Operation and maintenance manual

Inspection, Maintenance and Adjustment
4-57
DX140R/DX140LCR
2,000 HOUR / YEARLY SERVICE
Perform All Daily, 50, 250, 500 and 1,000
Hour Service Checks
Replace Outer and Inner Air Cleaner
Elements
NOTE: Replace outer element after cleaning 5 times or every
2,000 hours of service.
NOTE: Replace inner element whenever a new outer
element is installed.
If there is clogged filter signal on
the gauge panel, use the
following procedure.
1. Open the access door at the rear of the cabin.
2. Remove the evacuator valve (1, Figure 102) and air
cleaner cover (2).
NOTE: Insp
ect evacuator valve seal lips for wear or
damage. Replace valve if necessary. Install
evacuator valve with lips parallel to the cover.
3. Remove outer filter (4, Figure 102) from the air cleaner
housing.
4. Clean the air cleaner cover and the inside of the air cleaner
housing.
5. Remove inner filter (5, Figure 103).
6. Clean out inside of air cleaner housing. Do not use
compr
essed air to blow out housing.
7. Install new inner filter. Do not clean and reuse inner
element.
8.
Install new outer filter.
9. Install air cleaner cover and evacuator valve.
NOTE: Make sure that all gaskets and cover are
properly installed and seated.
PWR
FG013734
Figure 101
WARNING
AVOID DEATH OR SERIOUS INJURY
Never clean or attempt to remove the air cleaner element if
the engine
is running.
Figure 102
FG014432
Figure 103
2
4
5
1
3
FG003466