Engine Maintenance; Servicing The Air Cleaner - Toro 74621 Operator's Manual

Engine Maintenance

Servicing the Air Cleaner

Service Interval: Before each use or daily—Clean and
check the air cleaner foam element.
Every 50 hours—Replace the air
cleaner paper element.
Note: Service the air cleaner more frequently if the
operating conditions are extremely dusty or sandy.
Removing the Foam and Paper
Elements
1. Disengage the blade control (PTO).
2. Stop the engine, wait for all moving parts to stop, and
remove the key before leaving the operating position.
3. Clean around the air cleaner to prevent dirt from
getting into the engine and causing damage.
4. Remove the air cleaner cover by unscrewing the 2
knobs (Figure 26).
Figure 26
1. Air cleaner cover
5. Carefully remove the foam and paper filter elements
from the air cleaner housing (Figure 27).
G017862
2. Knobs
1. Foam element
6. Separate the foam and paper elements.
Cleaning the Foam and Paper Elements
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. Do
not oil the element.
Important: Replace the foam element if it is
torn or worn.
3. Install the foam element on a clean paper element.
Paper Element:
1. Tap the paper element on a solid flat surface and
blow it out from the inside with compressed air to
remove dust and dirt.
2. Inspect the element for tears, an oily film, and
damage to the rubber seal.
Important: Do not clean the paper element
with pressurized air or liquids, such as solvents,
gasoline, or kerosene. Replace the paper
element if it is damaged or cannot be cleaned
thoroughly.
3. Clean the inside of the air cleaner cover of all dirt,
dust, and debris.
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. Install the foam filter onto the paper filter (Figure 27).
25
Figure 27
2. Paper element