Install an Epson EH-TW3800 projector lamp in 3 easy steps

Written by
  • Shelagh M.
  • 12 years ago

Epson EH-TW3800 projector, Epson ELPLP49 lampInstall a new Epson EH-TW3800 projector lamp in 3 easy steps

Epson EH-TW3800 warning light, Epson ELPLP49 lampWhen it’s time to replace the  Epson EH-TW3800 projector lamp  you’ll see the orange warning light begin to blink on your projector.
A replacement warning message will also appear on screen. You can expect 3900 hours of lamp from the lamp depending on the settings and usage of the Epson EH-TW2900.

Step 1: Buy authentic

The Internet has been flooded with generic lamps stating they are “compatible” with Epson projectors. Consider the source before purchasing. Look for a registered OEM manufacturer  in North America using the correct materials and specifications. Generic lamps have a long list of problems and while they may seem like a bargain, they actually end up costing you more.

Find this authentic lamp on Amazon sold by these authorized dealers:

6 reasons to avoid generics:

Your Epson EH-TW3800 is a sophisticated machine with sensitive electronic components. An authentic Epson ELPLP49 projector lamp has been designed specifically to keep your projector operating at optimum levels. Learn How to buy an authentic lamp.

Step 2: Install a new Epson ELPLP49 lamp

Before installation:

  • Turn off the projector and unplug the AC cord.
  • Allow the Epson EH-TW3800 to cool for one hour – it should be cool to the touch. Inside of the projector can be very hot since these machines operator under high temperatures and you run the risk of being burned if the projector has not cooled down.
  • Do not operate the projectors while any of the lamps are removed as this may result in malfunctions, fire hazard and other accidents.

Caution: Don’t touch the screen or the actual bulb with your finger since the oil from your skin can cause a black spot on the bulb.
Epson EH-TW3800 lamp cover, Epson ELPLP49 lamp1. The lamp cover for the Epson EH-TW3800 is found on top of the projector. Take the screwdriver that came with the projector and put it into opening on the lamp cover to release the cover switch. Remove the lamp cover.
Epson EH-TW3800 remove lamp, Epson ELPLP49 lamp
2. Remove the two screws on either side of Epson ELPLP49 lamp. Place the screws to either side.
Epson EH-TW3800 remove lamp, Epson ELPLP49 lamp
3. Pull the lamp out using the top handle. Be sure to pull it out straight. Pulling too quickly can cause the bulb to shatter. Learn what to do should the bulb shatter.
NOTE: The Epson ELPLP49 lamp contains mercury and should not be thrown into regular garbage.  Recycle your used lamps! 
Epson EH-TW3800 install lamp, Epson ELPLP49 lamp
4. Take the new Epson ELPLP49 lamp by the handle and gently put it into place making sure the lamp is facing in the right direction.
Epson EH-TW3800 tighten lamp screws, Epson ELPLP49 lamp
5. Replace the Epson ELPLP49 screws on the newly installed lamp.
 Epson EH-TW3800 projetor cover on, Epson ELPLP49 lamp
6. Re-connect the lamp cover. Tighten the screws on the cord and turn on the Epson EH-TW3800 projector.
7. Re-attach the power cord. Turn the projector on and let it warm up.
8. Reset the Lamp Operating time.

Step 3: Reset the Epson EH-TW3800 Lamp Timer

Reset the Epson EH-TW3800 Lamp Replacement Counter only when the Epson ELPLP49 lamp has been replaced.
 Epson EH-TW3800 lamp reset timer, Epson ELPLP49 lamp

  • Turn the Epson EH-TW3800 projector on.
  • Press MENU to display the configuration menu.
  • Press the down arrow to move down the menu to the Reset option.

Epson EH-TW3800 lamp reset second screen, Epson ELPLP49 lamp

  • Press Enter to enter the Reset Menu.
  • Press the down arrow to move down the menu to the Reset Lamp Hours option.
  • Press Enter.

Epson EH-TW3800 lamp reset third screen, Epson ELPLP49 lamp

  • When the Reset Lamp Hour option has been chosen the Reset Lamp Hours message will appear.
  • Use the cursor to move to the YES option.
  • Press Enter to reset the lamp hours to zero.


Prolong the life of the Epson ELPLP49 lamp:

Extend the life of the newly installed Epson ELPLP49 with the following tips:

  • Keep your air filters clean to avoid overheating the projector.
  • Turn off the Epson EH-TW3800 and let it stand for at least one hour ever 24 hours. An average use of four to five hours per day will ensure longer lamp life.
  • Make sure there is enough airflow around the projector particularly if it’s been permanently mounted.
  • Learn more with Top tips for extending DLP projector lamp life


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