Toro VACU-POWER Service Manual page 27

TORO OHV Servicing the Air Cleaner (cont'd)
CAUTION! Pull the wire off the spark plug before
performing adjustments or maintenance.
1. Stop the engine and pull the wire off the spark
plug. Remove the key from the switch on electric
start models.
2. Push in the locking tabs and lift off the air cleaner
cover. Clean cover thoroughly. See Figure 15.
3 .
If the top of the foam element is dirty, remove
it
from the air cleaner body. Clean thoroughly.
WASH the foam element in a solution of liquid
soap and warm water. Squeeze to remove dirt,
but do not twist because the foam may tear.
Rinse thoroughly in clear water.
DRY by wrapping in a clean rag. Squeeze the
rag and the foam element to dry.
SATURATE the element with 25 ml. (5 teaspoons)
of SAE 30 or 1OW30 engine oil. Squeeze the
element to remove excess oil and to distribute oil
thoroughly. A damp element is desirable.
Figure 15
4. Install foam element and air cleaner cover.
IMPORTANT: Do not operate the engine without
an air cleaner element because extreme engine
wear and damage will likely result.
TORO OHV Replacing the Spark Plug
Use an NGK BPRGES spark plug or equivalent.
Correct air gap is 0.813 mm (0.032").. Remove the plug
after every 25 operating hours and check its condition.
1.
Stop the engine and pull the wire off spark plug.
2. Clean around the spark plug and remove the
plug from cylinder head.
IMPORTANT: Replace a cracked, fouled, or dirty
spark plug.
Do
not sand blast, scrape, or clean
electrodes because engine damage could result
from grit entering the cylinder.
3 .
Set air gap a t
0.813
mm
(0.032)
as
shown in
Figure
16.
Install a correctly gapped spark plug
and
gasket seal. Tighten the plug firmly.
r
Spark Plug
Torque:
20.4 N-m (15
ft
lbs)
Figure 16
TORO OHV Draining Gasoline
1.
Stop the engine and pull the wire off the spark
plug. Remove the key from the switch on electric
start models.
2. Remove fuel tank cap and use a pump-type
syphon to drain the fuel into a clean gas can.
NOTE: This is the only procedure recommended
for draining fuel.
TORO OHV Changing the Crankcase Oil
Change the oil after the first 2 operating hours and
every 25 hours thereafter. Since warm oil drains better
and carries more contaminants than cold, run the
engine for a minute or so before draining the oil.
1.
2.
3 .
Stop the engine and pull the wire off the spark
plug. Remove the key on electric start models.
Remove the grass bag. Drain gasoline from the
fuel tank; refer to Draining Gasoline, page
22.
Raise the left side of the mower at least 30 cm
(12") Remove the drain plug using a 14mm
wrench. Insert the oil drain tube Over the drain
opening. See Figure
17.
Vacu-Power Mower