Toro 74412 - Engine Maintenance; Air Cleaner Service

4. Grease the three spindle bearings under the
pulleys until g rease comes out the lo w er seals
( Figure 27 ).
5. Grease the idler ar m on the mo w er dec k
( Figure 27 ).
6. Grease the fittings on the push ar ms
( Figure 27 ).
Figure 27
Engine Maintenance
Servicing the Air Cleaner
Service Interval/Specication
F oam element: Clean it after ev er y 25 operating
hours .
P aper element: Chec k it after ev er y 50 operating
hours . R e place it after ev er y 200 operating hours
or yearly , whic h ev er comes first.
Inspect the foam and paper elements and re place
them if they are damag ed or ex cessi v ely dir ty .
Note: Ser vice the air cleaner more frequently
(ev er y few operating hours) if the operating
conditions are extremely dusty or sandy .
Important: Do not oil the f oam or paper
element.
Removing the Foam and Paper
Elements
1. Diseng ag e the PTO and set the parking brak e .
2. Stop the engine , remo v e the k ey , and w ait for
all mo ving par ts to stop before lea ving the
operating position.
3. Clean around the air cleaner to prev ent dir t
from g etting into the engine and causing
damag e ( Figure 28 ).
4. Unscrew the co v er knob and remo v e the air
cleaner co v er ( Figure 28 ).
5. R emo v e the wing n ut and remo v e the air
cleaner assembly ( Figure 28 ).
6. Carefully pull the foam element off the paper
element ( Figure 28 ).
Figure 28
1. Cover knob 5. Paper element
2. Cover
6. Stud
3. Foam element
7. Engine
4. Wing nut
Cleaning the Foam Air Cleaner
Element
1. W ash the foam element in liquid soap and
w ar m w ater . W hen the element is clean, rinse
it thoroughly .
27