Check Spark Arrester (If Equipped); Fuel System Maintenance; Replacing The Fuel Filter - Toro 74922 Operator's Manual

Check Spark Arrester (if
equipped)
Service Interval: Every 50 hours
WARNING
Hot exhaust system components may ignite
gasoline vapors even after the engine is stopped.
Hot particles exhausted during engine operation
may ignite flammable materials. Fire may result in
personal injury or property damage.
Do Not refuel or run engine unless spark arrester
is installed.
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Wait for muffler to cool.
3. If any breaks in the screen or welds are observed,
replace the arrester.
4. If plugging of the screen is observed, remove the
arrester and shake loose particles out of the arrester
and clean screen with a wire brush (soak in solvent if
necessary). Reinstall arrester on exhaust outlet.
Fuel System
Maintenance

Replacing the Fuel Filter

Service Interval: Every 500 hours/Yearly (whichever comes
first) (more often in dirty or dusty
conditions).
The fuel filter is located near the engine on the front or rear
side of the engine.
1. Disengage the PTO, move the motion control levers to
the neutral locked position, and set the parking brake.
2. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3. Allow the machine to cool down.
4. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
5. Close the fuel shutoff valve under the seat (Figure 56).
G008963
1. Fuel filter
2. Hose clamp
6. Squeeze the ends of the hose clamps together and slide
them away from the filter (Figure 56).
7. Remove the filter from the fuel lines.
8. Install a new filter and move the hose clamps close to
the filter (Figure 56).
9. Open the fuel shutoff valve.
Note: It is important to reinstall the fuel line hoses and
secure with plastic ties the same as they were originally
installed at the factory to keep the fuel line away from
components that could cause fuel line damage.
40
1 2
3
Figure 56
3. Fuel line