Host Ed Del Grande offers the 'in's and out's' on water heaters.
Materials:
Meter stick Pipe cutter Small pump and a couple of hoses to drain the tank Safety glasses Tape measure
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Figure A
Figure B
Figure C
There are two types of water heaters, electric and gas.
Most water heaters offer a five or ten year warranty.
The tank is made from steel and has a liner with insulation on the inside to keep the water at a steady temperature.
Cold water comes into the tank down to the bottom through a dip tube. The tube bends around the base of the tank so that the water will 'swirl' around, keeping it fresh.
The tank has two heating elements. One is near the bottom of the tank; the other is near the top. The lowest element heats the water, and the top element maintains the temperature.
Prepping the Old Water Heater:
First, have a licensed electrician disconnect the wiring (figure A) to the old water heater.
Shut off the water at the main using a meter stick.
Purchase or rent a small water pump to drain the tank (figure B).
Next, cut through the existing incoming and outgoing water lines using a pipe cutter (figure C.
Safety Note: use safety glasses when cutting pipe.
Remove the old lines from the tank.
If necessary, adjust the height of the pipes to accommodate the new water heater.