Chapter 5 Maintenance — Maintenance/replacement

Cleaning the air filter unit

Remove the air filter unit beforehand according to the previously described procedure in “Removing the air filter unit”.

Fig. 1

Fig. 2

1)Wash the air filter unit. (Fig. 1)

i)Soak the air filter unit in cold or warm water and then lightly rinse it. ff Do not use cleaning tools such as brushes.

ff When rinsing, hold the frame of the air filter unit without putting strong pressure on the filter.

ii)Rinse the air filter unit two to three times using fresh water each time. ff Insufficient rinsing may result in odors.

2)Dry the air filter unit. (Fig. 2)

ff Let the air filter unit naturally dry off in a well-ventilated place where there is little dust and is not exposed to direct sunlight. ff Do not dry using drying devices such as dryers.

ff After the air filter unit is dried, proceed to “Attaching the air filter unit” (x page 132).

Attaching the air filter unit

1)Attach the air filter unit to the projector.

ff Perform Step 2) in “Removing the air filter unit” in the reverse order. ff Push in the air filter unit securely until it clicks into place.

2)Attach the air filter cover.

ff Perform Step 1) in “Removing the air filter unit” in the reverse order to close the air filter cover, and push in the air filter cover securely until it clicks into place.

ff Use a Phillips screwdriver to firmly tighten the air filter cover fixing screw (x1).

Attention

ff After washing the air filter unit, dry it thoroughly before attaching it back to the projector. Attaching a wet unit will cause an electric shock or malfunction.

ff Do not disassemble the air filter unit.

ff Make sure that the air filter unit is properly attached before using the projector. If it is not attached, the projector will suck in dirt and dust causing a malfunction.

Note

ff If you use the projector without attaching the air filter unit, the filter indicator <FILTER> flashes in red and the message appears on the projected image for approximately 30 seconds.

ff Replace the air filter unit with the new optional Replacement Filter Unit (Model No.: ET‑RFE300) if it is damaged or if the dirt does not come off even after washing.

ff Air filter replacement is recommended after cleaning the unit two times. ff The dust-proof properties may be reduced after each cleaning.

132 - ENGLISH