Panasonic PT-TW381R Operating Instructions Manual page 114

1) Remove the air filter cover. (Fig.1)
f Pull out the air filter cover from the hook of the projector while slightly pushing upward the tabs of the air
filter cover and open it in the direction of the arrow in figure.
2) Remove the air filter unit.
f The air filter unit is fixed by the three hooks. Grasp the fibre of the air filter unit near to the cover side with
one hook and then pull the air filter unit out from the air filter cover as arrow direction shown. (Fig.2)
f After removing the air filter unit, remove foreign objects and dust from the air filter compartment and the
projector's intake vent if there are any.
Cleaning the air filter unit
Remove the air filter unit beforehand according to the previously described procedure in "Removing the air filter
unit".
1) Clean the air filter unit.
f Vacuum dirt and dust from the air filter unit.
f Do not wash the air filter unit.
Attaching the air filter unit
1) Attach the new air filter unit to the air filter cover.
f There is a distinction between the inside and outside of the air filter unit. Align the red mark on the air filter
unit with the red mark on the air filter cover.
Red mark
f Insert the air filter unit to the side with the two hooks and then press the other side of the air filter unit into
the cover side with one hook.
2) Attach the air filter cover to the projector.
f Perform Step 1) in "Removing the air filter unit" (x page 113) in the reverse order.
f Make sure that the air filter cover is closed tightly.
Resetting the filter counter
Be sure to reset the filter counter after cleaning or replacing the air filter unit.
1) Connect the power plug, press the power <v/b> button.
2) Press the <MENU> button to display the main menu, then press as to select [PROJECTOR SETUP].
3) Press the <ENTER> button, press as to select [FILTER COUNTER].
4) Press the <ENTER> button, press as to select [FILTER COUNTER RESET].
114 - ENGLISH
Chapter 6 Maintenance - Maintenance/replacement
Red mark
Hook
Air filter unit
Inside (Smooth fibre)
Outside (Cotton-like fibre)
Air filter cover
Hook
Air filter cover
Air filter unit