122 S850 Operation & Maintenance Manual
AIR CLEANER SERVICE (CONT’D)
Replacing Filter Elements (Cont’d)
Outer Filter (Cont’d)
Figure 188
Pull the outer filter element (Item 1) [Figure 188] out and
discard.
NOTE: Make sure the filter housing is free of dirt and
de
bris. Verify that sealing surfaces are clean.
DO NOT use compressed air.
Install new filter element. Push all the w
ay in until it
contacts the base of the housing.
Install the cover and secure the latches [Figure 187].
NOTE: Ensure the intake hose is connected to the
f
itting on the fan housing (Inset) [Figure 190].
NOTE: Ensure the coolant tank is secured into the
coolant tank bracket.
Install the rear grille.
Inner Filter
Only replace the inner filter element under the following
conditions
:
• Replace the inner filter element every th
ird time the
outer filter is replaced.
• After the outer element has been replaced, start the
engine and run at full rpm. If service code [M0117]
(Air Filter Plugged) is still displayed in the data
display, replace the inner filter element.
Remove the rear grille. (See REAR GRILLE on Page
117.)
Remove the cover [Figure 187] and the outer filter
element [Figure 188].
Figure 189
Remove the inner filter element (Item 1) [Figure 189].
NOTE: Make sure the filter housing is free of dirt and
d
ebris. Verify that sealing surfaces are clean.
DO NOT use compressed air.
Install new inner filter element. Push all the w
ay in until it
contacts the base of the housing.
Install the outer filter element [Figure 188].
Figure 190
Install the cover (Item 1) and secure the latches (Item 2)
[Figure 190].
NOTE: Ensure the intake hose is connected to the
f
itting on the fan housing (Inset) [Figure 190].
NOTE: Ensure the coolant tank is secured into the
coolant tank bracket.
Install the rear grille.
Dealer Copy -- Not for Resale