How Old is that Water Heater? Though a water heater is relatively inexpensive compared to the price of a house, repairs for the damage caused when one suddenly has a catastrophic failure is likely to be expensive. This is the reason many inspectors want to be able to give their clients some idea of how old the device is and when they need to begin considering replacement. Your clients need to know the answers to these questions and others. In other words, there is no set maximum expected service life. In fact, two neighbors with exactly the same brand water heater installed on exactly the same day on the same street in identical houses can have completely different experiences.

How do I know the age of my water heater?

Click here to order the Montreal pictorial book from Amazon Spain Which book? The dream car that came true ISBN is a page introductory pictorial tribute to the Montreal with over illustrations. It is a non-technical coffee-table type of book.

The SmartPool Solar SunHeater system is a great alternative option to traditional gas pool heaters and heat pumps. It lets you collect the heat of natural sunlight to warm your pool water up to 10 degrees.

The first car slows to a stop and picks me up. When I let on to my destination she immediately questions my light load. I could spend hours running through the park chasing clouds, catching frogs and stomping though puddles. The truest wealth I know in this world is that I can and often do still engage in such luxurious activities. My infatuation with daypacks started when I was After the family had gone to sleep I would crawl out the window with a carefully packed bag, pick up my walking stick and head out to explore the night.

One of my favorites was stealthing around the high security of the Huntington library. The grounds were huge and I had mapped out every inch.

Top VIdeos

History Galton whistle, one of the first devices to produce ultrasound Acoustics , the science of sound , starts as far back as Pythagoras in the 6th century BC, who wrote on the mathematical properties of stringed instruments. Echolocation in bats was discovered by Lazzaro Spallanzani in , when he demonstrated that bats hunted and navigated by inaudible sound and not vision. Francis Galton in invented the Galton whistle , an adjustable whistle which produced ultrasound, which he used to measure the hearing range of humans and other animals, demonstrating that many animals could hear sounds above the hearing range of humans.

The first technological application of ultrasound was an attempt to detect submarines by Paul Langevin in The piezoelectric effect , discovered by Jacques and Pierre Curie in , was useful in transducers to generate and detect ultrasonic waves in air and water. The Mosquito is an electronic device that uses a high pitched frequency to deter loitering by young people.

A furnace with ductwork fanning out that resembles an octopus is a “gravity” furnace, dating pre References (3) The Inspector’s Journal Online: Furnace Age Chart.

Dear Fellow Members, I hesitate to do this my hard drive is only 1gb , but I’m going to solicit advice from the collected Willys “brain trust” on this site. I finally got my 58 cj3b purchased three months ago home this past weekend. I know, I know I should be disbarred from the Willys club for waiting so long, but its a long story so don’t ask.

The body is solid and straight, no cancer, very little surface rust and even has a solid tool box. It has all it’s parts and pieces to include the original drive train and the remains of three-point hitch it had during its farm days. Only things missing are the side-view mirror and a spare tire mount. I can’t get the engine to turn manually. The guy I bought it from a LTC in financial difficulty who owned the jeep for many years assured me it was running when he parked it three years ago.

I pulled the plugs and three of the four chambers look good. The fourth one is rusty and contains what appears to be the remnants of some varnished gasoline. I remember a string awhile back that said moisture can seep in through an open exhaust valve. I didn’t want to try any of my novice shade tree approaches till I spoke to the pro’s. I’m not afraid of bustin’ knuckle, in fact I like it, but I’d rather be spinning the distributor for an hour, whilst sippin’ a cold one, than be pullin’ the head and throwin’ wrenches at my kids.

Bill, I remember an old timer telling me that the easiest way to unfreeze and engine is to pour kerosene into each plug hole and let it sit for a day or two.

InterNACHI Water Heater Dating Chart

Frequently asked questions Most common questions How old is my water heater and is it still under warranty? How to read a John Wood serial number. Open Question John Wood serial numbers contain a lot of information, including when the heater was manufactured. This can be determined by looking at the first four numbers, ignoring any letter that may start the serial number.

The first two numbers represent the year the heater was built.

E Water is boiling in the Heat Exchanger: 1. clean the inlet water straining. 2. Check the automatic flow. 3. Check the heat exchanger, remove and clean with a solution.

How big are tankless water heaters? Most are about the size of an average suitcase. The Takagi line ranges from less than two feet high by 14 inches wide, weighing 30 pounds; to 28 inches high by 19 inches wide weighing 90 pounds. Most models are small enough to hang on a wall. Will tankless water heaters work with hard water? This should lengthen its lifespan as well as the time between servicing. In areas with exceptionally hard-water conditions, the heat exchanger inside the unit may require periodic flushing by a plumber to remove built-up scale.

Keeping the temperature low also helps to prevent scale buildup in severe, hard-water conditions. What size heater will I need for my single-family home? For my apartment building? For more specific sizing, we recommend contacting a local contractor or contacting our customer support.

Solar water heating

Most of the historical data is hidden away in PDFs of these monthly reports, so I had the pleasure of scraping data from scans of dozens of CDC reports that were published 30 years before I was even born. To provide a more visual view of the data set, I charted the per capita marriage and divorce rates below, with a few annotations to denote major historical events.

Similarly, after the conclusion of WWI and WWII , those same young men and women coming back from the war seemed eager to elope and start a new life after spending years experiencing the destructive nature of war.

Then see the chart below to find your tank’s total available minutes of hot water, and subtract how long the last person hogged it. Say your electric heater is 30 gallons.

Click here to order the Montreal pictorial book from Amazon Spain Which book? The dream car that came true ISBN is a page introductory pictorial tribute to the Montreal with over illustrations. It is a non-technical coffee-table type of book. The book has now sold out, but copies are still available from some Amazon Marketplace and other booksellers. The price of the book was GBP Beware vendors offering it at grossly inflated prices!

InterNACHI Water Heater Dating Chart

COM , November 07, Global Residential Water Heater Market report is replete with detailed analysis from a thorough research, especially on questions that border on market size, development environment, futuristic developments, operation situation, pathways and trend of Residential Water Heater. All these are offshoots of understanding the current situation that the industry is in, especially in The will chart the course for a more comprehensive organization and discernment of the competition situation in the Residential Water Heater market.

As this will help manufacturers and investors alike, to have a better understanding of the direction in which the Residential Water Heater Market is headed. Access complete report at: It also features, price, production, and revenue.

Global Residential Water Heater Market by Manufacturers, Types, Regions and Application Research Report Forecast to (, November 07, ) Global Residential Water Heater .

Size, Temperature, Media and Pressure. The last two letters stand for Environmental factors and Delivery. Size The hose I. Use the Flow Capacity Nomogram to determine the proper hose I. The fluid power industry uses a system of measurement called Dash Numbers or Dash Sizes to identify hose and fitting size. See the chart on the Dash Number page for complete details and exceptions. To find out the hose size, check the layline.

If the original printing has worn off, the original hose must be cut and the inside diameter measured. Be sure to measure the overall assembly length and fitting orientation before cutting the hose. Temperature Both media temperature the temperature of the media conveyed through the hose and the ambient temperature the temperature around the hose where it is being used need to be considered when selecting the hose. Make sure that temperature rating of the hose you are considering meets or exceeds the higher of the media or ambient temperature of your application.

Also, make sure you consider media type along with media temperature because different fluids can increase or decrease the effects of temperature on the hose. That is why Parker hoses carry different temperature ratings for different fluids.

How Can I Tell How Old My Water Heater Is?