300HH, 375, 375H, 375HH, 425 AND 425H USER MANUAL R00 SECTION 5
64
AIR FILTER MAINTENANCE
Refer to Figure 5-2. Air filter maintenance should be
performed as often as conditions require. If the filters
are equipped with optional maintenance indicators,
change the filters every time the indicators show a
change is necessary.
AIR FILTER REPLACEMENT
1. Loosen and remove the air filter and cover.
2. Remove the primary and secondary ele-
ments.
3. Clean the body, inside and out, with a damp
cloth.
4. Reinstall (if clean) or replace the secondary
element.
5. Replace the new primary filter element.
6. Reposition the cover and lock it into the posi-
tion.
7. Reset the filter restriction indicator (if
equipped).
2
1
SU_0000669
1. Filter Head
2. Fluid Filter
Figure 5-1: Fluid Filter
SU_0000678
1. Filter Body
2. Filter Cover
3. Safety (Secondary) Element**
4. Primary Element*
*Replacement Primary Element
P/N 02250164-532
**Replacement Safety (Secondary) Element
P/N 02250164-533
Figure 5-2: Air Filter