ALL AROUND PLUMBING

FRISCO TX

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PLUMBING NORTH TEXAS FOR OVER 60 YEARS

 

 

  WATER HEATER REQUIREMENTS IN THE CITY OF FARMERS BRANCH

 

  At All Around Plumbing we know when your hot water heater goes out you want it fixed fast. Were there for you with competitive water heater pricing and great service you can count on. We will help you in selecting the right water heater for your families needs. When you’re looking for a new water heater, keep in mind that the money you spend now may well be an investment that pays off in the long run. You have questions about water heaters and we have answers. If you live in Farmers Branch, Texas call us today.

 

  Did you know as of Septmeber 2007, The State of Texas passed into law legislation requiring a permit issued on all water installations? In addition, all installations must be done according to the prevailing codes and inspected by a licensed plumbing inspector. A water heater installed incorrectly can be very dangerous.

 

   City of Farmers Branch TX Building Inspections 972-919-2549

 

 The City of Farmers Branch uses 2003 International Residential Code

 

 The City of Farmers Branch requires a pan under water heaters with the drain going to the outside. If the drain cannot be ran to the outside in some cases the pan is not required. Call the chief inspector Paul is are more than accommodating

 

                          2003 International Plumbing Code (Chapter 5)

Water Heaters

 

Section 501- General

501.1 Scope. The provisions of this chapter shall govern the materials, design

and installation of water heaters and the safety devices and appurtenances.

501.2 Water heater as space heater. Where a combination potable water

heating and space heating system requires water for heating at

temperatures higher than 140°F (60°C), a master thermostat mixing valve

complying with ASSE 1017 shall be provided to limit the water supplied to

the potable hot water distribution system to a temperature of 140°F (60°C)

or less. The potability of the water shall be maintained throughout the

system.

501.3 Drain valves. Drain valves for emptying shall be installed at the bottom of

each tank-type water heater and hot water storage tank. Drain valves shall

conform to ASSE 1005.

501.4 Location. Water heaters and storage tanks shall be located and

connected so as to provide access for observation, maintenance, servicing

and replacement.

501.5 Water heater labeling. All water heaters shall be third-party certified.

501.6 Water temperature control in piping from tankless heaters. The

temperature of water from tankless water heaters will be a maximum of

140 °F (60°C) when intended for domestic uses. This provision shall not

supersede the requirements for defective shower valves in accordance with

Section 424.3.

501.7 Pressure marking of storage tanks. Storage tanks and water heaters

installed for domestic hot water shall have the maximum allowable working

pressure clearly and indelibly stamped in the metal or marked on a plate

welded there to or otherwise permanently attached. Such markings shall be

in an accessible position outside of the tank so as to make inspection or

inspection readily possible.

501.8 Temperature controls. All hot water supply systems will be equipped with

automatic temperature controls capable adjustments from the lowest to the highest

acceptable temperature settings for the intended temperature

operating range.

Section 502 – Installation

502.1 General. Water heaters shall be installed in accordance with the

manufacturer’s installation instructions. Oil-fired water heaters shall conform to the

requirements of this code and International Mechanical Code. Electric water heaters

will conform to the requirements of this code and provisions of ICC Electrical Code.

Gas-fired water heaters shall conform to the requirements of the International Fuel

Gas Code.

502.2 Rooms used as a plenum. Water heaters using solid, liquid or gas fuel shall

not be installed in a room containing air-handling machinery when such room is used

as a plenum.

502.3 Water heaters installed in attics. Attics containing a water heater shall be

provided with an opening and unobstructed passageway large enough to allow

removal of the water heater. The passageway shall not be less than 30 inches (762

mm) high and 22 inches (559 mm) wide and not more than 20 feet (6096 mm) in

length when measured along the centerline of the passageway from the opening to

the water heater. The passageway shall have continuous solid flooring not less than

24 inches (610 mm) wide. A level service space at least 30 inches (762 mm) deep

and 30 inches (762 mm) wide shall be present at the front or service side of the

water heater. The clear access opening dimensions shall be a minimum of 20 inches

by 30 inches (508 mm by 762 mm) where such dimensions are large enough to

allow removal of the water heater.

502.4 Seismic supports. Where earthquake loads are applicable in accordance

with the International Building Code, water heater supports shall be designed and

installed for the seismic forces in accordance with the International Building Code.

Section 503 – Connections

503.1 Cold water line valve. The cold water branch line from the main water supply

line to each hot water storage tank or water heater shall be provided with a valve,

located near the equipment and serving only the hot water storage tank or water

heater. The valve shall not interfere with or cause a disruption of the cold water

supply to the remainder of the cold water system. The valve shall be provided with

access on the same floor level as the water heater served.

503.2 Water Circulation. The method of connecting a circulating water heater to the

tank shall provide proper circulation of water through the water heater. The pipe or

tubes required for the installation of appliances that will draw from the water heater

or storage tank shall comply with the provisions of this code for material and

installation.

Section 504 – Safety devices

504.1 Antisiphon devises. An approved means, such as a cold water “dip” tube

with a hole at the top or a vacuum relief valve installed in the cold water supply line

above the top of the heater or tank, shall be provided to prevent siphoning of any

storage water heater or tank.

504.2 Vacuum relief valve. Bottom fed water heaters and bottom fed tanks

connected to water heaters shall have a vacuum relief valve installed. The vacuum

relief valve shall comply with ANSI Z21.22.

504.3 Shutdown. A means for disconnecting an electric hot water supply system

from its energy supply shall be provided in accordance with the IIC Electrical Code.

A spate valve shall be provided to shut off the energy fuel supply to all other types of

hot water supply systems.

504.4 Relief valve. All storage water heaters operating above atmospheric pressure

shall be provided with an approved, self-closing (levered) pressure relief valve and

temperature relief valve or combination thereof. The relief valve shall conform to

ANSI Z21.22. The relief valve shall not be used as a means of controlling thermal

expansion.

504.4.1 Installation. Such valves shall be installed in the shell of the water

heater rank. Temperature relief valves shall be so located in the tank as to be

actuated by the water in the top 6 inches (152 mm) of the tank served. For

installations with separate storage tanks, the valves shall be installed on the tank

and there shall not be any type of valve installed between the water heater and

the storage tank, There shall not be a check valve or shutoff valve between a

relief valve and the heater or tank served.

504.5 Relief valve approval. Temperature and pressure relief valves, or

combinations thereof, and energy cutoff devices shall bear the label of an approved

agency and shall have a temperature setting of not more than 210°F (99°C) and a

pressure setting not to exceeding the tank or water heater manufacturer’s rated

working pressure or 150 psi (1035 kPa), whichever is less. The relieving capacity of

each pressure relief valve and each temperature relief valve shall equal or exceed

the heat input to the water heater or storage tank.

504.6 Relief outlet waste. The outlet of a pressure, temperature or other relief valve

shall not be directly connected to the drainage system.

504.6.1 Discharge. The relief valve shall discharge full size to a safe place of

disposal such as the floor, outside the building, or an indirect waste receptor. The

discharge pipe shall not have any trapped sections and shall have a visible air

gap or air gap fitting located in the same room as the water heater. The outlet

end of the discharge pipe shall not be threaded and such discharge pipe shall not

have a valve discharge piping to the disposal point. Such pipe shall be installed

in a manner that does not cause personal injury to occupants in the immediate

area or structural damage to the building.

504.6.2 Materials. Relief valve discharge piping shall be of those materials listed

in Section 605.4 or shall be tested, rated, and approved for such use in

accordance with ASME A112.4.1. Piping from safety pan drains shall be of those

materials listed in Table 605.4.

504.7 Required pan. Where water heaters or hot water storage tanks are installed in

locations where leakage of the tanks or connections will cause damage, the tank or

water heater shall be installed in a galvanized steel pan having a minimum thickness of

24 gage, or other pans approved for such use.

504.7.1 Pan size and drain. The pan shall be not less than 1.5 inches (38 mm)

deep and shall be of sufficient size and shape to receive all dripping or

condensate from the tank or water heater. The pan shall be drained by an

indirect waste pipe having a minimum diameter of ¾ inch (19 mm).

504.7.2 Pan drain termination. The pan drain shall extend full-size and terminate

over a suitably located indirect waste receptor or floor drain or extend to the exterior of

the building and terminate no less than 6 inches (152 mm) and not more than 24 inches

(610 mm) above the adjacent ground surface.

Section 605 – Insulation

[E] 505.1 Unfired vessel insulation. Unfired hot water storage tanks shall be insulated

so that heat loss is limited to a maximum of 15 British thermal units per hour (Btu/h) per

square foot (47 W/m2) of external tank surface area. For purposes of determining this

heat loss, the design ambient temperature shall not be higher than 65°F (18°C).

 

(All information might not be up to date we are not responsible for any actions not taken by All Around Plumbing. Above reference for informational purposes only.)

 

            

 

 Master Plumber’s License M36659 Texas State Board of Plumbing Examiners, 929 E 41st, Austin TX 75765 800-845-6584

 

                        Farmers Branch Water Heater Installation and Plumbing Repair Farmers Branch, TX Your Farmers Branch Plumber