Servicing The Engine Oil - Toro 74413 Operator's Manual

3. Clean around the air cleaner to prevent dirt from getting
into the engine and causing damage (Fig. 30).
2
3
4
5
1
Figure 30
1. Engine
2. Cover
3. Wing nut
4. Unscrew the cover knob and remove the air cleaner
cover (Fig. 30).
5. Unscrew the 2 wing nuts and remove the air cleaner
assembly (Fig. 30).
6. Carefully pull the foam element off the paper element
(Fig. 30).
Cleaning the Foam 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.
Cleaning the Paper Element
Important
Never clean the paper element with
pressurized air or liquids, such as solvent, gas, or kerosene.
1. Lightly tap the element on a flat surface to remove dust
and dirt (Fig. 30).
2. Inspect the element for tears, an oily film, and damage
to the rubber seal.
6
m–7452
4. Foam element
5. Paper element
6. Cover knob
29
3. Replace the paper element if it is damaged, or cannot be
cleaned thoroughly.
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 (Fig. 30).
2. Place the air cleaner assembly onto the air cleaner base
and secure it with the nut (Fig. 30).
3. Place the air cleaner cover into position and tighten the
cover knob (Fig. 30).

Servicing the Engine Oil

Service Interval/Specification
Change the engine oil:
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
USE THESE SAE VISCOSITY OILS
Checking the Engine Oil Level
1. Park the machine on a level surface.
2. Disengage the PTO and set the parking brake.
3. Stop the engine, remove the key, and wait for all
moving parts to stop before leaving the operating
position.