Cleaning The Cooling System - Toro 74801 Operator's Manual

Changing the Oil Filter
Replace the oil filter every 200 hours or every other oil
change.
Note: Change the oil filter more frequently when operating
conditions are extremely dusty or sandy.
1. Drain the oil from the engine; refer to Changing and
Draining the Oil, page 22.
2. Remove the old filter (Fig. 18).
3. Apply a thin coat of new oil to the rubber gasket on the
replacement filter (Fig. 18).
1
Figure 18
1. Oil filter
4. Install the replacement oil filter to the adapter. Turn the
oil filter clockwise until the rubber gasket contacts the
filter adapter, then tighten the filter an additional 3/4
turn (Fig. 18).
5. Fill the crankcase with the proper type of new oil; refer
to Changing and Draining the Oil, page 22.
2
2. Adapter
23

Cleaning the Cooling System

Clean the air intake screen from grass and debris before
each use.
Clean the cooling fins and engine shrouds every 300 hours
or yearly, whichever comes first.
1. Disengage the PTO, set the parking brake, stop the
engine, and remove the key.
2. Remove the air intake screen, cylinder covers, and fan
housing.
3. Clean debris and grass from the parts.
4. Install the air intake screen, cylinder covers, and fan
housing.
1
4
Figure 19
1. Air intake screen
2. Fan housing
2
3
m–4295
3. Cylinder cover
4. Cylinder cover