Toro STX-38 Operator's Manual page 24

WARNING
Contact with hot surfaces may cause personal
injury.
Keep hands, feet, face, clothing and other body
parts away from the muffler and other hot surfaces.
Important: Do not overfill the crankcase with oil
because damage to the engine may result. Do not run
engine with oil below the low mark because the engine
may be damaged.
1. Lower the grinder and stop the engine. Remove the key.
2. Check the oil as shown in Figure 31.
1
3
6
8
Figure 31
Changing the Engine Oil
Service Interval: Every 150 hours (more often in dirty or
dusty conditions)
Note: Dispose of the used oil at a recycling center.
1. Start the engine and let it run five minutes. This warms
the oil so it drains better.
2
4 5
7
10
9
G008792
2. Park the machine so that the rear is slightly lower than
the front to ensure the oil drains completely.
3. Lower the grinder and stop the engine. Remove the key.
4. Place a pan below the drain hose. Rotate the oil drain
valve to allow oil to drain (Figure 32).
1. Oil drain hose
5. When oil has drained completely, close the drain valve.
6. Dispose of the used oil at a recycling center
7. 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 33).
1
3
5
24
Figure 32
2. Oil drain valve
2
4
6
G008796
Figure 33