answersLogoWhite

0


Best Answer

A hot water heating systems water pressure should be 12-25 psi , the air in the expansion tank should be set around 10 psi but can only be accurately tested with no water pressure against it. Usually u can tell if the tank is bad when the relief valve on the boiler starts releasing water

User Avatar

Wiki User

10y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What air pressure is there in a pressure tank In a hot water heating system what should the pressure in the tank be?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

What is first in last out piping arrangement?

Water is "lazy". It runs from high pressure to low pressure and always takes the path of least resistence. In order to balance the heating and distribution system so that all heating appliances in a modular hydronic system do the same amount of work, you must pipe the returns and the supplies in such a way that "in" flow of water into the heating appliances is equal to the "out" flow into the system.


Another name for a hot water heating system is a?

Hot water baseboard heating is called a Hydronic heating system.


A aquastat device controls temperature of steam water temperature pressure of steam or none of the above?

An operating system aquastat senses and controls the temperature of the water in a heating system.


Why does the water pressure on your boiler fall every night causing the central heating to fail and go off?

The immediate possibility - is a leak in the system somewhere. If the system is leak-proof, the pressure should remain constant - no matter what time of day it is. The only time there should be a pressure difference - is when the boiler is running. Your best solution - would be to get your system checked by a qualified service technician.


How much water is lost per hour in a oil-hot water heating system for an average size us house?

A hot water heating system should not lose any water unless there is a leak. The type of fuel used does not matter.


How do you know the bladder in a hot water heating system is good?

If the bladder is bad in your expansion tank the tank will fill with water. When this happens the pressure in your furnace will exceed 30lbs and your pressure relief valve will blow off.


Were to get fitting for loosening tightening hot water heating system air valve?

A plumbing supplier should have it.


What pressues should you except in plumbing pipe test?

Depand apone the system required pressure for water supply. it should be 1.5 times of max system pressure and for drainage only gravity pressure is enough to test the system.


How do you compare a hot water heating system with a warm air heating system?

It gets hotter and hotter


How do you make water reboil without heating or removing the top?

Water boils when saturated vapor pressure of the gas molecules of water is equal to the atmospheric pressure. In order to maker water boil at these conditions, the pressure at the top of the liquid should be reduced using a vacuum pump


How long does it take for the water to reach 50 celsius?

This depends on: - the initial temperature of water - the volume of water - the heating system - the geometry of the recipient containing water - the purity of water


How the water heating systems and space heating systems integrate with the other building services?

An integrated system for both space and water heating. Heating is accomplished in a condensing heating module having a small hot water storage reservoir to reduce burner cycling during periods of low demand. The space heating system includes a fluid flow loop with a fluid circulating pump for circulating a heat transfer fluid in the loop from the heating module to a remote space heating heat exchanger. The heating module can also supply hot water for service use. The system may be configured either as an open loop system, in which the space heating and water heating subsystem are combined and share common lines, or a closed loop system, in which the space heating subsystem fluid flow loop is isolated from the water heating subsystem.