![lochinvar serial number nomenclature lochinvar serial number nomenclature](http://building-center.org/wp-content/uploads/2017/08/Lochinvar-Style-8_Serial-Number.png)
Can you use a light switch for a water heater disconnect?.Is the minimum size water heater inlet pipe 1/2" or 3/4" according to the building code?.Where are gas water heaters not allowed to be installed?.Is a water softener bad for my water heater?.Are water heaters required to be raised off the floor?.Here’s links to a collection of more blog posts about WATER HEATERS:
![lochinvar serial number nomenclature lochinvar serial number nomenclature](https://abihomeservices.com/wp-content/uploads/2020/11/Age-Goodman-HVAC-300x157.jpg)
To find the age of other home components, go to How can I find out the age of a roof? and How do I determine the age of an electrical panel? and How do I determine the age of my air conditioner? For life expectancies, visit What is the average life expectancy of the components of a house?
![lochinvar serial number nomenclature lochinvar serial number nomenclature](https://i.ytimg.com/vi/nsxb2NQHPv0/maxresdefault.jpg)
To determine the age of another manufacturer/brand of water heater, go to How do I determine the age of my water heater? The data plate for the Lochinvar water heater shown below has a first letter of “X” and, based on the its condition, we determined it was manufactured in 2001. You have to use your own judgement of the condition of the water heater to determine which year is correct.
LOCHINVAR SERIAL NUMBER NOMENCLATURE CODE
Because the letter code recycles every 20 years “A,” for example, can be 1964, 1984, 2004. The letters I, O, Q, R, U and V are excluded. The first letter of the serial number is the one to use. Lochinvar uses a 20-letter code for the year of manufacture of their water heaters.