Toro 74143 Operator's Manual page 32

Changing the Engine Oil
Service Interval: After the first 8 hours
Every 100 hours (more often in dirty or dusty
conditions)
Note: Dispose of the used oil at a recycling center.
1. Park the machine so that the rear is slightly lower than
the front to ensure the oil drains completely.
2. Disengage the PTO, move the motion control levers to
the neutral locked position and set the parking brake.
3. Stop the engine, remove the key, and wait for all moving
parts to stop before leaving the operating position.
4. Change the engine oil (Figure 39 ).
1
3
4
Figure 39
G008804
2
4
5
G008793
5. Slowly pour approximately 80% of the specified oil
into the filler tube and slowly add the additional oil to
bring it to the Full mark (Figure 40).
1
3
5
6. Start the engine and drive to a flat area. Check the oil
level again.
Changing the Engine Oil Filter
Service Interval: Every 200 hours
Note: Change the engine oil filter more frequently when
operating conditions are extremely dusty or sandy.
1. Drain the oil from the engine; refer to Changing the
Engine Oil.
2. Change the engine oil filter (Figure 41).
32
2
4
6
G008796
Figure 40