Lexus 2003 LS Owner's Manual page 209

21L164a

1 Filter
2 Filter case
5. Take the filter out of the filter case and replace it with a
new one.
NOTICE
When installing, the UP marks shown on the filter and
filter case should be noted and fitted as shown.
6. Install it in the reverse order of removal.
21L165a

1 Tabs
2 Filter cover 3 Levers
7. When installing the filter cover, insert the 3 upper tabs
and then 2 lower levers.
AIR CONDITIONING
195