack of timely repair inspections. The frequency of their signs in the instruction manual for each model of equipment.

The weak pressure of hot water from the gas column during normal plumbing most often occurs if the filter is clogged or has accumulated a lot of scale. Regular preventive measures will eliminate these problems. You should also pay great attention to the power of the heater when buying it. Even starting with one-bedroom apartments, it is recommended to use average performance devicesif more than one person lives there.

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