Install a new Epson PowerLite 835 projector lamp

Written by
  • Shelagh M.
  • 11 years ago

Epson_PowerLite 835P_Epson_ELPLP31_lampFollow this 3-step guide to replace the Epson PowerLite 835 projector lamp

Be sure to buy an authentic Epson PowerLite 835 projector lamp from a recognized dealer.

How many hours are left?

Your Epson ELPLP31 lamp will last between 2000 to 3000 hours depending on the Brightness Control settings. A high setting will give you much less time (2000 hours or less) than a low brightness setting (3000 hours). Find out how many hours the Epson ELPLP31 lamp has been in use by pressing the MENU button and highlighting the INFO menu

Replacement warnings signs:

Look for these replacement warning signs on your Warning signs for lamp replacement in the Epson PowerLite 835 projector:

  • Dark image.
  • Image that has deteriorated.
  • Color in image that appears off.
  • “Replace the lamp” warning flashing on screen.
  • Lamp light flashing a steady orange.

NOTE: If the Lamp light turns red the Epson ELPLP31 lamp is burnt out and should be replaced immediately.

Buying the right lamp

With their bargain prices and easy availability, generic lamps can be a real temptation. However, generic lamps are not a bargain in the long run due to their inferior workmanship. They can seriously damage the optics in your Epson Powerlite 835 since they have not been calibrated properly. Generic, compatible lamps also don’t last the full 2000 hours. Probably the most alarming aspect of these generic so-called “compatible lamps are the health hazard they pose.
Copy cat manufacturers don’t have the resources to buy the proper materials so they resort to using substitutes such as the carcinogenic Krypton-85, a chemical   linked to cancer. Avoid all these problems PLUS keep the warranty on your Epson Powerlite 835 projector valid.
Don’t get roped into buying from a generic manufacturer. Learn the 7 Ways to Spot a Counterfeit Lamp and look for the seal of approval.

Step 3: Install the Epson PowerLite 835 projector lamp

Before installation follow these important safety tips:

  • Turn power button off wait for light to stop flashing.
  • Unplug the power cord on the Epson PowerLite 835.
  • Allow the Epson PowerLite 835 projector to cool for one hour – it should be cool to the touch. These projectors run a high temperatures so you can burn yourself very badly if the projector has not cooled enough before being opened up.
  • Do not operate the projectors while any of the lamps are removed as this may result in malfunctions, fire hazard and other accidents.

Epson_PowerLite 835P_Epson_ELPLP31_lamp_loosen_cover
The lamp cover is found on top of the Epson PowerLite 835 projector. Loosen the lamp cover screw — you can’t remove it only loosen it.
Epson_PowerLite 835P_Epson_ELPLP31_Remove_lamp_cover
Slide the Epson PowerLite 835 projector lamp cover off.
Loosen the two screws holding the Epson ELPLP31 lamp in place.

Resetting the Epson Powerlite 835 Lamp Timer

The  Epson PowerLite 835 has a lamp timer that tracks the number of hours left for the Epson ELPLP31 before it reaches end of life. Every time you install a new Epson ELPLP31 lamp you must reset the lamp timer to zero. Don’t use the Epson ELPLP31 lamp beyond its recommended usage as this can damages the Epson PowerLite 835 projector.
Epson_PowerLite 835P_Epson_ELPLP31_lamp

  • Press the MENU button on either the remote control or on the projector’s control panel.
  • Scroll down to the RESET option.
  • Press Enter
  • Press ENTER to open the prompt screen

Epson_PowerLite 835P_Epson_ELPLP31_lamp_second_reset_screen

  • Press Yes.
  • Lamp hours will be reset to zero.
  • Press MENU to return to the screen.


Make the Epson ELPLP31 last longer

Extend the life of the newly installed Epson ELPLP31 with the following tips:

  • Keep your air filters clean to avoid overheating the projector.
  • Turn off the Epson PowerLite 835  projector 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.
  • Set the Brightness Mode to low.
  • Learn more with Top tips for extending DLP projector lamp life.

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