Replacing The Spark Plugs - Toro Greensmaster 3150 Operator's Manual

1. Dipstick
4. Unscrew the dipstick, pull it out of the tube, and
check the oil level.
5. If the oil level is low, remove the filler cap from
the valve cover and add oil into the engine
through the filler neck until the oil level is up to
the F mark on the dipstick.
ULL
Add the oil slowly and check the level often
during this process.
Important:
Do not overfill the engine with
oil.
6. Install the filler cap and dipstick.
Changing the Engine Oil and Filter
Service Interval: Every 100 hours—Change the
engine oil and filter.
Engine oil quantity: 1.4 L (1.5 US qt) with filter
1. Remove the drain plug
oil flow into a drain pan.
1. Drain plug
Figure 40
2. Filler cap
(Figure 41) and let the
Figure 41
2. Oil filter
2. Clean the threads of the drain plug, apply PTFE
sealant, and install the drain plug
3. Remove the oil filter
4. Apply a light coat of clean oil to the new filter
gasket.
5. Thread the oil filter onto the engine by hand
until the gasket contacts the filter adapter, then
tighten the filter 3/4 to 1 turn further.
Important:
6. Add oil to the crankcase; refer to
Specification (page 33)
g017134
Engine Oil (page
7. Dispose of the oil filter and used oil properly.

Replacing the Spark Plugs

Service Interval: Every 1,000 hours
Spark plug specification: Champion RC 14YC
Air gap specification: 0.76 mm (0.030 inch)
1. Clean the area around the spark plugs so that
foreign matter cannot fall into the cylinder.
2. Pull the wires off the spark plugs and remove
the plugs.
3. Check the condition of the side electrode, center
electrode, and center electrode insulator to
ensure that there is no damage.
Important:
or otherwise malfunctioning spark plug. Do
not sand blast, scrape, or clean electrodes
by using a wire brush because grit may
eventually release from the plug, fall into the
cylinder, and damage the engine.
4. Set the air gap between the center and side of
the electrodes at 0.76 mm (0.030 inches) as
shown in
1. Set air gap to 0.76 mm (0.030 inches).
g005127
5. Install the spark plug and gasket seal, and
torque the plug to 23 N∙m (200 in-lb).
34
(Figure 41).
Do not overtighten the oil filter.
and Checking the
33).
Replace a cracked, fouled, dirty,
Figure 42.
Figure 42
(Figure 41).
Engine Oil
g251456