Replacing The Spark Plug; Emptying The Fuel Tank - Toro 38066 Operator's Manual

2. Disconnect the wire from the spark plug and ensure that
the wire does not contact the plug (Fig. 24).
3. Clean the area around the oil drain plug (Fig. 39).
Figure 39
1. Oil drain plug
4. Slide an oil drain pan under the drain extension and
remove the oil drain plug.
5. Drain the oil.
6. Install the oil drain plug.
7. Fill the crankcase with oil. Refer to Filling the Engine
Crankcase with Oil on page 14.
8. Wipe up any spilled oil.
9. Connect the wire to the spark plug.

Replacing the Spark Plug

Use a Champion RJ-19LM or equivalent spark plug. Install
a new plug after every 100 operating hours.
1. Stop the engine and wait for all moving parts to stop.
2. Clean any debris from around the base of the spark
plug.
3. Disconnect the wire from the spark plug (Fig. 24).
4. Remove the spark plug.
5. Examine the spark plug and replace it if it is cracked,
fouled, dirty, or if the electrodes are worn.
Important Do not clean the electrodes because grit
could enter the cylinder and damage the engine.
6. Set the gap between the electrodes on the spark plug at
0.030 in. (0.76 mm) as shown in Figure 40.
m-4036
2. Drain extension
27
Figure 40
1. 0.030 in. (0.76 mm)
7. Install the spark plug by hand and then torque it to
15 ft-lb (20.4 N m). If you do not have a torque wrench,
tighten the plug firmly.
8. Connect the wire to the spark plug.

Emptying the Fuel Tank

1. Stop the engine and wait for all moving parts to stop.
2. Disconnect the wire from the spark plug (Fig. 24)
3. Close the fuel shutoff valve (Fig. 22).
Danger
Gasoline is highly flammable; it can ignite and
cause serious personal injury.
Drain gasoline outdoors.
Drain gasoline from a cold engine only.
Wipe up any gasoline that may have spilled.
Do not drain gasoline near any open flame or
where gasoline fumes may be ignited by a spark.
Do not smoke a cigar, a cigarette, or a pipe when
handling gasoline.
4. Place a clean drain pan under the fuel shutoff valve.
5. Loosen the hose clamp that secures the fuel line to the
valve and slide the fuel line off the fuel shutoff valve
(Fig. 22).
6. Open the fuel shutoff valve and allow the fuel to drain
out of the fuel tank into the drain pan.
7. Install the fuel line onto the fuel shutoff valve and
secure it with a hose clamp.
8. Connect the wire to the spark plug.
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