Trou Ble Shoot Ing - Husqvarna DRT900H Manuel De L'opérateur

TROUBLESHOOTING POINTS
PROBLEM
Will not start
Hard to start
Loss of power
10. Dirty engine air screen.
11. Dirty/clogged muffler.
12. Carburetor out of adjustment.
13. Poor compression.
Engine overheats
Excessive bounce/
difficult handling
Soil balls up or clumps
Engine runs but tiller
won't move
Engine runs but labors
when tilling
Tines will not rotate
Tines skip over
ground
Hard to shift into gear
Tiller shuts off when
tine control
engaged
CAUSE
1. Out of fuel.
2. Engine not "CHOKED" properly.
3. Engine flooded.
4. Dirty air cleaner.
5. Water in fuel.
6. Clogged fuel tank.
7. Loose spark plug wire.
8. Bad spark plug or improper gap.
9. Carburetor out of adjustment.
1. Throttle control not set properly.
2. Dirty air cleaner.
3. Bad spark plug or improper gap.
4. Stale or dirty fuel.
5. Loose spark plug wire.
6. Carburetor out of adjustment.
1. Engine is overloaded.
2. Dirty air cleaner.
3. Low oil level/dirty oil.
4. Faulty spark plug.
5. Oil in fuel.
6. Stale or dirty fuel.
7. Water in fuel.
8. Clogged fuel tank.
9. Spark plug wire loose.
1. Low oil level/dirty oil.
2. Dirty engine air screen.
3. Dirty engine.
4. Partially plugged muffler.
5. Improper carburetor adjustment.
1. Ground too dry and hard.
1. Ground too wet.
1. Tine control is not engaged.
2. V-belt not correctly adjusted.
3. V-belt is off pulley(s).
1. Tilling too deep.
2. Throttle control not properly adjusted.
3. Carburetor out of adjustment.
1. Shear pin(s) broken.
1. Drag Stake not lowered in forward rotating
till mode.
2. Improper tilling mode.
1. Gears not timed.
1. Shift lever set in between counter rotating till
position and forward rotating till position.
2. Tines jammed.
CORRECTION
1. Fill fuel tank.
2. See "TO START ENGINE" in Operation section.
3. Wait several minutes before attempting to start.
4. Clean or replace air cleaner cartridge.
5. Empty fuel tank and carburetor, and refill tank
with fresh gasoline.
6. Remove fuel tank and clean.
7. Make sure spark plug wire is seated properly on
plug.
8. Replace spark plug or adjust gap.
9. Make necessary adjustments.
1. Place throttle control in "FAST" position.
2. Clean or replace air cleaner cartridge.
3. Replace spark plug or adjust gap.
4. Empty fuel tank and refill tank with fresh, clean
gasoline.
5. Make sure spark plug wire is seated properly on
plug.
6. Make necessary adjustments.
1. Set depth stake for shallower tilling.
2. Clean or replace air cleaner cartridge.
3. Check oil level/change oil.
4. Clean and regap or change spark plug.
5. Empty and clean fuel tank and refill, and clean
carburetor.
6. Empty fuel tank and refill fuel tank with fresh
gasoline.
7. Empty fuel tank and carburetor, and refill tank
with fresh gasoline.
8. Remove fuel tank and clean.
9. Connect and tighten spark plug wire.
10. Clean engine air screen.
11. Clean/replace muffler.
12. Make necessary adjustments.
13. Contact an authorized service centerdepartment.
1. Check oil level/change oil.
2. Clean engine air screen.
3. Clean cylinder fins, air screen, and muffler area.
4. Remove and clean muffler.
5. Adjust carburetor to richer position.
1. Moisten ground or wait for more favorable soil
conditions.
1. Wait for more favorable soil conditions.
1. Engage drive control.
2. Inspect/adjust V-belt.
3. Inspect V-belt.
1. Set depth stake for shallower tilling.
2. Check throttle control setting.
3. Make necessary adjustments.
1. Replace shear pin(s).
1. Lower Drag Stake
2. Forward rotating tine drive should only be used
for soft ground or for soil that has already been
tilled.
1. Briefly engage tine control and release or
rock tiller forward and back ward until are able to
shift gears.
1. Shift to either counter rotating till position or
forward rotating till position.
2. Clear tines.
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