Amtrol®

ASME Tank Support

Below are Frequently Asked Questions

WELL-X-TROL ASME

Q: What are Amtrol ASME Well-X-Trol tanks pre-charged to?
A: The factory pre-charge is set to 25 PSI.

Q: What should the air pressure be set to?
A: The tank’s air pressure should be set to 2 PSI below the cut in pressure of the pressure switch.

Q: Does the Well-X-Trol tank have anti-legionella liner?
A: Yes, the Well-X-Trol ASME tanks have a anti-legionella liner.

Q: What is the maximum operating temperature of Well-X-Trol tanks?
A: The maximum operating temperature is 200°F.

Q: What is the minimum operating temperature of Well-X-Trol tanks?
A: The minimum operating temperature is -18°F.

EXTROL ASME

Q: What are Amtrol ASME Extrol tanks pre-charged to?
A: The Extrol tank is factory pre-charged to 12 PSI.

Q: What should the tank’s air pressure be set to?
A: The tank’s air pressure should be set to the system fill pressure.

Q: What is the maximum operating temperature of an Extrol tank?
A: The maximum operating temperature is 240°F.

Q: What is the minimum operating temperature of an Extrol tank?
A: The minimum operating temperature is -18°F.

Q: Can a Extrol tank be used for potable water applications?
A: No, Extrol tanks are not suitable for potable water applications.

THERM-X-TROL ASME

Q: What are Amtrol ASME Therm-X-Trol tanks pre-charged to?
A: The factory pre-charge is 55 PSI for diaphragm models and 25 PSI for bladder models.

Q: What should the air pressure be set to?
A: The tank’s air pressure should be adjusted to match the incoming water pressure.

Q: What is the maximum operating temperature of Therm-X-Trol tanks?
A: The maximum temperature rating is 200°F for diaphragm models and 240°F for bladder models.

Q: What is the minimum operating temperature of Therm-X-Trol tanks?
A: The minimum operating temperature is -18°F.

Q: What is the 1 ½ inch plug on the tank over the air valve?
A: The cap protects the air valve from damage.

BUFFER TANKS

Q: What is the maximums operating temperature for a buffer tank?
A: The maximum operating temperature is 450°F.

Q: Do the buffer tanks have an internal baffle?
A: Yes, the buffer tanks have an internal baffle which helps properly circulate the water.

Q: How many ports does a chilled water buffer tank usually have?
A: A chilled water buffer tank typically has two ports.

Q: How many ports does a hot water buffer tank usually have?
A: A hot water buffer tank may have either two or four ports, depending on the model.

Q: What side of the pump does the buffer tank get installed?
A: The buffer tank should be installed on the suction side of the pump.

AIR & DIRT SEPARATORS

Q: How much clearance is required under an Air & Dirt Separator?
A: 30 inches of clearance is needed for an air & dirt separator.

Q: What material is the screen made from inside the air & dirt separator?
A: The screen inside is made from stainless steel.

Q: What is the maximum operating temperature of an air & dirt separator?
A: The maximum operating temperature is 350°F

Q: Is there an optional magnetic separator?
A: Yes, there is an optional magnetic separator that can be purchased.

Q: What are the pressure rating options for a air & dirt separator?
A: There is 125 PSI or 150 PSI rated options available.

AIR SEPARATORS

Q: What material is the screen made from inside the air separator?
A: The screen inside is made from stainless steel.

Q: What is the maximum operating temperature of an air separator?
A: The maximum operating temperature is 350°F

Q: Is the stainless-steel strainer removable in the tangential air separators?
A: Yes, the stainless-steel strainer is removable.

Q: What connection sizes are available?
A: The available connection sizes are available in 1” to 24”.

Q: What pressure ratings are available?
A: The air separator has an optional 125 or 150 PSI rating.

FIRE-X-TROL

Q: How much clearance is required under an Air & Dirt Separator?
A: 30 inches of clearance is needed for an air & dirt separator.

Q: Does the Fire-X-Trol have a polypropylene liner?
A: Yes, Fire-X-Trol tanks have a polypropylene liner to help prevent system corrosion.

Q: What is the maximum percentage of antifreeze I can use with a Fire-X-Trol?
A: The maximum percentage of antifreeze for a Fire-X-Trol is 50%.

Q: What is the PSI rating of a Fire-X-Trol?
A: The maximum pressure rating for a Fire-X-Trol is 175 PSI.

Q: Does the Fire-X-Trol tank carry UL Listing?
A: Yes, Fire-X-Trol tanks are UL Listed.

Q: Does the Fire-X-Trol tank have FM Approval?
A: Yes, Fire-X-Trol tanks are FM Approved.

SURGE-TROL

Q: What is the pre-charge of Amtrol Surge-Trol tanks?
A: The factory pre-charge is set to 25 PSI.

Q: What should the air charge be set to before installing the tank into the system?
A: The air charge should be adjusted to 15% below the system’s static pressure.

Q: Does the Surge-Trol tank carry UL Listing?
A: Yes, Surge-Trol tanks are UL Listed.

Q: Does the Surge-Trol tank have FM Approval?
A: Yes, Surge-Trol tanks are FM Approved.

Q: What is the Surge-Trol PSI rating?
A: The Surge-Trol tank is rated at 275 PSI.