Troubleshooting - Ariens 911250 – Pro21 Owner's/Operator's Manual

PROBLEM
Engine will
not start
Engine is
difficult to
restart
Cut is poor
Grass does
not disperse
evenly
Mower does
not bag
clippings
Wheel drive
does not
engage (Self-
Propelled
models)

TROUBLESHOOTING

PROBABLE CAUSE
1. Fuel tank empty or low.
2. Fuel shutoff valve closed.
3. Spark plug wire loose or off.
4. Engine/Blade control cable
detached, broken, or not
adjusted properly.
1. Mower clogged with grass.
1. Worn blade.
2. Too much grass is being
removed per cutting.
3. Grass is too wet.
4. Mowing speed is too fast.
1. Too much grass is being
removed per cutting.
2. Grass is too wet.
3. Mowing speed is too fast.
1. Grass bag is overfilled.
2. Mulching plug is installed.
1. Wheel drive control not
engaged.
2. Drive belt out of position.
3. Drive belt worn or damaged.
4. Wheel drive control cable
detached or broken.
5. Bearings damaged.
6. Debris in gear set.
7. Drive seems to slip or speed
is too slow.
CORRECTION
GB - 25
1. Check fuel level. Fill tank if
necessary.
2. Open fuel shutoff valve.
3. Check connection.
4. Check cable. Adjust, repair
or replace as necessary.
1. Clear clippings from under
mower. (Allow the mower to
clear clippings before
shutting off engine.)
1. Check blade (see CHECK
MOWER BLADE on
page 19).
2. Raise cutting height.
3. Allow grass to dry.
4. Mow slower.
1. Raise cutting height.
2. Allow grass to dry.
3. Mow slower.
1. Empty grass bag and do not
allow it to overfill.
2. Remove mulching plug.
1. Engage wheel drive control.
2. Check drive belt. Adjust as
necessary (see CHECK
DRIVE BELT (self-propelled
models) on page 20).
3. Replace belt (see CHECK
DRIVE BELT (self-propelled
models) on page 20).
4. Check wheel drive control
cable. Adjust or replace as
needed. See CHECK
WHEEL DRIVE CONTROL
(self-propelled models) on
page 19.
5. Contact your Dealer.
6. Contact your Dealer.
7. See WHEEL DRIVE
CONTROL ADJUSTMENT
(self-propelled models) on
page 23.