Troubleshooting - Toro 22604 Operator's Manual

Troubleshooting

Problem
The engine will not start.
The engine runs rough.
Chipping action seems slow or
flywheel stalling.
Flywheel does not turn.
Drive belt worn, burned, or jumps off
of pulley.
The machine has excessive vibration.
Cause
1. The engine switch is in the Off
position.
2. The choke is open.
3. The fuel tank is empty
4. Throttle is not in correct position.
5. The spark plug(s) are fouled, wire is
loose or disconnected.
1. The choke is on.
2. The air filter is clogged.
3. The fuel filter is clogged.
4. There is water or contaminants in the
fuel.
5. The spark plug(s) are worn or have
buildup on the electrodes.
1. The engine speed is too slow causing
the clutch to slip.
2. Check for loose or damaged drive
belt.
3. Check for a dull or damaged blades.
1. Build-up of chips and debris around
flywheel.
2. Check for loose or damaged drive
belt.
3. Clutch overheated or damaged.
1. Improper drive belt adjustment.
2. The drive belt may be stretched.
3. Pulleys out of alignment.
1. Check for a dull or damaged blades.
2. Blades may not be properly seated on
the flywheel.
3. Gap between the blades and cutter
block is too great.
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Remedy
1. Turn the engine switch to the ON position.
2. Close the choke when starting a cold
engine.
3. Fill tank with fresh fuel.
4. Move throttle to correct position.
5. Check the electrode gap and clean or
replace the spark plug.
1. Open the choke.
2. Clean or replace the air filter.
3. Clean the fuel filter.
4. Drain and fill the tank with fresh fuel.
Clean the fuel filter.
5. Check electrode gap and clean or replace
the spark plug.
1. Run the engine at full throttle.
2. Tighten or replace drive belt.
3. Replace with sharp blades.
1. Remove any built-up debris from the
hopper inlet, flywheel housing, and
discharge chute.
2. Check the drive belt tension.
3. Replace clutch.
1. Check the drive belt tension.
2. Replace drive belt.
3. Align engine/clutch pulley with flywheel.
1. Replace with sharp blades.
2. Loosen the blade mounting screws, reset
the blades and tighten the screws.
3. Adjust the cutter block clearance or replace
the cutter block.