Servicing The Engine Oil - Toro 74408 Operator's Manual

5. Remove the 2 wing nuts and remove the air
cleaner assembly (Figure 28).
6. Carefully pull the foam element off the paper
element (Figure 28).
Figure 28
1. Engine
2. Cover
3. Wing nut
Cleaning the Foam Air Cleaner
Element
1. Wash the foam element in liquid soap and
warm water. When the element is clean, rinse
it thoroughly.
2. Dry the element by squeezing it in a clean
cloth.
Important: Replace the foam element
if it is torn or worn.
Servicing the Paper Air Cleaner
Element
1. Do not clean the paper filter. Replace it after
200 operating hours (Figure 28).
4. Foam element
5. Paper element
6. Cover knob
2. Inspect the element for tears, an oily film, or
damage to the rubber seal.
3. Replace the paper element if it is damaged.
Installing the Foam and Paper
Elements
Important: To prevent engine damage,
always operate the engine with the complete
foam and paper air cleaner assembly installed.
1. Carefully slide the foam element onto the
paper air cleaner element (Figure 28).
2. Place the air cleaner assembly onto the air
cleaner base and secure it with the 2 wing nuts
(Figure 28).
3. Place the air cleaner cover into position and
tighten the cover knob (Figure 28).

Servicing the Engine Oil

Service Interval/Specication
Change the engine oil as follows:
• After the first 8 operating hours
• After every 100 operating hours
Note: Change the oil more frequently when
the operating conditions are extremely dusty
or sandy.
Oil Type: Detergent oil (API service SF, SG,
SH, or SJ)
Crankcase Capacity: 58 ounces (1.7 liter) with
the filter removed; 51 ounces (1.5 liter) without
the filter removed
Viscosity: Refer to the table below
27