How To Install A Tankless Water Heater Gas

Many homeowners love to use tankless water heaters for many reasons. First, it serves as an ideal way to produce heated h2o to their buildings. It likewise requires less space and helps reduce any utility bills.

However, installing a tankless water heater comes equally a catchy chore, except if you have basic technical skills. After all, you will need to have noesis of various codes and the right parts to utilize. If y'all don't feel upwards to this task, consider contacting a plumber.

Are you handy with tools? Well, this guide will show you how toinstall a tankless water heater.

How to Install a Gas Tankless Water Heater

Step 1: Take out Your Current Water Heater

Know the size of your gas main by contacting the gas company. Since this kind of heater uses more gas than large furnaces, yous might have to connect a bigger pipe to the gas meter in your home.

Switch off the water and ability supply to the electric current heater. You should too turn off the valves that supply gas to the unit. Drain and remove the heater from its mount before disposing or tossing it in a recycle bin.

Step two: Fix New H2o and Gas Lines for Your Heater

If the existing gas line comes in a suitable size, fix a tee and a valve or one of them (equally required). Utilise a black pipe to connect the new supply line near the gas line on your new gas tankless water heater. You tin also utilize a flexible gas supply line for this chore.

Use a copper pipe to connect quondam and existing water lines. Afterward, move the lines to the new tankless heater. Yous might place an expansion tank at the cold water inlet of the unit, mainly if the system has an anti-siphon or check valve.

Secure the pipes to the wall with some bell hangers. With these items, you can quickly utilise some pipe insulation.

Next, have out whatever oxidants by wiping the connectors and pipes. And so add some flux to the end of the piping, attach information technology to the connectors before fusing with a torch. Remember to rut the copper pipe before soldering.

Step 3: Place the Water Heater on a Stand

Buy ii pieces of lumber (with a measurement of 4 inches) and construct a platform. Experts recommend this size of lumber every bit it allows the unit of measurement to have a suitable spacing (of the same measurement) from the wall.

Expect for a well-ventilated spot in the room and place the stand. Then, put your new h2o heater on the platform.

Pace 4: Install the Water Heater

Use the owner's manual to attach the sediment trap and shutoff valve to the heater. After, connect the gas supply line to the shutoff valve. Effort to confirm if the water heater has the drain and purge valves.

Adhere the valves on the heater to the water supply line and look for leaks by turning the water on. If none, repeat the checking procedure on the gas line. When completed, turn off the gas until you lot have finished setting up the unit.

5. Ready the New Vent

Expect for the vent shaft of the unit and place some adhesive. For this stage, utilize silicone sealants that tin handle the heat.

Next, add a connector and tighten with a hose clamp earlier slipping on a section of the vent pipe. Complete this associates past placing a retaining band on the tube. Fold over the taps for actress security.

Set up an elbow and ensure its rima oris faces the same spot (on the outside) of the water heater vents. Bore a hole from inside the wall that volition serve as an outlet for the unit.

Create the space by marker a circumvolve on the outside wall with a vent thimble. Above the mark, use a spade chip to make a 1-inch hole.

Using a reciprocating saw, make the vent hole. From the hole, accept out any sidings or shingles as this will help the flange thimble residual correctly on the outside wall. Add some silicone caulk on the end of the flange before pushing it into the opening. Tighten the assembly with screws (to the outer wall) and seal the fasteners with silicone.

From the inner wall, fix an interior flange before running a vent pipage through its mouth. Use tabs to keep all parts of the tube in position. Then, head to the outer wall and connect a part of the pipe with a vent hood. Circular up past fixing the siding or shingles effectually the hole of the vent.

6. Switch on the Unit

Remove unwanted air from the plumbing and heater by running hot water from your faucet. After some minutes, switch off the h2o and connect the heater to a power supply.

Add some insulation to the pipe that carries hot water from the unit before switching on the gas. You can complete this phase by following the tankless water heater installation instructions in the owner'southward manual. Now yous knowhow to install a gas tankless water heater.

How to Install an Electric Tankless Water Heater

If yous want a suitable alternative to a gas tankless water heater, consider choosing the electric model. Apart from working without vents, electric tankless water heaters are easier to install and crave no gas combustion.

Since information technology works differently, you must know theelectric tankless water heater installation requirements. To have this knowledge, consult the possessor's transmission from time to time. Earlier using the following steps, buy an electric model that suits your building.

Pace ane: Disconnect the Power and Water Supply

First by turning off the power on the unit of measurement. You should besides disassemble the incoming water supply line from the heater. Ensure you place a container nether the water bib to collect spills from the pipe.

Step 2: Remove the Water Heater from the Room

For an electric h2o heater, but unplug the appliance from the wall outlet. Remove the plug of the existing heater from the power source. As soon equally it'southward free, dismount the unit and toss into the garbage or recycle bin.

Pace 3: Connect the New Unit

Layout your new heater and await for the best spot to install it. When you lot find i, identify the unit on a suitable platform and secure information technology with four screws. Even if you know other ways onhow to install a tankless water heater, information technology'south advisable that you fix it in an upright position.

Pace 4: Connect the Unit to the Power and Water Supply

Rinse out the clay from the pipe that supplies cold water. Then, adhere the water heater outlet (on the left side of the heater) to the hot water line. Head to the right cease of the heater, and and then connect the common cold water line to the cold water inlet.

Screw all the fittings on both sides of the heater and run all hot water faucets for 3 minutes. If you can't find any leaks, use the following steps to connect the unit of measurement to a ability source.

Connect a blackness and red wire to the breaker. But earlier fixing the wire pair, switch off the ability to the heater with excursion breakers.
Use a wire gauge to run the power cable from the excursion billow (in the fundamental electric panel) to the water heater. Connect the cable with the block final on the unit. After tightening every connection, screw in the front panel of your heater.

Pace 5: Turn on the H2o Heater

Articulate out all the air in the power lines by running hot water faucets for 3 minutes. So, switch on the power from the circuit breakers in the central unit. Now you can plow on the switch on the unit itself.

Tips for Installing an Electric Tankless Water Heater

At present that y'all have an thought on how toinstall a tankless h2o heater, consider the following tips for setting upwards atankless water heater electric model.

If you use an electric tankless water heater, it needs an exhaust arrangement with a large bore. Information technology will likewise piece of work with a steel flue powered past high voltage. Remember to ostend this feature before installing the heater without using a professional.
For the plumbing, use union connector sets that you can bypass. Such items permit you to remove limescale from the heater with ease.

Wrap Up

Since tankless water heaters use less energy and have portable features, you should love this device. Also, if yous cannotcall a professional person to come set it upward due to the tankless water heater installation cost, take the DIY steps.

Toknow how to install a gas tankless water heater, disconnect the old unit, and place it on a new platform. You should as well cheque for leaks on the unit. You tin can besides use this guide for tankless models that run on electricity.

Since the process requires technical skills, you should seek the services of a plumber or installer. If yous find this article helpful, feel free to share it.