Servicing The Spark Plug; Replacing The Blade - Toro 20838 Operator's Manual

Figure 32
Note:
Your machine comes with a spare fuse in
the battery compartment.
4. Install the battery cover.

Servicing the Spark Plug

Service Interval: Every 100 hours
Use a Champion RN9YC spark plug or equivalent.
1. Shut off the engine and wait for all moving parts
to stop.
2. Disconnect the wire from the spark plug
26).
3. Clean around the spark plug.
4. Remove the spark plug from the cylinder head.
Important:
Replace a cracked, fouled, or
dirty spark plug. Do not clean the electrodes
because grit entering the cylinder can
damage the engine.
5. Set the gap on the plug to 0.76 mm (0.030 inch)
as shown in Figure
Figure 33
1. Center electrode insulator
2. Side electrode
6. Install the spark plug.
7. Torque the plug to 20 N∙m (15 ft-lb).
8. Connect the wire to the spark plug.
(Figure
33.
3. Air gap (not to scale)

Replacing the Blade

Service Interval: Yearly
Important:
You will need a torque wrench to
install the blade properly. If you do not have a
torque wrench or are uncomfortable performing
g002878
this procedure, contact an Authorized Service
Dealer.
Examine the blade whenever you run out of fuel. If the
blade is damaged or cracked, replace it immediately.
If the blade edge is dull or nicked, have it sharpened
and balanced, or replace it.
WARNING
The blade is sharp; contacting the blade can
result in serious personal injury.
Wear gloves when servicing the blade.
1. Refer to Preparing for Maintenance (page
2. Tip the machine onto its side with the air filter up.
3. Use a block of wood to hold the blade steady
(Figure 34).
g000533
4. Remove the blade, saving all mounting hardware
(Figure 34).
5. Install the new blade and all mounting hardware
(Figure 35).
19
Figure 34
16).
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