Cleaning The Cooling System; Fuel System Maintenance; Replacing The In-Line Fuel Filter - Toro 74731 Operator's Manual

Installing the Spark Plug
Tighten the spark plug(s) to 25–30 N-m (18.5–22.1 ft-lb).
A
C
25-30 N-m
18.5-22.1 ft-lb
Figure 37

Cleaning the Cooling System

Clean the air intake screen from grass and debris before each
use.
1. Disengage the blade control switch and apply the
parking brake.
2. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
3. Remove the air filter from the engine.
4. Remove the engine shroud.
5. To prevent debris entering the air intake, install the air
filter to the filter base.
6. Clean debris and grass from the parts.
7. Remove the air filter and install the engine shroud.
8. Install the air filter.
B
D
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Fuel System
Maintenance
DANGER
In certain conditions, gasoline is extremely
flammable and highly explosive. A fire or explosion
from gasoline can burn you and others and can
damage property.
• Perform any fuel related maintenance when the
engine is cold. Do this outdoors in an open area.
Wipe up any gasoline that spills.
• Never smoke when draining gasoline, and stay
away from an open flame or where a spark may
ignite the gasoline fumes.
Replacing the In-Line Fuel
Filter
Service Interval: Every 200 hours—Replace the in-line fuel
filter
Never install a dirty filter if it is removed from the fuel line.
1. Park the machine on a level surface and disengage the
blade-control switch.
2. Move the motion-control levers outward to the P
position, stop the engine, remove the key, and wait for
all moving parts to stop before leaving the operating
position.
33
ARK