Hitachi ZW 120-6 Operator's Manual page 309

Clean Circulation Air Filter
1. Remove the filter:
Remove screw (6) under cup holder (5) and tilt the cup
holder forward. Hold handle (7) and pull handle (7)
toward you to remove circulation air filter (8).
IMPORTANT: Do not use compressed air or water to clean
filter (8) as damage to the filter fins may result.
2. Clean circulation air filter (8) using a vacuum cleaner.
IMPORTANT: Inappropriate installation of the filter may
cause dust to enter into the air conditioner, causing
malfunction or breakdown of the air conditioner.
Before installing the filter element, clean off dust
around the mounting area; install the filter element
with extra care.
3. Install the cleaned circulation air filter or a new filter by
following the filter removal procedure described in step
1 in the reverse order.
MAINTENANCE
5
7-91
6
8
7
M4GB-07-108
MNEC-07-044