Changing The Engine Oil - Toro 74629 Operator's Manual

Important: Do not overfill the crankcase with oil
and run the engine; engine damage may result.

Changing the Engine Oil

Service Interval: After the first 5 hours
Every 100 hours (change it more often under a heavy
load or in high temperatures).
1. Park the machine, so that the right side is slightly
lower than the left side, to ensure that the oil drains
completely.
2. Disengage the blade-control switch (PTO).
3. Stop the engine, wait for all moving parts to stop, and
remove the key before leaving the operating position.
4. Clean the area around the drain valve and on the
machine frame, locate the oil-drain hose, and slide it
over the drain valve (Figure 31).
5. Place the opposite end of the oil-drain hose over the
machine frame.
6. Place a drain pan underneath the machine directly
below the drain hose (Figure 31).
1
2
3
1. Oil-fill hole
2. Drain valve
7. Turn the drain valve 1/4 counterclockwise to open and
allow the oil to drain.
8. Remove the oil-fill cap/dipstick (Figure 31).
9. When oil has drained completely, close the oil-drain
valve.
10. Remove the oil-drain hose, and wipe up any excess oil
on the frame.
Note: Dispose of the used oil at a certified recycling
center.
4
G017864
Figure 31
3. Oil-drain hose
4. Pan
11. Change the engine-oil filter; refer to Changing the
Engine-oil Filter (page 26).
12. Slowly pour approximately 80% of the specified
amount of oil into the fill hole (Figure 31).
13. Check the oil level; refer to Checking the Engine-oil
Level (page 25).
14. Install the oil-fill cap/dipstick.
Changing the Engine-oil Filter
Service Interval: Every 100 hours
Note: Change the engine-oil filter more frequently when the
operating conditions are extremely dusty or sandy.
1. Drain the oil from the engine; refer to Changing the
Engine Oil (page 26).
2. Remove the old oil filter, and wipe the filter adapter
(Figure 32) gasket surface.
1. Oil filter
2. Gasket
3. Apply a thin coat of new oil to the rubber gasket on
the new oil filter (Figure 32).
4. Install the new oil filter to the filter adapter.
5. Turn the oil filter clockwise until the rubber gasket
contacts the filter adapter, then tighten the oil filter an
additional 1/2 to 3/4 turn (Figure 32).
6. Slowly pour about 80% of the specified amount of oil
into the fill hole (Figure 30).
7. Check the oil level; refer to Checking the Engine-oil
Level (page 25).
26
Figure 32
3. Filter adapter