Toro TimeCutter ZS 4200S Operator's Manual page 34

3. To keep dirt, grass clippings, etc., out of the
engine, clean the area around the oil-fill cap and
dipstick before removing it
Figure 39
Changing the Engine Oil and Filter
Service Interval: After the first 5 hours
Every 100 hours (more often under a heavy
load or in high temperatures).
Every 100 hours (more often in dirty or dusty
conditions).
1. Park the machine so that the drain side is slightly
lower than the opposite side to ensure that the
oil drains completely.
2. Disengage the blade-control switch (PTO) and
move the motion-control levers outward to the
P position.
ARK
3. Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
4. Drain the oil from the engine
(Figure 39).
g311705
(Figure 40).
32
Figure 40
5. Change the engine-oil filter
Note:
Ensure the oil-filter gasket touches the
engine, and then turn the filter an extra 3/4 turn.
g029369
(Figure 41).