Toro 22604 Operator's Manual page 15

9. Charge the battery for 10 to 15 minutes at 25 to 30 amps
or 30 minutes at 4 to 6 amps (Figure 26). Do not
overcharge the battery.
10. When the battery is fully charged, unplug the charger
from the electrical outlet, then disconnect the charger
leads from the battery posts (Figure 26).
11. Install the battery cover.
Lubricate the Cutter Wheel
Bearings
Service Interval: Lubricate before every use.
The cutter wheel bearings should be lubricated with No. 2
General Purpose lithium base grease (Figure 27).
1. Clean around grease zerk with a rag and lift the plastic
cap off the grease zerk.
2. Using a grease gun, pump several shots of grease into the
fitting until it starts to ooze out of the bearing.
Figure 27
1. Cutter wheel bearing 2. Grease zerk
Replacing and Adjusting the
Drive Belt
Service Interval: Check belt before every use.
Replace when worn or every 100 hours.
1. Remove the nuts, washers, and top bolts securing the belt
guard to machine.
2. Remove the belt guard (Figure 28).
Figure 28
1. Nuts and washers
3. Bolts
3
2. Belt guard
15
3. Loosen four (4) engine plate mounting bolts and four (4)
bolts securing the rear of the belt guard to the engine.
4. Loosen the belt tension bolt and jam nut, slide the engine
toward the flywheel housing to loosen belt (Figure 29).
Figure 29
1. Tension bolt and jam nut
5. Replace drive belt.
6. Adjust the drive belt tension by tightening tension bolt
and jam nut against the engine mounting plate.
7. Lay a straightedge across clutch and flywheel pulleys,
tighten belt tension bolt so there is 0.40 inch (1 cm) of
flex in the belt when pushing down with 15 lb. (6.8 kg)
pressure, at mid-span.
Figure 30
1. Straightedge
8. Tighten the four (4) engine plate mounting bolts and four
(4) bolts securing the rear of the belt guard to the engine.
9. Install belt guard and secure with previously removed
washers and nuts.
Replacing the Cutter Blades
Service Interval: Before each use check the cutter blades
for nicks and sharpness.
NOTE: Using a dull knife will decrease performance and
cause excessive vibrations that will cause damage to the
Brush Chipper or engine.
WARNING
Before performing any maintenance procedure or
inspection, stop the engine, wait five minutes to allow all
moving parts to come to a complete stop and cool.
Disconnect the spark plug wires, keeping them away
from the spark plugs.
2. Engine mounting bolt
2. Flex of 0.40 in (1 cm)